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13107806667 = 331728557313
BaseRepresentation
bin11000011010100100…
…10100000111001011
31020211111122120102000
430031102110013023
5203321044303132
610004401442043
7642552342534
oct141522240713
936744576360
1013107806667
11561701917a
122659940323
13130b819927
148c4bcd68b
1551ab4987c
hex30d4941cb

13107806667 has 16 divisors (see below), whose sum is σ = 20561266080. Its totient is φ = 8224505856.

The previous prime is 13107806627. The next prime is 13107806669. The reversal of 13107806667 is 76660870131.

It is not a de Polignac number, because 13107806667 - 210 = 13107805643 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (13107806669) 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, 14278198 + ... + 14279115.

It is an arithmetic number, because the mean of its divisors is an integer number (1285079130).

Almost surely, 213107806667 is an apocalyptic number.

13107806667 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

13107806667 is a deficient number, since it is larger than the sum of its proper divisors (7453459413).

13107806667 is a wasteful number, since it uses less digits than its factorization.

13107806667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28557339 (or 28557333 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The spelling of 13107806667 in words is "thirteen billion, one hundred seven million, eight hundred six thousand, six hundred sixty-seven".

Divisors: 1 3 9 17 27 51 153 459 28557313 85671939 257015817 485474321 771047451 1456422963 4369268889 13107806667