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130389419 = 196862601
BaseRepresentation
bin1111100010110…
…01010110101011
3100002100110122202
413301121112223
5231334430134
620534410415
73142202036
oct761312653
9302313582
10130389419
1167668556
1237800a0b
1321023b04
141346201d
15b6a8d7e
hex7c595ab

130389419 has 4 divisors (see below), whose sum is σ = 137252040. Its totient is φ = 123526800.

The previous prime is 130389293. The next prime is 130389463. The reversal of 130389419 is 914983031.

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: 914983031 = 2931551139.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-130389419 is a prime.

It is a super-2 number, since 2×1303894192 = 34002801174315122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130389619) 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, 3431282 + ... + 3431319.

It is an arithmetic number, because the mean of its divisors is an integer number (34313010).

Almost surely, 2130389419 is an apocalyptic number.

130389419 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

130389419 is a deficient number, since it is larger than the sum of its proper divisors (6862621).

130389419 is an equidigital number, since it uses as much as digits as its factorization.

130389419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6862620.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 130389419 is about 11418.8186341670. The cubic root of 130389419 is about 507.0850227055.

The spelling of 130389419 in words is "one hundred thirty million, three hundred eighty-nine thousand, four hundred nineteen".

Divisors: 1 19 6862601 130389419