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13531200135 = 358429107021
BaseRepresentation
bin11001001101000010…
…11011101010000111
31021221000100012001120
430212201123222013
5210202441401020
610114404325023
7656213206035
oct144641335207
937830305046
1013531200135
115814011a32
1227576a3773
13137845c0cb
14925123555
15542dce740
hex32685ba87

13531200135 has 16 divisors (see below), whose sum is σ = 21652691040. Its totient is φ = 7215716480.

The previous prime is 13531200101. The next prime is 13531200143. The reversal of 13531200135 is 53100213531.

13531200135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13531200135 - 210 = 13531199111 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72925 + ... + 179945.

It is an arithmetic number, because the mean of its divisors is an integer number (1353293190).

Almost surely, 213531200135 is an apocalyptic number.

13531200135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13531200135 is a deficient number, since it is larger than the sum of its proper divisors (8121490905).

13531200135 is a wasteful number, since it uses less digits than its factorization.

13531200135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115458.

The product of its (nonzero) digits is 1350, while the sum is 24.

Adding to 13531200135 its reverse (53100213531), we get a palindrome (66631413666).

The spelling of 13531200135 in words is "thirteen billion, five hundred thirty-one million, two hundred thousand, one hundred thirty-five".

Divisors: 1 3 5 15 8429 25287 42145 107021 126435 321063 535105 1605315 902080009 2706240027 4510400045 13531200135