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13296065760 = 253552811217
BaseRepresentation
bin11000110001000000…
…11101110011100000
31021022121220010100000
430120200131303200
5204212243101020
610035204500000
7650326460055
oct143040356340
937277803300
1013296065760
115703311aaa
1226b09aa600
13133b822b43
14901bd702c
1552c435090
hex31881dce0

13296065760 has 288 divisors, whose sum is σ = 47259549792. Its totient is φ = 3530096640.

The previous prime is 13296065759. The next prime is 13296065777. The reversal of 13296065760 is 6756069231.

13296065760 is a `hidden beast` number, since 1 + 32 + 9 + 606 + 5 + 7 + 6 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10924672 + ... + 10925888.

It is an arithmetic number, because the mean of its divisors is an integer number (164095659).

Almost surely, 213296065760 is an apocalyptic number.

13296065760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13296065760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23629774896).

13296065760 is an abundant number, since it is smaller than the sum of its proper divisors (33963484032).

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

13296065760 is a wasteful number, since it uses less digits than its factorization.

13296065760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528 (or 1508 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The spelling of 13296065760 in words is "thirteen billion, two hundred ninety-six million, sixty-five thousand, seven hundred sixty".