Base | Representation |
---|---|
bin | 1101101111001… |
… | …10100000111100 |
3 | 22000211202011002 |
4 | 12313212200330 |
5 | 214000121342 |
6 | 15233545432 |
7 | 2566341452 |
oct | 667464074 |
9 | 260752132 |
10 | 115238972 |
11 | 5a05a822 |
12 | 32715278 |
13 | 1ab4ab54 |
14 | 1143a9d2 |
15 | a1b4d32 |
hex | 6de683c |
115238972 has 12 divisors (see below), whose sum is σ = 203004816. Its totient is φ = 57237600.
The previous prime is 115238969. The next prime is 115239031. The reversal of 115238972 is 279832511.
It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.
It is a pancake number, because a pancake can be divided into 115238972 parts by 15181 straight cuts.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94793 + ... + 96000.
It is an arithmetic number, because the mean of its divisors is an integer number (16917068).
Almost surely, 2115238972 is an apocalyptic number.
It is an amenable number.
115238972 is a deficient number, since it is larger than the sum of its proper divisors (87765844).
115238972 is a wasteful number, since it uses less digits than its factorization.
115238972 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190948 (or 190946 counting only the distinct ones).
The product of its digits is 30240, while the sum is 38.
The square root of 115238972 is about 10734.9416393383. The cubic root of 115238972 is about 486.6310228060.
The spelling of 115238972 in words is "one hundred fifteen million, two hundred thirty-eight thousand, nine hundred seventy-two".
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