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130130219 = 314197749
BaseRepresentation
bin1111100000110…
…10000100101011
3100001212022002202
413300122010223
5231303131334
620525050415
73140042252
oct760320453
9301768082
10130130219
116750083a
12376b6a0b
1320c62b3b
14133d5799
15b65717e
hex7c1a12b

130130219 has 4 divisors (see below), whose sum is σ = 134328000. Its totient is φ = 125932440.

The previous prime is 130130213. The next prime is 130130227. The reversal of 130130219 is 912031031.

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 130130219 - 28 = 130129963 is a prime.

It is a super-2 number, since 2×1301302192 = 33867747793975922, which contains 22 as substring.

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 130130219.

It is not an unprimeable number, because it can be changed into a prime (130130213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2098844 + ... + 2098905.

It is an arithmetic number, because the mean of its divisors is an integer number (33582000).

Almost surely, 2130130219 is an apocalyptic number.

130130219 is a deficient number, since it is larger than the sum of its proper divisors (4197781).

130130219 is an equidigital number, since it uses as much as digits as its factorization.

130130219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4197780.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 130130219 is about 11407.4633025927. The cubic root of 130130219 is about 506.7487898297.

The spelling of 130130219 in words is "one hundred thirty million, one hundred thirty thousand, two hundred nineteen".

Divisors: 1 31 4197749 130130219