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13131352275 = 352175084697
BaseRepresentation
bin11000011101011000…
…01000100011010011
31020220010221210220120
430032230020203103
5203343111233100
610011002241323
7643256436606
oct141654104323
936803853816
1013131352275
115629340358
1226657b6243
131313671b42
148c7d9c33d
1551cc4b0a0
hex30eb088d3

13131352275 has 12 divisors (see below), whose sum is σ = 21710502552. Its totient is φ = 7003387840.

The previous prime is 13131352261. The next prime is 13131352277. The reversal of 13131352275 is 57225313131.

It is not a de Polignac number, because 13131352275 - 25 = 13131352243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13131352277) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87542274 + ... + 87542423.

It is an arithmetic number, because the mean of its divisors is an integer number (1809208546).

Almost surely, 213131352275 is an apocalyptic number.

13131352275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13131352275 is a deficient number, since it is larger than the sum of its proper divisors (8579150277).

13131352275 is a wasteful number, since it uses less digits than its factorization.

13131352275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175084710 (or 175084705 counting only the distinct ones).

The product of its digits is 18900, while the sum is 33.

The spelling of 13131352275 in words is "thirteen billion, one hundred thirty-one million, three hundred fifty-two thousand, two hundred seventy-five".

Divisors: 1 3 5 15 25 75 175084697 525254091 875423485 2626270455 4377117425 13131352275