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13131300013 = 1331591673307
BaseRepresentation
bin11000011101010111…
…11011110010101101
31020220010212011012221
430032223323302231
5203343103100023
610011001155341
7643256131336
oct141653736255
936803764187
1013131300013
115629305067
12266578bb51
131313654110
148c7d8728d
1551cc3a85d
hex30eafbcad

13131300013 has 32 divisors (see below), whose sum is σ = 14938398720. Its totient is φ = 11458860480.

The previous prime is 13131299959. The next prime is 13131300029. The reversal of 13131300013 is 31000313131.

It is a cyclic number.

It is not a de Polignac number, because 13131300013 - 29 = 13131299501 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13131300013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13131300073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3969106 + ... + 3972412.

It is an arithmetic number, because the mean of its divisors is an integer number (466824960).

Almost surely, 213131300013 is an apocalyptic number.

13131300013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13131300013 is a deficient number, since it is larger than the sum of its proper divisors (1807098707).

13131300013 is a wasteful number, since it uses less digits than its factorization.

13131300013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3577.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 13131300013 its reverse (31000313131), we get a palindrome (44131613144).

The spelling of 13131300013 in words is "thirteen billion, one hundred thirty-one million, three hundred thousand, thirteen".

Divisors: 1 13 31 59 167 403 767 1829 2171 3307 5177 9853 23777 42991 67301 102517 128089 195113 305443 552269 1332721 2536469 3970759 6048503 7179497 17120339 32583871 78630539 222564407 423590323 1010100001 13131300013