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23106045654 = 2321967561537
BaseRepresentation
bin10101100001001110…
…100100011011010110
32012122022002201212200
4111201032210123112
5334310121430104
614340442425330
71445406101406
oct254116443326
965568081780
1023106045654
1198878400aa
12458a202246
13224303b683
141192a14806
159037aab39
hex5613a46d6

23106045654 has 24 divisors (see below), whose sum is σ = 52697999640. Its totient is φ = 7296645888.

The previous prime is 23106045653. The next prime is 23106045667. The reversal of 23106045654 is 45654060132.

23106045654 is a `hidden beast` number, since 2 + 31 + 0 + 60 + 4 + 565 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23106045653) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 33780427 + ... + 33781110.

It is an arithmetic number, because the mean of its divisors is an integer number (2195749985).

Almost surely, 223106045654 is an apocalyptic number.

23106045654 is an abundant number, since it is smaller than the sum of its proper divisors (29591953986).

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

23106045654 is a wasteful number, since it uses less digits than its factorization.

23106045654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67561564 (or 67561561 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 23106045654 in words is "twenty-three billion, one hundred six million, forty-five thousand, six hundred fifty-four".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 342 67561537 135123074 202684611 405369222 608053833 1216107666 1283669203 2567338406 3851007609 7702015218 11553022827 23106045654