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13064540160 = 21235737821
BaseRepresentation
bin11000010101011010…
…10001000000000000
31020201111020101220210
430022231101000000
5203224010241120
610000214234120
7641515521240
oct141255210000
936644211823
1013064540160
1155a4657431
122647355940
13130287b349
148bd169b20
15516e4ece0
hex30ab51000

13064540160 has 416 divisors, whose sum is σ = 49123982592. Its totient is φ = 2901934080.

The previous prime is 13064540147. The next prime is 13064540257. The reversal of 13064540160 is 6104546031.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15912550 + ... + 15913370.

Almost surely, 213064540160 is an apocalyptic number.

13064540160 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 13064540160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24561991296).

13064540160 is an abundant number, since it is smaller than the sum of its proper divisors (36059442432).

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

13064540160 is an equidigital number, since it uses as much as digits as its factorization.

13064540160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897 (or 875 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 13064540160 in words is "thirteen billion, sixty-four million, five hundred forty thousand, one hundred sixty".