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23056506868 = 2259577169319
BaseRepresentation
bin10101011110010001…
…100101111111110100
32012111211212220102211
4111132101211333310
5334204431204433
614331512543204
71444235034433
oct253621457764
965454786384
1023056506868
11986188495a
1245756b1b04
1322359b5195
14118a1db11a
158ee2728cd
hex55e465ff4

23056506868 has 24 divisors (see below), whose sum is σ = 41104123200. Its totient is φ = 11313151488.

The previous prime is 23056506857. The next prime is 23056506877. The reversal of 23056506868 is 86860565032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51513 + ... + 220831.

It is an arithmetic number, because the mean of its divisors is an integer number (1712671800).

Almost surely, 223056506868 is an apocalyptic number.

It is an amenable number.

23056506868 is a deficient number, since it is larger than the sum of its proper divisors (18047616332).

23056506868 is a wasteful number, since it uses less digits than its factorization.

23056506868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169959 (or 169957 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 49.

The spelling of 23056506868 in words is "twenty-three billion, fifty-six million, five hundred six thousand, eight hundred sixty-eight".

Divisors: 1 2 4 59 118 236 577 1154 2308 34043 68086 136172 169319 338638 677276 9989821 19979642 39959284 97697063 195394126 390788252 5764126717 11528253434 23056506868