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57803457984 = 263893382693
BaseRepresentation
bin110101110101010110…
…101100010111000000
312112012102101220120020
4311311112230113000
51421340141123414
642315440413440
74114265200056
oct656526542700
9175172356506
1057803457984
11225725aa588
12b252317280
1355b266979c
142b24c761d6
1517849ba7a9
hexd755ac5c0

57803457984 has 56 divisors (see below), whose sum is σ = 154656769680. Its totient is φ = 19051321344.

The previous prime is 57803457973. The next prime is 57803458033. The reversal of 57803457984 is 48975430875.

57803457984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1674259 + ... + 1708434.

It is an arithmetic number, because the mean of its divisors is an integer number (2761728030).

Almost surely, 257803457984 is an apocalyptic number.

It is an amenable number.

57803457984 is an abundant number, since it is smaller than the sum of its proper divisors (96853311696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57803457984 is a wasteful number, since it uses less digits than its factorization.

57803457984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3382797 (or 3382787 counting only the distinct ones).

The product of its (nonzero) digits is 33868800, while the sum is 60.

The spelling of 57803457984 in words is "fifty-seven billion, eight hundred three million, four hundred fifty-seven thousand, nine hundred eighty-four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 89 96 178 192 267 356 534 712 1068 1424 2136 2848 4272 5696 8544 17088 3382693 6765386 10148079 13530772 20296158 27061544 40592316 54123088 81184632 108246176 162369264 216492352 301059677 324738528 602119354 649477056 903179031 1204238708 1806358062 2408477416 3612716124 4816954832 7225432248 9633909664 14450864496 19267819328 28901728992 57803457984