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130879376323 = 142991588087
BaseRepresentation
bin111100111100100000…
…1001100101111000011
3110111211012122012011021
41321321001030233003
54121020110020243
6140043011130311
712312212225503
oct1717101145703
9414735565137
10130879376323
1150561aa5623
12214472a3997
13c45a129c57
1464981b7a03
1536101696ed
hex1e7904cbc3

130879376323 has 4 divisors (see below), whose sum is σ = 130970965840. Its totient is φ = 130787786808.

The previous prime is 130879376321. The next prime is 130879376413. The reversal of 130879376323 is 323673978031.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323673978031 = 1132864371487.

It is a cyclic number.

It is not a de Polignac number, because 130879376323 - 21 = 130879376321 is a prime.

It is a super-2 number, since 2×1308793763232 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130879376321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45792615 + ... + 45795472.

It is an arithmetic number, because the mean of its divisors is an integer number (32742741460).

Almost surely, 2130879376323 is an apocalyptic number.

130879376323 is a deficient number, since it is larger than the sum of its proper divisors (91589517).

130879376323 is an equidigital number, since it uses as much as digits as its factorization.

130879376323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91589516.

The product of its (nonzero) digits is 3429216, while the sum is 52.

The spelling of 130879376323 in words is "one hundred thirty billion, eight hundred seventy-nine million, three hundred seventy-six thousand, three hundred twenty-three".

Divisors: 1 1429 91588087 130879376323