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130151515 = 5132002331
BaseRepresentation
bin1111100000111…
…11010001011011
3100001220101022111
413300133101123
5231304322030
620525333151
73140161324
oct760372133
9301811274
10130151515
116751583a
12377071b7
1320c6c740
14133dd44b
15b65d62a
hex7c1f45b

130151515 has 8 divisors (see below), whose sum is σ = 168195888. Its totient is φ = 96111840.

The previous prime is 130151509. The next prime is 130151543. The reversal of 130151515 is 515151031.

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

It is a de Polignac number, because none of the positive numbers 2k-130151515 is a prime.

It is a Duffinian number.

130151515 is a modest number, since divided by 151515 gives 130 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1001101 + ... + 1001230.

It is an arithmetic number, because the mean of its divisors is an integer number (21024486).

Almost surely, 2130151515 is an apocalyptic number.

130151515 is a deficient number, since it is larger than the sum of its proper divisors (38044373).

130151515 is a wasteful number, since it uses less digits than its factorization.

130151515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002349.

The product of its (nonzero) digits is 375, while the sum is 22.

The square root of 130151515 is about 11408.3966884046. The cubic root of 130151515 is about 506.7764317145.

The spelling of 130151515 in words is "one hundred thirty million, one hundred fifty-one thousand, five hundred fifteen".

Divisors: 1 5 13 65 2002331 10011655 26030303 130151515