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57481008107 = 173381235771
BaseRepresentation
bin110101100010001000…
…101001001111101011
312111100221122202111012
4311202020221033223
51420210114224412
642223441254135
74103301336005
oct654210511753
9174327582435
1057481008107
1122417592186
12b18233434b
13556090b443
142ad40db375
151766524c22
hexd622293eb

57481008107 has 4 divisors (see below), whose sum is σ = 60862243896. Its totient is φ = 54099772320.

The previous prime is 57481008103. The next prime is 57481008181. The reversal of 57481008107 is 70180018475.

57481008107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57481008107 - 22 = 57481008103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57481008103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1690617869 + ... + 1690617902.

It is an arithmetic number, because the mean of its divisors is an integer number (15215560974).

Almost surely, 257481008107 is an apocalyptic number.

57481008107 is a deficient number, since it is larger than the sum of its proper divisors (3381235789).

57481008107 is a wasteful number, since it uses less digits than its factorization.

57481008107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3381235788.

The product of its (nonzero) digits is 62720, while the sum is 41.

The spelling of 57481008107 in words is "fifty-seven billion, four hundred eighty-one million, eight thousand, one hundred seven".

Divisors: 1 17 3381235771 57481008107