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130412566 = 282179423
BaseRepresentation
bin1111100010111…
…11000000010110
3100002101122102001
413301133000112
5231341200231
620535105514
73142326364
oct761370026
9302348361
10130412566
1167683989
123781229a
13210314cb
141346a634
15b6b0b61
hex7c5f016

130412566 has 8 divisors (see below), whose sum is σ = 195859584. Its totient is φ = 65126040.

The previous prime is 130412543. The next prime is 130412573. The reversal of 130412566 is 665214031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38070 + ... + 41353.

It is an arithmetic number, because the mean of its divisors is an integer number (24482448).

Almost surely, 2130412566 is an apocalyptic number.

130412566 is a deficient number, since it is larger than the sum of its proper divisors (65447018).

130412566 is an equidigital number, since it uses as much as digits as its factorization.

130412566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80246.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 130412566 is about 11419.8321353687. The cubic root of 130412566 is about 507.1150271916.

Adding to 130412566 its reverse (665214031), we get a palindrome (795626597).

The spelling of 130412566 in words is "one hundred thirty million, four hundred twelve thousand, five hundred sixty-six".

Divisors: 1 2 821 1642 79423 158846 65206283 130412566