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90934804 = 22115319717
BaseRepresentation
bin1010110101110…
…00111000010100
320100002222002201
411122320320110
5141234403204
613005014244
72152635022
oct532707024
9210088081
1090934804
114736a734
1226554384
1315abb59c
14c111712
157eb39a4
hex56b8e14

90934804 has 12 divisors (see below), whose sum is σ = 159282004. Its totient is φ = 45425664.

The previous prime is 90934799. The next prime is 90934813. The reversal of 90934804 is 40843909.

It can be written as a sum of positive squares in 2 ways, for example, as 35402500 + 55532304 = 5950^2 + 7452^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 5247 + ... + 14470.

Almost surely, 290934804 is an apocalyptic number.

It is an amenable number.

90934804 is a deficient number, since it is larger than the sum of its proper divisors (68347200).

90934804 is a wasteful number, since it uses less digits than its factorization.

90934804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20874 (or 20872 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 90934804 is about 9535.9742029852. The cubic root of 90934804 is about 449.6867020917.

The spelling of 90934804 in words is "ninety million, nine hundred thirty-four thousand, eight hundred four".

Divisors: 1 2 4 1153 2306 4612 19717 39434 78868 22733701 45467402 90934804