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13868408276 = 225636158263
BaseRepresentation
bin11001110101001111…
…10001110111010100
31022210111212010122222
430322213301313110
5211400303031101
610212052041512
71000446345122
oct147247616724
938714763588
1013868408276
11597739a448
122830603298
131400286a58
14957c20912
155627dd01b
hex33a9f1dd4

13868408276 has 12 divisors (see below), whose sum is σ = 24312826272. Its totient is φ = 6921886488.

The previous prime is 13868408263. The next prime is 13868408297. The reversal of 13868408276 is 67280486831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3076880 + ... + 3081383.

It is an arithmetic number, because the mean of its divisors is an integer number (2026068856).

Almost surely, 213868408276 is an apocalyptic number.

It is an amenable number.

13868408276 is a deficient number, since it is larger than the sum of its proper divisors (10444417996).

13868408276 is a wasteful number, since it uses less digits than its factorization.

13868408276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6158830 (or 6158828 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 53.

The spelling of 13868408276 in words is "thirteen billion, eight hundred sixty-eight million, four hundred eight thousand, two hundred seventy-six".

Divisors: 1 2 4 563 1126 2252 6158263 12316526 24633052 3467102069 6934204138 13868408276