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57125141854 = 21117152741021
BaseRepresentation
bin110101001100111011…
…000111110101011110
312110110011000212202121
4311030323013311132
51413443014014404
642124250013154
74061420460034
oct651473076536
9173404025677
1057125141854
1122254720640
12b0a31171ba
135504c800b1
142a9cb44554
15174517ce54
hexd4cec7d5e

57125141854 has 16 divisors (see below), whose sum is σ = 98976182256. Its totient is φ = 24438563200.

The previous prime is 57125141807. The next prime is 57125141869. The reversal of 57125141854 is 45814152175.

It is a self number, because there is not a number n which added to its sum of digits gives 57125141854.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76370137 + ... + 76370884.

It is an arithmetic number, because the mean of its divisors is an integer number (6186011391).

Almost surely, 257125141854 is an apocalyptic number.

57125141854 is a deficient number, since it is larger than the sum of its proper divisors (41851040402).

57125141854 is a wasteful number, since it uses less digits than its factorization.

57125141854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152741051.

The product of its digits is 224000, while the sum is 43.

The spelling of 57125141854 in words is "fifty-seven billion, one hundred twenty-five million, one hundred forty-one thousand, eight hundred fifty-four".

Divisors: 1 2 11 17 22 34 187 374 152741021 305482042 1680151231 2596597357 3360302462 5193194714 28562570927 57125141854