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130754213 = 517925247
BaseRepresentation
bin1111100101100…
…10011010100101
3100010001000001122
413302302122211
5231433113323
620550303325
73145251422
oct762623245
9303030048
10130754213
1167897637
1237957b45
1321120b75
1413518d49
15b72bec8
hex7cb26a5

130754213 has 4 divisors (see below), whose sum is σ = 130784640. Its totient is φ = 130723788.

The previous prime is 130754209. The next prime is 130754231. The reversal of 130754213 is 312457031.

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: 312457031 = 1879166289.

It is a cyclic number.

It is not a de Polignac number, because 130754213 - 22 = 130754209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130751213) 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, 7445 + ... + 17802.

It is an arithmetic number, because the mean of its divisors is an integer number (32696160).

Almost surely, 2130754213 is an apocalyptic number.

It is an amenable number.

130754213 is a deficient number, since it is larger than the sum of its proper divisors (30427).

130754213 is an equidigital number, since it uses as much as digits as its factorization.

130754213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30426.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 130754213 is about 11434.7808461728. The cubic root of 130754213 is about 507.5574775348.

The spelling of 130754213 in words is "one hundred thirty million, seven hundred fifty-four thousand, two hundred thirteen".

Divisors: 1 5179 25247 130754213