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80116504 = 23131375623
BaseRepresentation
bin1001100011001…
…11101100011000
312120202100011221
410301213230120
5131002212004
611541101424
71661656546
oct461475430
9176670157
1080116504
1141250796
12229b7874
13137a1420
14a8d6d96
157078354
hex4c67b18

80116504 has 32 divisors (see below), whose sum is σ = 162983520. Its totient is φ = 36700416.

The previous prime is 80116499. The next prime is 80116511. The reversal of 80116504 is 40561108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11437 + ... + 17059.

It is an arithmetic number, because the mean of its divisors is an integer number (5093235).

Almost surely, 280116504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80116504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81491760).

80116504 is an abundant number, since it is smaller than the sum of its proper divisors (82867016).

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

80116504 is a wasteful number, since it uses less digits than its factorization.

80116504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5779 (or 5775 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 80116504 is about 8950.7823121781. The cubic root of 80116504 is about 431.0960034345.

The spelling of 80116504 in words is "eighty million, one hundred sixteen thousand, five hundred four".

Divisors: 1 2 4 8 13 26 52 104 137 274 548 1096 1781 3562 5623 7124 11246 14248 22492 44984 73099 146198 292396 584792 770351 1540702 3081404 6162808 10014563 20029126 40058252 80116504