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115135125 = 3537231907
BaseRepresentation
bin1101101110011…
…01001010010101
322000122110200220
412313031022111
5213433311000
615231424553
72565426630
oct667151225
9260573626
10115135125
1159a997a6
1232685159
131ab127c1
1411410c17
15a1941a0
hex6dcd295

115135125 has 64 divisors (see below), whose sum is σ = 228593664. Its totient is φ = 50318400.

The previous prime is 115135109. The next prime is 115135159. The reversal of 115135125 is 521531511.

It is not a de Polignac number, because 115135125 - 24 = 115135109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115135095 and 115135104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 59422 + ... + 61328.

It is an arithmetic number, because the mean of its divisors is an integer number (3571776).

Almost surely, 2115135125 is an apocalyptic number.

115135125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115135125 is a deficient number, since it is larger than the sum of its proper divisors (113458539).

115135125 is a wasteful number, since it uses less digits than its factorization.

115135125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1955 (or 1945 counting only the distinct ones).

The product of its digits is 750, while the sum is 24.

The square root of 115135125 is about 10730.1036807666. The cubic root of 115135125 is about 486.4848038710.

Adding to 115135125 its reverse (521531511), we get a palindrome (636666636).

The spelling of 115135125 in words is "one hundred fifteen million, one hundred thirty-five thousand, one hundred twenty-five".

Divisors: 1 3 5 7 15 21 23 25 35 69 75 105 115 125 161 175 345 375 483 525 575 805 875 1725 1907 2415 2625 2875 4025 5721 8625 9535 12075 13349 20125 28605 40047 43861 47675 60375 66745 131583 143025 200235 219305 238375 307027 333725 657915 715125 921081 1001175 1096525 1535135 1668625 3289575 4605405 5005875 5482625 7675675 16447875 23027025 38378375 115135125