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130425166 = 2544311981
BaseRepresentation
bin1111100011000…
…10000101001110
3100002102021200201
413301202011032
5231342101131
620535244114
73142411204
oct761420516
9302367621
10130425166
11676923a3
123781963a
1321037171
1413471074
15b6b4761
hex7c6214e

130425166 has 8 divisors (see below), whose sum is σ = 195690024. Its totient is φ = 65195160.

The previous prime is 130425107. The next prime is 130425179. The reversal of 130425166 is 661524031.

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

It is a super-2 number, since 2×1304251662 = 34021447852255112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 4896 + ... + 16876.

It is an arithmetic number, because the mean of its divisors is an integer number (24461253).

Almost surely, 2130425166 is an apocalyptic number.

130425166 is a deficient number, since it is larger than the sum of its proper divisors (65264858).

130425166 is a wasteful number, since it uses less digits than its factorization.

130425166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17426.

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

The square root of 130425166 is about 11420.3837939011. The cubic root of 130425166 is about 507.1313585513.

Adding to 130425166 its reverse (661524031), we get a palindrome (791949197).

The spelling of 130425166 in words is "one hundred thirty million, four hundred twenty-five thousand, one hundred sixty-six".

Divisors: 1 2 5443 10886 11981 23962 65212583 130425166