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23131033300152 = 23321748738804729
BaseRepresentation
bin1010100001001100111010…
…00001011110110010111000
310000220022020111000010001200
411100212131001132302320
511012434324011101102
6121110130000014200
74605106365656151
oct520463501366270
9100808214003050
1023131033300152
1174088a8300608
122716b48301360
13cba329ab476b
1459d795958928
152a1a57eeb51c
hex15099d05ecb8

23131033300152 has 96 divisors (see below), whose sum is σ = 66467845922400. Its totient is φ = 7241893558272.

The previous prime is 23131033300147. The next prime is 23131033300189. The reversal of 23131033300152 is 25100333013132.

23131033300152 is a `hidden beast` number, since 2 + 3 + 1 + 310 + 3 + 330 + 0 + 15 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18806277 + ... + 19998452.

It is an arithmetic number, because the mean of its divisors is an integer number (692373395025).

Almost surely, 223131033300152 is an apocalyptic number.

It is an amenable number.

23131033300152 is an abundant number, since it is smaller than the sum of its proper divisors (43336812622248).

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

23131033300152 is a wasteful number, since it uses less digits than its factorization.

23131033300152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38805245 (or 38805238 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

Adding to 23131033300152 its reverse (25100333013132), we get a palindrome (48231366313284).

The spelling of 23131033300152 in words is "twenty-three trillion, one hundred thirty-one billion, thirty-three million, three hundred thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 17 18 24 34 36 51 68 72 102 136 153 204 306 408 487 612 974 1224 1461 1948 2922 3896 4383 5844 8279 8766 11688 16558 17532 24837 33116 35064 49674 66232 74511 99348 149022 198696 298044 596088 38804729 77609458 116414187 155218916 232828374 310437832 349242561 465656748 659680393 698485122 931313496 1319360786 1396970244 1979041179 2638721572 2793940488 3958082358 5277443144 5937123537 7916164716 11874247074 15832329432 18897903023 23748494148 37795806046 47496988296 56693709069 75591612092 113387418138 151183224184 170081127207 226774836276 321264351391 340162254414 453549672552 642528702782 680324508828 963793054173 1285057405564 1360649017656 1927586108346 2570114811128 2891379162519 3855172216692 5782758325038 7710344433384 11565516650076 23131033300152