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115132125 = 353307019
BaseRepresentation
bin1101101110011…
…00011011011101
322000122022120210
412313030123131
5213433212000
615231403033
72565415113
oct667143335
9260568523
10115132125
1159a97519
1232683479
131ab11324
141140dab3
15a193350
hex6dcc6dd

115132125 has 16 divisors (see below), whose sum is σ = 191580480. Its totient is φ = 61403600.

The previous prime is 115132111. The next prime is 115132159. The reversal of 115132125 is 521231511.

It is not a de Polignac number, because 115132125 - 28 = 115131869 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153135 + ... + 153884.

It is an arithmetic number, because the mean of its divisors is an integer number (11973780).

Almost surely, 2115132125 is an apocalyptic number.

115132125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115132125 is a deficient number, since it is larger than the sum of its proper divisors (76448355).

115132125 is an equidigital number, since it uses as much as digits as its factorization.

115132125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307037 (or 307027 counting only the distinct ones).

The product of its digits is 300, while the sum is 21.

The square root of 115132125 is about 10729.9638862393. The cubic root of 115132125 is about 486.4805784964.

Adding to 115132125 its reverse (521231511), we get a palindrome (636363636).

The spelling of 115132125 in words is "one hundred fifteen million, one hundred thirty-two thousand, one hundred twenty-five".

Divisors: 1 3 5 15 25 75 125 375 307019 921057 1535095 4605285 7675475 23026425 38377375 115132125