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130897362 = 2321816227
BaseRepresentation
bin1111100110101…
…01010111010010
3100010022021102110
413303111113102
5232002203422
620553330150
73146415651
oct763252722
9303267373
10130897362
1167985142
1237a06956
132117107b
1413555198
15b75960c
hex7cd55d2

130897362 has 8 divisors (see below), whose sum is σ = 261794736. Its totient is φ = 43632452.

The previous prime is 130897343. The next prime is 130897369. The reversal of 130897362 is 263798031.

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

130897362 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 130897362.

It is not an unprimeable number, because it can be changed into a prime (130897369) 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, 10908108 + ... + 10908119.

It is an arithmetic number, because the mean of its divisors is an integer number (32724342).

Almost surely, 2130897362 is an apocalyptic number.

130897362 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.

130897362 is a wasteful number, since it uses less digits than its factorization.

130897362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21816232.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 130897362 is about 11441.0385018144. The cubic root of 130897362 is about 507.7426337023.

The spelling of 130897362 in words is "one hundred thirty million, eight hundred ninety-seven thousand, three hundred sixty-two".

Divisors: 1 2 3 6 21816227 43632454 65448681 130897362