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125683042808 = 2323965733809
BaseRepresentation
bin111010100001101001…
…0110000100111111000
3110000102001211002122102
41311003102300213320
54024344324332213
6133423223442532
712036354144221
oct1650322604770
9400361732572
10125683042808
114933588a314
1220436bb6448
13bb0c6c8bab
14612400a248
153408d80158
hex1d434b09f8

125683042808 has 16 divisors (see below), whose sum is σ = 236641716000. Its totient is φ = 62578585216.

The previous prime is 125683042799. The next prime is 125683042813. The reversal of 125683042808 is 808240386521.

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, 32864993 + ... + 32868816.

It is an arithmetic number, because the mean of its divisors is an integer number (14790107250).

Almost surely, 2125683042808 is an apocalyptic number.

It is an amenable number.

125683042808 is a deficient number, since it is larger than the sum of its proper divisors (110958673192).

125683042808 is a wasteful number, since it uses less digits than its factorization.

125683042808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65734054 (or 65734050 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 47.

The spelling of 125683042808 in words is "one hundred twenty-five billion, six hundred eighty-three million, forty-two thousand, eight hundred eight".

Divisors: 1 2 4 8 239 478 956 1912 65733809 131467618 262935236 525870472 15710380351 31420760702 62841521404 125683042808