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13012883013 = 313487685141
BaseRepresentation
bin11000001111010000…
…01101011001000101
31020120220000221122010
430013220031121011
5203122244224023
65551131124433
7640320452304
oct140750153105
936526027563
1013012883013
115578484679
122631ba3719
1312c4c628a0
148b636043b
15512649093
hex307a0d645

13012883013 has 16 divisors (see below), whose sum is σ = 18723560576. Its totient is φ = 7991472960.

The previous prime is 13012882969. The next prime is 13012883057. The reversal of 13012883013 is 31038821031.

It is an interprime number because it is at equal distance from previous prime (13012882969) and next prime (13012883057).

It is not a de Polignac number, because 13012883013 - 210 = 13012881989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13012883083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323578 + ... + 361563.

It is an arithmetic number, because the mean of its divisors is an integer number (1170222536).

Almost surely, 213012883013 is an apocalyptic number.

13012883013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13012883013 is a deficient number, since it is larger than the sum of its proper divisors (5710677563).

13012883013 is a wasteful number, since it uses less digits than its factorization.

13012883013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685644.

The product of its (nonzero) digits is 3456, while the sum is 30.

The spelling of 13012883013 in words is "thirteen billion, twelve million, eight hundred eighty-three thousand, thirteen".

Divisors: 1 3 13 39 487 1461 6331 18993 685141 2055423 8906833 26720499 333663667 1000991001 4337627671 13012883013