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13920000317 = 124371119241
BaseRepresentation
bin11001111011011001…
…00101100100111101
31022221002221021122022
430331230211210331
5212002010002232
610221133525525
71001644023206
oct147554454475
938832837568
1013920000317
1159a35282a3
1228459438a5
13140ab7b9a2
14960a105ad
155670ce812
hex33db2593d

13920000317 has 4 divisors (see below), whose sum is σ = 13921131996. Its totient is φ = 13918868640.

The previous prime is 13920000287. The next prime is 13920000359. The reversal of 13920000317 is 71300002931.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2882186596 + 11037813721 = 53686^2 + 105061^2 .

It is a cyclic number.

It is not a de Polignac number, because 13920000317 - 26 = 13920000253 is a prime.

It is a deceptive number, since it divides R13920000316.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13920000397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547184 + ... + 572057.

It is an arithmetic number, because the mean of its divisors is an integer number (3480282999).

Almost surely, 213920000317 is an apocalyptic number.

It is an amenable number.

13920000317 is a deficient number, since it is larger than the sum of its proper divisors (1131679).

13920000317 is a wasteful number, since it uses less digits than its factorization.

13920000317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131678.

The product of its (nonzero) digits is 1134, while the sum is 26.

The spelling of 13920000317 in words is "thirteen billion, nine hundred twenty million, three hundred seventeen", and thus it is an aban number.

Divisors: 1 12437 1119241 13920000317