80,000
80,000 (eighty thousand) is the natural number after 79,999 and before 80,001.
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← 0 [[{{#expr:{{{1}}}*{{{factor}}}*1000}} (number)|{{#ifeq:{{{1}}}|10|→|{{#expr:{{{1}}}*{{{factor}}}}}k}}]] [[{{#expr:{{{1}}}*{{{factor}}}*1000}} (number)|{{#ifeq:{{{1}}}|10|→|{{#expr:{{{1}}}*{{{factor}}}}}k}}]] [[{{#expr:{{{1}}}*{{{factor}}}*1000}} (number)|{{#ifeq:{{{1}}}|10|→|{{#expr:{{{1}}}*{{{factor}}}}}k}}]] [[{{#expr:{{{1}}}*{{{factor}}}*1000}} (number)|{{#ifeq:{{{1}}}|10|→|{{#expr:{{{1}}}*{{{factor}}}}}k}}]] [[{{#expr:{{{1}}}*{{{factor}}}*1000}} (number)|{{#ifeq:{{{1}}}|10|→|{{#expr:{{{1}}}*{{{factor}}}}}k}}]] [[{{#expr:{{{1}}}*{{{factor}}}*1000}} (number)|{{#ifeq:{{{1}}}|10|→|{{#expr:{{{1}}}*{{{factor}}}}}k}}]] [[{{#expr:{{{1}}}*{{{factor}}}*1000}} (number)|{{#ifeq:{{{1}}}|10|→|{{#expr:{{{1}}}*{{{factor}}}}}k}}]] [[{{#expr:{{{1}}}*{{{factor}}}*1000}} (number)|{{#ifeq:{{{1}}}|10|→|{{#expr:{{{1}}}*{{{factor}}}}}k}}]] [[{{#expr:{{{1}}}*{{{factor}}}*1000}} (number)|{{#ifeq:{{{1}}}|10|→|{{#expr:{{{1}}}*{{{factor}}}}}k}}]] [[{{#expr:{{{1}}}*{{{factor}}}*1000}} (number)|{{#ifeq:{{{1}}}|10|→|{{#expr:{{{1}}}*{{{factor}}}}}k}}]] | ||||
Cardinal | eighty thousand | |||
Ordinal | 80000th (eighty thousandth) | |||
Factorization | 27 × 54 | |||
Greek numeral | ||||
Roman numeral | LXXX | |||
Binary | 100111000100000002 | |||
Ternary | 110012012223 | |||
Octal | 2342008 | |||
Duodecimal | 3A36812 | |||
Hexadecimal | 1388016 |
Selected numbers in the range 80,000–89,999
- 80,286 = model number of the Intel 80286 chip
- 80,386 = model number of the Intel 80386 chip
- 80,486 = model number of the Intel 80486 chip
- 80,782 = Pell number P14[1]
- 82,000 = the only currently known number greater than 1 that can be written in bases from 2 through 5 using only 0s and 1s.[2][3]
- 82,656 = Kaprekar number: 826562 = 6832014336; 68320 + 14336 = 82656[4]
- 82,944 = 3-smooth number: 210 × 34
- 83,160 = highly composite number[5]
- 83,357 = Friedman prime[6]
- 83,521 = 174
- 85,085 = product of five consecutive primes: 5 × 7 × 11 × 13 × 17
- 85,184 = 443
- 86,400 = seconds in a day: 24 × 60 × 60 and common DNS default time to live
- 87,360 = unitary perfect number[7]
- 88,888 = repdigit
See also
- 80,000 Hours, a British career advisory service
References
- Sloane, N. J. A. (ed.). "Sequence A000129 (Pell numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
- Sequence A146025 in The On-Line Encyclopedia of Integer Sequences
- Sequence A258107 in The On-Line Encyclopedia of Integer Sequences
- Sloane, N. J. A. (ed.). "Sequence A006886 (Kaprekar numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
- Sloane, N. J. A. (ed.). "Sequence A002182 (Highly composite numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
- (sequence A112419 in the OEIS)
- Sloane, N. J. A. (ed.). "Sequence A002827 (Unitary perfect numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
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