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130294313 = 831569811
BaseRepresentation
bin1111100010000…
…10001000101001
3100002011122012022
413301002020221
5231323404223
620532354225
73141324542
oct761021051
9302148168
10130294313
1167603056
1237775975
1320cbc736
14134394c9
15b68aac8
hex7c42229

130294313 has 4 divisors (see below), whose sum is σ = 131864208. Its totient is φ = 128724420.

The previous prime is 130294289. The next prime is 130294319. The reversal of 130294313 is 313492031.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 313492031 = 1372288263.

It is a cyclic number.

It is not a de Polignac number, because 130294313 - 26 = 130294249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130294319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 784823 + ... + 784988.

It is an arithmetic number, because the mean of its divisors is an integer number (32966052).

Almost surely, 2130294313 is an apocalyptic number.

It is an amenable number.

130294313 is a deficient number, since it is larger than the sum of its proper divisors (1569895).

130294313 is an equidigital number, since it uses as much as digits as its factorization.

130294313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1569894.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 130294313 is about 11414.6534331972. The cubic root of 130294313 is about 506.9617035005.

The spelling of 130294313 in words is "one hundred thirty million, two hundred ninety-four thousand, three hundred thirteen".

Divisors: 1 83 1569811 130294313