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23394920271 = 315235120359
BaseRepresentation
bin10101110010011100…
…100010011101001111
32020101102200002100120
4111302130202131033
5340403044422041
614425242200023
71455514353432
oct256234423517
966342602316
1023394920271
119a15905958
12464aab3013
13228ab425b8
1411bd12d819
1591dd1d366
hex57272274f

23394920271 has 8 divisors (see below), whose sum is σ = 31213714560. Its totient is φ = 15586369752.

The previous prime is 23394920261. The next prime is 23394920273. The reversal of 23394920271 is 17202949332.

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

It is not a de Polignac number, because 23394920271 - 211 = 23394918223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23394920273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2555611 + ... + 2564748.

It is an arithmetic number, because the mean of its divisors is an integer number (3901714320).

Almost surely, 223394920271 is an apocalyptic number.

23394920271 is a deficient number, since it is larger than the sum of its proper divisors (7818794289).

23394920271 is a wasteful number, since it uses less digits than its factorization.

23394920271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5121885.

The product of its (nonzero) digits is 163296, while the sum is 42.

The spelling of 23394920271 in words is "twenty-three billion, three hundred ninety-four million, nine hundred twenty thousand, two hundred seventy-one".

Divisors: 1 3 1523 4569 5120359 15361077 7798306757 23394920271