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23134290815 = 57307633209
BaseRepresentation
bin10101100010111010…
…010100001101111111
32012201021020201221202
4111202322110031333
5334334334301230
614343332050115
71446201140666
oct254272241577
965637221852
1023134290815
1198a1782109
12459776393b
132248b4a99c
141196687ddd
15905ed9a45
hex562e9437f

23134290815 has 8 divisors (see below), whose sum is σ = 27764992080. Its totient is φ = 18504870592.

The previous prime is 23134290787. The next prime is 23134290827. The reversal of 23134290815 is 51809243132.

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 23134290815 - 210 = 23134289791 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280070 + ... + 353139.

It is an arithmetic number, because the mean of its divisors is an integer number (3470624010).

Almost surely, 223134290815 is an apocalyptic number.

23134290815 is a deficient number, since it is larger than the sum of its proper divisors (4630701265).

23134290815 is an equidigital number, since it uses as much as digits as its factorization.

23134290815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640521.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 23134290815 in words is "twenty-three billion, one hundred thirty-four million, two hundred ninety thousand, eight hundred fifteen".

Divisors: 1 5 7307 36535 633209 3166045 4626858163 23134290815