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23064164631 = 322562684959
BaseRepresentation
bin10101011110101110…
…110011100100010111
32012112101021221220200
4111132232303210113
5334213411232011
614332345031543
71444360110324
oct253656634427
965471257820
1023064164631
119866135292
1245781855b3
1322374668c1
14118b231b4b
158eec86856
hex55ebb3917

23064164631 has 6 divisors (see below), whose sum is σ = 33314904480. Its totient is φ = 15376109748.

The previous prime is 23064164597. The next prime is 23064164671. The reversal of 23064164631 is 13646146032.

23064164631 is a `hidden beast` number, since 2 + 3 + 0 + 6 + 4 + 1 + 646 + 3 + 1 = 666.

It is not a de Polignac number, because 23064164631 - 234 = 5884295447 is a prime.

It is a super-2 number, since 2×230641646312 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23064164671) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1281342471 + ... + 1281342488.

It is an arithmetic number, because the mean of its divisors is an integer number (5552484080).

Almost surely, 223064164631 is an apocalyptic number.

23064164631 is a deficient number, since it is larger than the sum of its proper divisors (10250739849).

23064164631 is a wasteful number, since it uses less digits than its factorization.

23064164631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2562684965 (or 2562684962 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 23064164631 in words is "twenty-three billion, sixty-four million, one hundred sixty-four thousand, six hundred thirty-one".

Divisors: 1 3 9 2562684959 7688054877 23064164631