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5550000057 = 32788095239
BaseRepresentation
bin1010010101100111…
…00100011110111001
3112022210022012210200
411022303210132321
542331300000212
62314415432413
7254351136120
oct51263443671
915283265720
105550000057
112398915208
1210aa825709
136a5a9c104
143a9150ab7
152273996dc
hex14ace47b9

5550000057 has 12 divisors (see below), whose sum is σ = 9161904960. Its totient is φ = 3171428568.

The previous prime is 5550000041. The next prime is 5550000089. The reversal of 5550000057 is 7500000555.

It is not a de Polignac number, because 5550000057 - 24 = 5550000041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5550001057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44047557 + ... + 44047682.

It is an arithmetic number, because the mean of its divisors is an integer number (763492080).

Almost surely, 25550000057 is an apocalyptic number.

It is an amenable number.

5550000057 is a deficient number, since it is larger than the sum of its proper divisors (3611904903).

5550000057 is a wasteful number, since it uses less digits than its factorization.

5550000057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88095252 (or 88095249 counting only the distinct ones).

The product of its (nonzero) digits is 4375, while the sum is 27.

The square root of 5550000057 is about 74498.3225113156. The cubic root of 5550000057 is about 1770.5070585958.

The spelling of 5550000057 in words is "five billion, five hundred fifty million, fifty-seven", and thus it is an aban number.

Divisors: 1 3 7 9 21 63 88095239 264285717 616666673 792857151 1850000019 5550000057