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13061607 = 3131917627
BaseRepresentation
bin110001110100…
…110111100111
3220120121011020
4301310313213
511320432412
61143542223
7216010326
oct61646747
926517136
1013061607
117411419
12445a973
132924280
141a400bd
15123018c
hexc74de7

13061607 has 16 divisors (see below), whose sum is σ = 19743360. Its totient is φ = 7614432.

The previous prime is 13061599. The next prime is 13061611. The reversal of 13061607 is 70616031.

13061607 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13061607 - 23 = 13061599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13062607) 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, 8073 + ... + 9554.

It is an arithmetic number, because the mean of its divisors is an integer number (1233960).

Almost surely, 213061607 is an apocalyptic number.

13061607 is a deficient number, since it is larger than the sum of its proper divisors (6681753).

13061607 is a wasteful number, since it uses less digits than its factorization.

13061607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17662.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 13061607 is about 3614.0845313855. The cubic root of 13061607 is about 235.5043160753.

Adding to 13061607 its reverse (70616031), we get a palindrome (83677638).

The spelling of 13061607 in words is "thirteen million, sixty-one thousand, six hundred seven".

Divisors: 1 3 13 19 39 57 247 741 17627 52881 229151 334913 687453 1004739 4353869 13061607