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80683927475 = 523227357099
BaseRepresentation
bin100101100100100100…
…0110000011110110011
321201021000001012010012
41023021020300132303
52310220041134400
6101022104325135
75554265032154
oct1131110603663
9251230035105
1080683927475
1131243a789a8
1213778a737ab
1377baa37628
143c9592b92b
152173568d35
hex12c92307b3

80683927475 has 6 divisors (see below), whose sum is σ = 100048070100. Its totient is φ = 64547141960.

The previous prime is 80683927463. The next prime is 80683927529. The reversal of 80683927475 is 57472938608.

It is a happy number.

It is not a de Polignac number, because 80683927475 - 212 = 80683923379 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1613678525 + ... + 1613678574.

It is an arithmetic number, because the mean of its divisors is an integer number (16674678350).

Almost surely, 280683927475 is an apocalyptic number.

80683927475 is a deficient number, since it is larger than the sum of its proper divisors (19364142625).

80683927475 is a wasteful number, since it uses less digits than its factorization.

80683927475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3227357109 (or 3227357104 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 59.

The spelling of 80683927475 in words is "eighty billion, six hundred eighty-three million, nine hundred twenty-seven thousand, four hundred seventy-five".

Divisors: 1 5 25 3227357099 16136785495 80683927475