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130383251 = 17231392399
BaseRepresentation
bin1111100010101…
…11110110010011
3100002100011012022
413301113312103
5231334231001
620534322055
73142145045
oct761276623
9302304168
10130383251
1167663959
12377b932b
132102106b
141345da95
15b6a711b
hex7c57d93

130383251 has 16 divisors (see below), whose sum is σ = 145152000. Its totient is φ = 116485248.

The previous prime is 130383221. The next prime is 130383257. The reversal of 130383251 is 152383031.

It is not a de Polignac number, because 130383251 - 210 = 130382227 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 130383251.

It is not an unprimeable number, because it can be changed into a prime (130383257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53150 + ... + 55548.

It is an arithmetic number, because the mean of its divisors is an integer number (9072000).

Almost surely, 2130383251 is an apocalyptic number.

130383251 is a deficient number, since it is larger than the sum of its proper divisors (14768749).

130383251 is a wasteful number, since it uses less digits than its factorization.

130383251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2578.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 130383251 is about 11418.5485504945. The cubic root of 130383251 is about 507.0770267864.

The spelling of 130383251 in words is "one hundred thirty million, three hundred eighty-three thousand, two hundred fifty-one".

Divisors: 1 17 23 139 391 2363 2399 3197 40783 54349 55177 333461 938009 5668837 7669603 130383251