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13231103001 = 314979737139
BaseRepresentation
bin11000101001010001…
…01001110000011001
31021011002122200011220
430110220221300121
5204044130244001
610024524242253
7645610343214
oct142450516031
937132580156
1013231103001
11567a681576
1226930a0389
13132b22903c
148d732677b
155268a1c36
hex314a29c19

13231103001 has 16 divisors (see below), whose sum is σ = 17782632000. Its totient is φ = 8750307008.

The previous prime is 13231102943. The next prime is 13231103003. The reversal of 13231103001 is 10030113231.

It is a cyclic number.

It is not a de Polignac number, because 13231103001 - 210 = 13231101977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13231103003) 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, 337690 + ... + 374828.

It is an arithmetic number, because the mean of its divisors is an integer number (1111414500).

Almost surely, 213231103001 is an apocalyptic number.

It is an amenable number.

13231103001 is a deficient number, since it is larger than the sum of its proper divisors (4551528999).

13231103001 is a wasteful number, since it uses less digits than its factorization.

13231103001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38088.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 13231103001 its reverse (10030113231), we get a palindrome (23261216232).

The spelling of 13231103001 in words is "thirteen billion, two hundred thirty-one million, one hundred three thousand, one".

Divisors: 1 3 149 447 797 2391 37139 111417 118753 356259 5533711 16601133 29599783 88799349 4410367667 13231103001