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13864213560 = 2335115535113
BaseRepresentation
bin11001110100101111…
…10001110000111000
31022210012222000121010
430322113301300320
5211343214313220
610211422113520
71000365604461
oct147227616070
938705860533
1013864213560
115974a9493a
12282b11b8a0
1313cc448682
1495744bd68
155622601e0
hex33a5f1c38

13864213560 has 32 divisors (see below), whose sum is σ = 41592641040. Its totient is φ = 3697123584.

The previous prime is 13864213513. The next prime is 13864213567. The reversal of 13864213560 is 6531246831.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13864213567) 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, 57767437 + ... + 57767676.

Almost surely, 213864213560 is an apocalyptic number.

13864213560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13864213560 is an abundant number, since it is smaller than the sum of its proper divisors (27728427480).

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

13864213560 is a wasteful number, since it uses less digits than its factorization.

13864213560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115535127 (or 115535123 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 13864213560 in words is "thirteen billion, eight hundred sixty-four million, two hundred thirteen thousand, five hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 115535113 231070226 346605339 462140452 577675565 693210678 924280904 1155351130 1386421356 1733026695 2310702260 2772842712 3466053390 4621404520 6932106780 13864213560