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1079695913 = 5361521641
BaseRepresentation
bin100000001011010…
…1101101000101001
32210020122020100112
41000112231220221
54202400232123
6255045344105
735520156332
oct10026555051
92706566315
101079695913
1150450757a
12261708035
131428c202a
14a3575289
1564bc4d78
hex405ada29

1079695913 has 16 divisors (see below), whose sum is σ = 1121995152. Its totient is φ = 1038336000.

The previous prime is 1079695909. The next prime is 1079695921. The reversal of 1079695913 is 3195969701.

It can be written as a sum of positive squares in 8 ways, for example, as 4380649 + 1075315264 = 2093^2 + 32792^2 .

It is a cyclic number.

It is not a de Polignac number, because 1079695913 - 22 = 1079695909 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1079695933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1684073 + ... + 1684713.

It is an arithmetic number, because the mean of its divisors is an integer number (70124697).

Almost surely, 21079695913 is an apocalyptic number.

It is an amenable number.

1079695913 is a deficient number, since it is larger than the sum of its proper divisors (42299239).

1079695913 is an equidigital number, since it uses as much as digits as its factorization.

1079695913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276.

The product of its (nonzero) digits is 459270, while the sum is 50.

The square root of 1079695913 is about 32858.7265882292. The cubic root of 1079695913 is about 1025.8892661050.

The spelling of 1079695913 in words is "one billion, seventy-nine million, six hundred ninety-five thousand, nine hundred thirteen".

Divisors: 1 53 61 521 641 3233 27613 31781 33973 39101 333961 1684393 2072353 17699933 20371621 1079695913