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130135054 = 279295361
BaseRepresentation
bin1111100000110…
…11010000001110
3100001212112201211
413300123100032
5231303310204
620525125034
73140062330
oct760332016
9301775654
10130135054
1167504435
12376b977a
1320c650ba
14133d7450
15b658804
hex7c1b40e

130135054 has 8 divisors (see below), whose sum is σ = 223088688. Its totient is φ = 55772160.

The previous prime is 130135043. The next prime is 130135069. The reversal of 130135054 is 450531031.

It is a happy number.

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 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, 4647667 + ... + 4647694.

It is an arithmetic number, because the mean of its divisors is an integer number (27886086).

Almost surely, 2130135054 is an apocalyptic number.

130135054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

130135054 is a deficient number, since it is larger than the sum of its proper divisors (92953634).

130135054 is an equidigital number, since it uses as much as digits as its factorization.

130135054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9295370.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 130135054 is about 11407.6752232872. The cubic root of 130135054 is about 506.7550658509.

Adding to 130135054 its reverse (450531031), we get a palindrome (580666085).

The spelling of 130135054 in words is "one hundred thirty million, one hundred thirty-five thousand, fifty-four".

Divisors: 1 2 7 14 9295361 18590722 65067527 130135054