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13913035 = 5191371069
BaseRepresentation
bin110101000100…
…101111001011
3222011212002121
4311010233023
512030204120
61214112111
7226154533
oct65045713
928155077
1013913035
117943084
1247ab637
132b61986
141bc24c3
15134c5aa
hexd44bcb

13913035 has 16 divisors (see below), whose sum is σ = 17719200. Its totient is φ = 10457856.

The previous prime is 13912993. The next prime is 13913051. The reversal of 13913035 is 53031931.

It is a cyclic number.

It is not a de Polignac number, because 13913035 - 29 = 13912523 is a prime.

It is a super-2 number, since 2×139130352 = 387145085822450, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12481 + ... + 13549.

It is an arithmetic number, because the mean of its divisors is an integer number (1107450).

Almost surely, 213913035 is an apocalyptic number.

13913035 is a deficient number, since it is larger than the sum of its proper divisors (3806165).

13913035 is a wasteful number, since it uses less digits than its factorization.

13913035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230.

The product of its (nonzero) digits is 1215, while the sum is 25.

The square root of 13913035 is about 3730.0180964708. The cubic root of 13913035 is about 240.5141466113.

Adding to 13913035 its reverse (53031931), we get a palindrome (66944966).

The spelling of 13913035 in words is "thirteen million, nine hundred thirteen thousand, thirty-five".

Divisors: 1 5 19 95 137 685 1069 2603 5345 13015 20311 101555 146453 732265 2782607 13913035