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13875234148 = 2217204047561
BaseRepresentation
bin11001110110000011…
…10100010101100100
31022210222200221000001
430323001310111210
5211404024443043
610212454231044
71000561354456
oct147301642544
938728627001
1013875234148
115980231866
122832955484
131401806929
14958aba2d6
155631da74d
hex33b074564

13875234148 has 12 divisors (see below), whose sum is σ = 25709992812. Its totient is φ = 6529521920.

The previous prime is 13875234137. The next prime is 13875234157. The reversal of 13875234148 is 84143257831.

It can be written as a sum of positive squares in 2 ways, for example, as 12019175424 + 1856058724 = 109632^2 + 43082^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13875234098 and 13875234107.

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, 102023713 + ... + 102023848.

It is an arithmetic number, because the mean of its divisors is an integer number (2142499401).

Almost surely, 213875234148 is an apocalyptic number.

It is an amenable number.

13875234148 is a deficient number, since it is larger than the sum of its proper divisors (11834758664).

13875234148 is a wasteful number, since it uses less digits than its factorization.

13875234148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204047582 (or 204047580 counting only the distinct ones).

The product of its digits is 645120, while the sum is 46.

The spelling of 13875234148 in words is "thirteen billion, eight hundred seventy-five million, two hundred thirty-four thousand, one hundred forty-eight".

Divisors: 1 2 4 17 34 68 204047561 408095122 816190244 3468808537 6937617074 13875234148