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23152725723512 = 23711321171170271
BaseRepresentation
bin1010100001110101010011…
…11111100000100101111000
310000222101020021010101201002
411100322221333200211320
511013313240241123022
6121124114303544132
74606505061351020
oct520725177404570
9100871207111632
1023152725723512
11741701a098320
12271b1a0bbb048
13cbc3a5cb5128
145a0852912a80
152a23c7621092
hex150ea9fe0978

23152725723512 has 64 divisors (see below), whose sum is σ = 54124986378240. Its totient is φ = 9020253916800.

The previous prime is 23152725723511. The next prime is 23152725723559. The reversal of 23152725723512 is 21532752725132.

It is a super-2 number, since 2×231527257235122 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23152725723511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19198937 + ... + 20369207.

It is an arithmetic number, because the mean of its divisors is an integer number (845702912160).

Almost surely, 223152725723512 is an apocalyptic number.

23152725723512 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23152725723512 is an abundant number, since it is smaller than the sum of its proper divisors (30972260654728).

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

23152725723512 is a wasteful number, since it uses less digits than its factorization.

23152725723512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202412 (or 1202408 counting only the distinct ones).

The product of its digits is 1764000, while the sum is 47.

The spelling of 23152725723512 in words is "twenty-three trillion, one hundred fifty-two billion, seven hundred twenty-five million, seven hundred twenty-three thousand, five hundred twelve".

Divisors: 1 2 4 7 8 11 14 22 28 44 56 77 88 154 308 616 32117 64234 128468 224819 256936 353287 449638 706574 899276 1170271 1413148 1798552 2340542 2473009 2826296 4681084 4946018 8191897 9362168 9892036 12872981 16383794 19784072 25745962 32767588 51491924 65535176 90110867 102983848 180221734 360443468 720886936 37585593707 75171187414 150342374828 263099155949 300684749656 413441530777 526198311898 826883061554 1052396623796 1653766123108 2104793247592 2894090715439 3307532246216 5788181430878 11576362861756 23152725723512