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130568082 = 2321761347
BaseRepresentation
bin1111100100001…
…00111110010010
3100002200112201220
413302010332102
5231411134312
620542305510
73143544651
oct762047622
9302615656
10130568082
116777a807
1237888296
1321087228
14134ab198
15b6e1c8c
hex7c84f92

130568082 has 8 divisors (see below), whose sum is σ = 261136176. Its totient is φ = 43522692.

The previous prime is 130568051. The next prime is 130568083. The reversal of 130568082 is 280865031.

It is a happy number.

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

130568082 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (130568083) 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, 10880668 + ... + 10880679.

It is an arithmetic number, because the mean of its divisors is an integer number (32642022).

Almost surely, 2130568082 is an apocalyptic number.

130568082 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

130568082 is a wasteful number, since it uses less digits than its factorization.

130568082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21761352.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 130568082 is about 11426.6391384344. The cubic root of 130568082 is about 507.3165240650.

The spelling of 130568082 in words is "one hundred thirty million, five hundred sixty-eight thousand, eighty-two".

Divisors: 1 2 3 6 21761347 43522694 65284041 130568082