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57293871346 = 2241118866953
BaseRepresentation
bin110101010110111110…
…110001100011110010
312110212220112020010001
4311112332301203302
51414314212340341
642153114300214
74065536604535
oct652676614362
9173786466101
1057293871346
11223309955a8
12b12b72766a
135530c0902a
142ab7306a1c
151754dabd31
hexd56fb18f2

57293871346 has 8 divisors (see below), whose sum is σ = 86297408604. Its totient is φ = 28528068480.

The previous prime is 57293871293. The next prime is 57293871379. The reversal of 57293871346 is 64317839275.

It can be written as a sum of positive squares in 2 ways, for example, as 55347738121 + 1946133225 = 235261^2 + 44115^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 59432995 + ... + 59433958.

Almost surely, 257293871346 is an apocalyptic number.

57293871346 is a deficient number, since it is larger than the sum of its proper divisors (29003537258).

57293871346 is a wasteful number, since it uses less digits than its factorization.

57293871346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118867196.

The product of its digits is 7620480, while the sum is 55.

The spelling of 57293871346 in words is "fifty-seven billion, two hundred ninety-three million, eight hundred seventy-one thousand, three hundred forty-six".

Divisors: 1 2 241 482 118866953 237733906 28646935673 57293871346