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23729414164 = 22177316329327
BaseRepresentation
bin10110000110011000…
…100010000000010100
32021020202002010201021
4112012120202000110
5342044212223124
614522351410524
71500015456331
oct260630420024
967222063637
1023729414164
11a0776aa095
124722b23a44
132312229991
141211721988
1593d3927e4
hex586622014

23729414164 has 48 divisors (see below), whose sum is σ = 44846500608. Its totient is φ = 10945870848.

The previous prime is 23729414161. The next prime is 23729414183. The reversal of 23729414164 is 46141492732.

It is a self number, because there is not a number n which added to its sum of digits gives 23729414164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23729414161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 794469 + ... + 823795.

It is an arithmetic number, because the mean of its divisors is an integer number (934302096).

Almost surely, 223729414164 is an apocalyptic number.

It is an amenable number.

23729414164 is a deficient number, since it is larger than the sum of its proper divisors (21117086444).

23729414164 is a wasteful number, since it uses less digits than its factorization.

23729414164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29584 (or 29582 counting only the distinct ones).

The product of its digits is 290304, while the sum is 43.

The spelling of 23729414164 in words is "twenty-three billion, seven hundred twenty-nine million, four hundred fourteen thousand, one hundred sixty-four".

Divisors: 1 2 4 17 34 68 73 146 163 292 326 652 1241 2482 2771 4964 5542 11084 11899 23798 29327 47596 58654 117308 202283 404566 498559 809132 997118 1994236 2140871 4281742 4780301 8563484 9560602 19121204 36394807 72789614 81265117 145579228 162530234 325060468 348961973 697923946 1395847892 5932353541 11864707082 23729414164