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57676642120 = 2351441916053
BaseRepresentation
bin110101101101110010…
…111011011101001000
312111212120202222220101
4311231302323131020
51421110210021440
642255110335144
74111165240366
oct655562733510
9174776688811
1057676642120
1122507a62989
12b21795a4b4
1355922c7406
142b120a4636
1517787ba69a
hexd6dcbb748

57676642120 has 16 divisors (see below), whose sum is σ = 129772444860. Its totient is φ = 23070656832.

The previous prime is 57676642109. The next prime is 57676642147. The reversal of 57676642120 is 2124667675.

It can be written as a sum of positive squares in 2 ways, for example, as 55156401316 + 2520240804 = 234854^2 + 50202^2 .

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, 720957987 + ... + 720958066.

Almost surely, 257676642120 is an apocalyptic number.

It is an amenable number.

57676642120 is an abundant number, since it is smaller than the sum of its proper divisors (72095802740).

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

57676642120 is a wasteful number, since it uses less digits than its factorization.

57676642120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441916064 (or 1441916060 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 57676642120 in words is "fifty-seven billion, six hundred seventy-six million, six hundred forty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 1441916053 2883832106 5767664212 7209580265 11535328424 14419160530 28838321060 57676642120