80000

80,000 (eighty thousand) is the natural number after 79,999 and before 80,001.

==Selected numbers in the range 80,000–89,999== 80,000 = Since January 2024, the daily URL save limit for YouTube for the Wayback Machine 80,782 = Pell number P14 81,081 = smallest abundant number ending in 1, 3, 7, or 9 81,181 = number of reduced trees with 25 nodes 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. 82,025 = number of primes \leq 2^{20}. 82,467 = number of square (0,1)-matrices without zero rows and with exactly 6 entries equal to 1 82,656 = Kaprekar number: 826562 = 6832014336; 68320 + 14336 = 82656 82,944 = 3-smooth number: 210 × 34 83,097 = Riordan number 83,160 = the 29th highly composite number 83,357 = Friedman prime 83,521 = 174 84,187 – number of parallelogram polyominoes with 15 cells. 84,375 = 33×55 84,672 = number of primitive polynomials of degree 21 over GF(2) 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 88,789 = the start of a prime 9-tuple, along with 88793, 88799, 88801, 88807, 88811, 88813, 88817, and 88819. 88,888 = repdigit 89,134 = number of partitions of 45