Search a number
-
+
23086869871 = 1313912776353
BaseRepresentation
bin10101100000000101…
…011010110101101111
32012120222000111122111
4111200011122311233
5334240214313441
614334515424451
71445054104342
oct254005326557
965528014574
1023086869871
119877a3304a
1245838b5127
13223c086460
141190262459
15901c6e081
hex56015ad6f

23086869871 has 8 divisors (see below), whose sum is σ = 25041653840. Its totient is φ = 21157638912.

The previous prime is 23086869863. The next prime is 23086869877. The reversal of 23086869871 is 17896868032.

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 23086869871 - 23 = 23086869863 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 (23086869877) 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, 6386370 + ... + 6389983.

It is an arithmetic number, because the mean of its divisors is an integer number (3130206730).

Almost surely, 223086869871 is an apocalyptic number.

23086869871 is a deficient number, since it is larger than the sum of its proper divisors (1954783969).

23086869871 is a wasteful number, since it uses less digits than its factorization.

23086869871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12776505.

The product of its (nonzero) digits is 6967296, while the sum is 58.

The spelling of 23086869871 in words is "twenty-three billion, eighty-six million, eight hundred sixty-nine thousand, eight hundred seventy-one".

Divisors: 1 13 139 1807 12776353 166092589 1775913067 23086869871