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130355418 = 2321725903
BaseRepresentation
bin1111100010100…
…01000011011010
3100002021202000110
413301101003122
5231332333133
620533545150
73142000644
oct761210332
9302252013
10130355418
1167644a56
12377a51b6
13210114ab
1413453894
15b69dc63
hex7c510da

130355418 has 8 divisors (see below), whose sum is σ = 260710848. Its totient is φ = 43451804.

The previous prime is 130355411. The next prime is 130355437. The reversal of 130355418 is 814553031.

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

130355418 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (130355411) 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 3 ways as a sum of consecutive naturals, for example, 10862946 + ... + 10862957.

It is an arithmetic number, because the mean of its divisors is an integer number (32588856).

Almost surely, 2130355418 is an apocalyptic number.

130355418 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

130355418 is a wasteful number, since it uses less digits than its factorization.

130355418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21725908.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 130355418 is about 11417.3297228380. The cubic root of 130355418 is about 507.0409421943.

The spelling of 130355418 in words is "one hundred thirty million, three hundred fifty-five thousand, four hundred eighteen".

Divisors: 1 2 3 6 21725903 43451806 65177709 130355418