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10068656117 = 133720932757
BaseRepresentation
bin10010110000010001…
…10111111111110101
3221222200221201121112
421120020313333311
5131110033443432
64343034124405
7504340110362
oct113010677765
927880851545
1010068656117
1142a7548403
121b4bb80705
13c45ca83b0
146b7315469
153dde207b2
hex258237ff5

10068656117 has 8 divisors (see below), whose sum is σ = 11136227256. Its totient is φ = 9042950592.

The previous prime is 10068656093. The next prime is 10068656119. The reversal of 10068656117 is 71165686001.

It can be written as a sum of positive squares in 4 ways, for example, as 2854871761 + 7213784356 = 53431^2 + 84934^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10068656117 - 26 = 10068656053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10068656119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10465898 + ... + 10466859.

It is an arithmetic number, because the mean of its divisors is an integer number (1392028407).

Almost surely, 210068656117 is an apocalyptic number.

It is an amenable number.

10068656117 is a deficient number, since it is larger than the sum of its proper divisors (1067571139).

10068656117 is a wasteful number, since it uses less digits than its factorization.

10068656117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20932807.

The product of its (nonzero) digits is 60480, while the sum is 41.

The spelling of 10068656117 in words is "ten billion, sixty-eight million, six hundred fifty-six thousand, one hundred seventeen".

Divisors: 1 13 37 481 20932757 272125841 774512009 10068656117