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130372283 = 507725679
BaseRepresentation
bin1111100010101…
…01001010111011
3100002022121011002
413301111022323
5231333403113
620534155215
73142101056
oct761251273
9302277132
10130372283
1167656698
12377b2b0b
1321019082
1413459a9d
15b6a3c58
hex7c552bb

130372283 has 4 divisors (see below), whose sum is σ = 130403040. Its totient is φ = 130341528.

The previous prime is 130372279. The next prime is 130372321. The reversal of 130372283 is 382273031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130372283 - 22 = 130372279 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130372483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7763 + ... + 17916.

It is an arithmetic number, because the mean of its divisors is an integer number (32600760).

Almost surely, 2130372283 is an apocalyptic number.

130372283 is a deficient number, since it is larger than the sum of its proper divisors (30757).

130372283 is an equidigital number, since it uses as much as digits as its factorization.

130372283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30756.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 130372283 is about 11418.0682691951. The cubic root of 130372283 is about 507.0628077392.

The spelling of 130372283 in words is "one hundred thirty million, three hundred seventy-two thousand, two hundred eighty-three".

Divisors: 1 5077 25679 130372283