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57981088348 = 22139104282533
BaseRepresentation
bin110101111111111100…
…010011001001011100
312112122210122110121121
4311333330103021130
51422221124311343
642345223540324
74121553055621
oct657774231134
9175583573547
1057981088348
11226538a3937
12b2a18ba6a4
1356103c0c01
142b406b4348
1517953a6aed
hexd7ff1325c

57981088348 has 12 divisors (see below), whose sum is σ = 102196883320. Its totient is φ = 28781978832.

The previous prime is 57981088339. The next prime is 57981088357. The reversal of 57981088348 is 84388018975.

It is an interprime number because it is at equal distance from previous prime (57981088339) and next prime (57981088357).

It is a congruent number.

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, 52140711 + ... + 52141822.

Almost surely, 257981088348 is an apocalyptic number.

It is an amenable number.

57981088348 is a deficient number, since it is larger than the sum of its proper divisors (44215794972).

57981088348 is a wasteful number, since it uses less digits than its factorization.

57981088348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104282676 (or 104282674 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 61.

The spelling of 57981088348 in words is "fifty-seven billion, nine hundred eighty-one million, eighty-eight thousand, three hundred forty-eight".

Divisors: 1 2 4 139 278 556 104282533 208565066 417130132 14495272087 28990544174 57981088348