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23313620624125 = 531339901359561
BaseRepresentation
bin1010100110100001000000…
…00100110110001011111101
310001112202112022021012120011
411103100200010312023331
511023432243334433000
6121330043544023221
74624232152423636
oct523204004661375
9101482468235504
1023313620624125
11747928406a567
122746404461b11
131001607781330
145a855721688d
152a669292e2ba
hex1534201362fd

23313620624125 has 32 divisors (see below), whose sum is σ = 31334378546016. Its totient is φ = 17215732800000.

The previous prime is 23313620624123. The next prime is 23313620624167. The reversal of 23313620624125 is 52142602631332.

It can be written as a sum of positive squares in 16 ways, for example, as 23059098356121 + 254522268004 = 4801989^2 + 504502^2 .

It is not a de Polignac number, because 23313620624125 - 21 = 23313620624123 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23313620624123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64659345 + ... + 65018905.

It is an arithmetic number, because the mean of its divisors is an integer number (979199329563).

Almost surely, 223313620624125 is an apocalyptic number.

23313620624125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23313620624125 is a deficient number, since it is larger than the sum of its proper divisors (8020757921891).

23313620624125 is a wasteful number, since it uses less digits than its factorization.

23313620624125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399490 (or 399480 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 23313620624125 in words is "twenty-three trillion, three hundred thirteen billion, six hundred twenty million, six hundred twenty-four thousand, one hundred twenty-five".

Divisors: 1 5 13 25 65 125 325 1625 39901 199505 359561 518713 997525 1797805 2593565 4674293 4987625 8989025 12967825 23371465 44945125 64839125 116857325 584286625 14346843461 71734217305 186508964993 358671086525 932544824965 1793355432625 4662724124825 23313620624125