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23040312113 = 713253190243
BaseRepresentation
bin10101011101010011…
…110100001100110001
32012110201102010102002
4111131103310030301
5334141304441423
614330133503345
71443650264420
oct253523641461
965421363362
1023040312113
119853723565
1245701a1b55
132232534aa0
141187dc32b7
158ecb24228
hex55d4f4331

23040312113 has 8 divisors (see below), whose sum is σ = 28357307328. Its totient is φ = 18229697424.

The previous prime is 23040312107. The next prime is 23040312161. The reversal of 23040312113 is 31121304032.

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

It is a cyclic number.

It is not a de Polignac number, because 23040312113 - 28 = 23040311857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23040311113) 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, 126595031 + ... + 126595212.

It is an arithmetic number, because the mean of its divisors is an integer number (3544663416).

Almost surely, 223040312113 is an apocalyptic number.

It is an amenable number.

23040312113 is a deficient number, since it is larger than the sum of its proper divisors (5316995215).

23040312113 is a wasteful number, since it uses less digits than its factorization.

23040312113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253190263.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 23040312113 its reverse (31121304032), we get a palindrome (54161616145).

The spelling of 23040312113 in words is "twenty-three billion, forty million, three hundred twelve thousand, one hundred thirteen".

Divisors: 1 7 13 91 253190243 1772331701 3291473159 23040312113