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13663125011 = 251111748733
BaseRepresentation
bin11001011100110001…
…01011111000010011
31022021012120122222002
430232120223320103
5210440230000021
610135440104215
7662404434464
oct145630537023
938235518862
1013663125011
115881529058
12279390506b
13139989ca73
14938864d6b
1554e78d50b
hex32e62be13

13663125011 has 8 divisors (see below), whose sum is σ = 13730122224. Its totient is φ = 13596228000.

The previous prime is 13663125001. The next prime is 13663125041. The reversal of 13663125011 is 11052136631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13663125011 - 218 = 13662862867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13663125001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256001 + ... + 304733.

It is an arithmetic number, because the mean of its divisors is an integer number (1716265278).

Almost surely, 213663125011 is an apocalyptic number.

13663125011 is a deficient number, since it is larger than the sum of its proper divisors (66997213).

13663125011 is a wasteful number, since it uses less digits than its factorization.

13663125011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50101.

The product of its (nonzero) digits is 3240, while the sum is 29.

The spelling of 13663125011 in words is "thirteen billion, six hundred sixty-three million, one hundred twenty-five thousand, eleven".

Divisors: 1 251 1117 48733 280367 12231983 54434761 13663125011