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93031330213 = 172595456063
BaseRepresentation
bin101011010100100011…
…0010111000110100101
322220010111212020102201
41112221012113012211
53011012010031323
6110423224134501
76502255154653
oct1265106270645
9286114766381
1093031330213
11364aa840378
1216044007431
138a07b560b3
14470773bdd3
15264755d8ad
hex15a91971a5

93031330213 has 12 divisors (see below), whose sum is σ = 100500698880. Its totient is φ = 86074834112.

The previous prime is 93031330211. The next prime is 93031330237. The reversal of 93031330213 is 31203313039.

It is not a de Polignac number, because 93031330213 - 21 = 93031330211 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 (93031330211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2710981 + ... + 2745082.

It is an arithmetic number, because the mean of its divisors is an integer number (8375058240).

Almost surely, 293031330213 is an apocalyptic number.

It is an amenable number.

93031330213 is a deficient number, since it is larger than the sum of its proper divisors (7469368667).

93031330213 is a wasteful number, since it uses less digits than its factorization.

93031330213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5456156 (or 5456139 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 28.

The spelling of 93031330213 in words is "ninety-three billion, thirty-one million, three hundred thirty thousand, two hundred thirteen".

Divisors: 1 17 59 289 1003 17051 5456063 92753071 321907717 1576802207 5472431189 93031330213