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115040325380 = 2257399977731
BaseRepresentation
bin110101100100011110…
…0000000111100000100
3101222221100200000221212
41223020330000330010
53341100310403010
6124503201230552
711211543426431
oct1531074007404
9358840600855
10115040325380
11448742a0182
121a366932458
13ab04807466
1457d4780b88
152ed4867505
hex1ac8f00f04

115040325380 has 24 divisors (see below), whose sum is σ = 241591056000. Its totient is φ = 46014916320.

The previous prime is 115040325377. The next prime is 115040325391. The reversal of 115040325380 is 83523040511.

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, 1441115 + ... + 1518845.

It is an arithmetic number, because the mean of its divisors is an integer number (10066294000).

Almost surely, 2115040325380 is an apocalyptic number.

115040325380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115040325380 is an abundant number, since it is smaller than the sum of its proper divisors (126550730620).

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

115040325380 is a wasteful number, since it uses less digits than its factorization.

115040325380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151739 (or 151737 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 115040325380 its reverse (83523040511), we get a palindrome (198563365891).

The spelling of 115040325380 in words is "one hundred fifteen billion, forty million, three hundred twenty-five thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 73999 77731 147998 155462 295996 310924 369995 388655 739990 777310 1479980 1554620 5752016269 11504032538 23008065076 28760081345 57520162690 115040325380