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1317064715 = 51748731817
BaseRepresentation
bin100111010000000…
…1101000000001011
310101210021211010122
41032200031000023
510144132032330
6334405133455
744431602551
oct11640150013
93353254118
101317064715
116164a323a
123090ba28b
1317cb31345
14c6cc3bd1
157a9615e5
hex4e80d00b

1317064715 has 16 divisors (see below), whose sum is σ = 1676935872. Its totient is φ = 989604864.

The previous prime is 1317064711. The next prime is 1317064807. The reversal of 1317064715 is 5174607131.

It is a cyclic number.

It is not a de Polignac number, because 1317064715 - 22 = 1317064711 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1317064711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25487 + ... + 57303.

It is an arithmetic number, because the mean of its divisors is an integer number (104808492).

Almost surely, 21317064715 is an apocalyptic number.

1317064715 is a deficient number, since it is larger than the sum of its proper divisors (359871157).

1317064715 is a wasteful number, since it uses less digits than its factorization.

1317064715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32326.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 1317064715 is about 36291.3862369571. The cubic root of 1317064715 is about 1096.1476024747.

The spelling of 1317064715 in words is "one billion, three hundred seventeen million, sixty-four thousand, seven hundred fifteen".

Divisors: 1 5 17 85 487 2435 8279 31817 41395 159085 540889 2704445 15494879 77474395 263412943 1317064715