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130542916 = 22713734031
BaseRepresentation
bin1111100011111…
…10110101000100
3100002122021012211
413301332311010
5231404333131
620541553204
73143411410
oct761766504
9302567184
10130542916
1167762909
1237875804
132107893a
14134a1d40
15b6d95b1
hex7c7ed44

130542916 has 24 divisors (see below), whose sum is σ = 262999296. Its totient is φ = 55536960.

The previous prime is 130542899. The next prime is 130542931. The reversal of 130542916 is 619245031.

130542916 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

130542916 is strictly pandigital in base 9.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13180 + ... + 20851.

It is an arithmetic number, because the mean of its divisors is an integer number (10958304).

Almost surely, 2130542916 is an apocalyptic number.

It is an amenable number.

130542916 is an abundant number, since it is smaller than the sum of its proper divisors (132456380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130542916 is a wasteful number, since it uses less digits than its factorization.

130542916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34179 (or 34177 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 130542916 is about 11425.5378866817. The cubic root of 130542916 is about 507.2839281763.

Adding to 130542916 its reverse (619245031), we get a palindrome (749787947).

The spelling of 130542916 in words is "one hundred thirty million, five hundred forty-two thousand, nine hundred sixteen".

Divisors: 1 2 4 7 14 28 137 274 548 959 1918 3836 34031 68062 136124 238217 476434 952868 4662247 9324494 18648988 32635729 65271458 130542916