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23100112313 = 291033771109
BaseRepresentation
bin10101100000110111…
…111011110110111001
32012121212221021212022
4111200313323312321
5334302112043223
614340111324225
71445304500135
oct254067736671
965555837768
1023100112313
119884458313
124588220675
132241a41b15
141191d0c3c5
15902ed7ac8
hex560dfbdb9

23100112313 has 8 divisors (see below), whose sum is σ = 23919832200. Its totient is φ = 22281936768.

The previous prime is 23100112309. The next prime is 23100112351. The reversal of 23100112313 is 31321100132.

It can be written as a sum of positive squares in 4 ways, for example, as 17963236729 + 5136875584 = 134027^2 + 71672^2 .

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 23100112313 - 22 = 23100112309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23100112291 and 23100112300.

It is not an unprimeable number, because it can be changed into a prime (23100112393) 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, 355598 + ... + 415511.

It is an arithmetic number, because the mean of its divisors is an integer number (2989979025).

Almost surely, 223100112313 is an apocalyptic number.

It is an amenable number.

23100112313 is a deficient number, since it is larger than the sum of its proper divisors (819719887).

23100112313 is a wasteful number, since it uses less digits than its factorization.

23100112313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772171.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 23100112313 its reverse (31321100132), we get a palindrome (54421212445).

The spelling of 23100112313 in words is "twenty-three billion, one hundred million, one hundred twelve thousand, three hundred thirteen".

Divisors: 1 29 1033 29957 771109 22362161 796555597 23100112313