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13274431160 = 2351272613077
BaseRepresentation
bin11000101110011011…
…11011111010111000
31021021010011222020112
430113031323322320
5204141223244120
610033113043452
7646644542324
oct142715737270
937233158215
1013274431160
1156a2085671
1226a56b6588
1313371b96c3
148dcda4984
1552a5aebc5
hex31737beb8

13274431160 has 32 divisors (see below), whose sum is σ = 30102658560. Its totient is φ = 5267961216.

The previous prime is 13274431153. The next prime is 13274431199. The reversal of 13274431160 is 6113447231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1301459 + ... + 1311618.

It is an arithmetic number, because the mean of its divisors is an integer number (940708080).

Almost surely, 213274431160 is an apocalyptic number.

13274431160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13274431160 is an abundant number, since it is smaller than the sum of its proper divisors (16828227400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13274431160 is a wasteful number, since it uses less digits than its factorization.

13274431160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2613215 (or 2613211 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

Adding to 13274431160 its reverse (6113447231), we get a palindrome (19387878391).

The spelling of 13274431160 in words is "thirteen billion, two hundred seventy-four million, four hundred thirty-one thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 127 254 508 635 1016 1270 2540 5080 2613077 5226154 10452308 13065385 20904616 26130770 52261540 104523080 331860779 663721558 1327443116 1659303895 2654886232 3318607790 6637215580 13274431160