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23690131201 = 112153648291
BaseRepresentation
bin10110000100000010…
…101011011100000001
32021011000011100121201
4112010002223130001
5342004133144301
614514425421201
71466030535622
oct260402533401
967130140551
1023690131201
11a057509230
12471193a801
132307054619
14120a417a49
15939bd3201
hex5840ab701

23690131201 has 4 divisors (see below), whose sum is σ = 25843779504. Its totient is φ = 21536482900.

The previous prime is 23690131189. The next prime is 23690131219. The reversal of 23690131201 is 10213109632.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23690131201 - 217 = 23690000129 is a prime.

It is a super-2 number, since 2×236901312012 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23690131201.

It is not an unprimeable number, because it can be changed into a prime (23690131271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1076824135 + ... + 1076824156.

It is an arithmetic number, because the mean of its divisors is an integer number (6460944876).

Almost surely, 223690131201 is an apocalyptic number.

It is an amenable number.

23690131201 is a deficient number, since it is larger than the sum of its proper divisors (2153648303).

23690131201 is a wasteful number, since it uses less digits than its factorization.

23690131201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153648302.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 23690131201 in words is "twenty-three billion, six hundred ninety million, one hundred thirty-one thousand, two hundred one".

Divisors: 1 11 2153648291 23690131201