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80051854750 = 253773626629
BaseRepresentation
bin100101010001101110…
…1100101110110011110
321122121221200120100021
41022203131211312132
52302421233323000
6100435245022354
75532521352430
oct1124335456636
9248557616307
1080051854750
1130a4a20434a
12136212549ba
137719abc4ba
143c359d6650
152137d1311a
hex12a3765d9e

80051854750 has 64 divisors (see below), whose sum is σ = 173611601280. Its totient is φ = 27070329600.

The previous prime is 80051854739. The next prime is 80051854781. The reversal of 80051854750 is 5745815008.

It is a junction number, because it is equal to n+sod(n) for n = 80051854697 and 80051854706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 185565 + ... + 441064.

It is an arithmetic number, because the mean of its divisors is an integer number (2712681270).

Almost surely, 280051854750 is an apocalyptic number.

80051854750 is an abundant number, since it is smaller than the sum of its proper divisors (93559746530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80051854750 is a wasteful number, since it uses less digits than its factorization.

80051854750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626726 (or 626716 counting only the distinct ones).

The product of its (nonzero) digits is 224000, while the sum is 43.

The spelling of 80051854750 in words is "eighty billion, fifty-one million, eight hundred fifty-four thousand, seven hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 73 125 146 175 250 350 365 511 730 875 1022 1750 1825 2555 3650 5110 9125 12775 18250 25550 63875 127750 626629 1253258 3133145 4386403 6266290 8772806 15665725 21932015 31331450 43864030 45743917 78328625 91487834 109660075 156657250 219320150 228719585 320207419 457439170 548300375 640414838 1096600750 1143597925 1601037095 2287195850 3202074190 5717989625 8005185475 11435979250 16010370950 40025927375 80051854750