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130860057 = 3177724547
BaseRepresentation
bin1111100110011…
…00010000011001
3100010020101020210
413303030100121
5232000010212
620552441333
73146202126
oct763142031
9303211223
10130860057
116795a109
12379a9249
132115a0b3
141354574d
15b74d53c
hex7ccc419

130860057 has 8 divisors (see below), whose sum is σ = 174585376. Its totient is φ = 87187392.

The previous prime is 130860047. The next prime is 130860077. The reversal of 130860057 is 750068031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 130860057 - 27 = 130859929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130860007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6943 + ... + 17604.

It is an arithmetic number, because the mean of its divisors is an integer number (21823172).

Almost surely, 2130860057 is an apocalyptic number.

It is an amenable number.

130860057 is a deficient number, since it is larger than the sum of its proper divisors (43725319).

130860057 is a wasteful number, since it uses less digits than its factorization.

130860057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26327.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 130860057 is about 11439.4080703505. The cubic root of 130860057 is about 507.6943945365.

The spelling of 130860057 in words is "one hundred thirty million, eight hundred sixty thousand, fifty-seven".

Divisors: 1 3 1777 5331 24547 73641 43620019 130860057