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13103013413 = 72412271587
BaseRepresentation
bin11000011010000000…
…00001111000100101
31020211011122001022002
430031000001320211
5203313332412123
610004111015045
7642463530200
oct141500017045
936734561262
1013103013413
115614344a06
12265820a485
13130a82bc99
148c4302937
1551a4ee528
hex30d001e25

13103013413 has 36 divisors (see below), whose sum is σ = 15707474496. Its totient is φ = 10898193600.

The previous prime is 13103013409. The next prime is 13103013493. The reversal of 13103013413 is 31431030131.

It is not a de Polignac number, because 13103013413 - 22 = 13103013409 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13103013493) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 22321706 + ... + 22322292.

It is an arithmetic number, because the mean of its divisors is an integer number (436318736).

Almost surely, 213103013413 is an apocalyptic number.

It is an amenable number.

13103013413 is a deficient number, since it is larger than the sum of its proper divisors (2604461083).

13103013413 is an equidigital number, since it uses as much as digits as its factorization.

13103013413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954 (or 906 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 13103013413 its reverse (31431030131), we get a palindrome (44534043544).

The spelling of 13103013413 in words is "thirteen billion, one hundred three million, thirteen thousand, four hundred thirteen".

Divisors: 1 7 41 49 271 287 587 1681 1897 2009 4109 11111 11767 13279 24067 28763 77777 82369 159077 168469 455551 544439 986747 1113539 1179283 3188857 6522157 6907229 7794773 22321999 45655099 48350603 267408437 319585693 1871859059 13103013413