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57692880386 = 21072243120193
BaseRepresentation
bin110101101110110000…
…110111111000000010
312111220201022222121122
4311232300313320002
51421123334133021
642300450352242
74111453251311
oct655660677002
9174821288548
1057692880386
1122516143a39
12b22128b682
13559579155b
142b142d0278
151779e26bab
hexd6ec37e02

57692880386 has 16 divisors (see below), whose sum is σ = 87387768864. Its totient is φ = 28563869184.

The previous prime is 57692880373. The next prime is 57692880409. The reversal of 57692880386 is 68308829675.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419906 + ... + 540098.

It is an arithmetic number, because the mean of its divisors is an integer number (5461735554).

Almost surely, 257692880386 is an apocalyptic number.

57692880386 is a deficient number, since it is larger than the sum of its proper divisors (29694888478).

57692880386 is a wasteful number, since it uses less digits than its factorization.

57692880386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122545.

The product of its (nonzero) digits is 34836480, while the sum is 62.

The spelling of 57692880386 in words is "fifty-seven billion, six hundred ninety-two million, eight hundred eighty thousand, three hundred eighty-six".

Divisors: 1 2 107 214 2243 4486 120193 240001 240386 480002 12860651 25721302 269592899 539185798 28846440193 57692880386