Base | Representation |
---|---|
bin | 1101101110100… |
… | …00010010100110 |
3 | 22000200010021121 |
4 | 12313100102212 |
5 | 213434213232 |
6 | 15232004154 |
7 | 2565512200 |
oct | 667202246 |
9 | 260603247 |
10 | 115147942 |
11 | 59aa8398 |
12 | 3269065a |
13 | 1ab185a0 |
14 | 11415770 |
15 | a197d97 |
hex | 6dd04a6 |
115147942 has 96 divisors (see below), whose sum is σ = 234420480. Its totient is φ = 41912640.
The previous prime is 115147939. The next prime is 115147957. The reversal of 115147942 is 249741511.
It is a junction number, because it is equal to n+sod(n) for n = 115147898 and 115147907.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1621767 + ... + 1621837.
It is an arithmetic number, because the mean of its divisors is an integer number (2441880).
Almost surely, 2115147942 is an apocalyptic number.
115147942 is an abundant number, since it is smaller than the sum of its proper divisors (119272538).
115147942 is a wasteful number, since it uses less digits than its factorization.
115147942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 186 (or 179 counting only the distinct ones).
The product of its digits is 10080, while the sum is 34.
The square root of 115147942 is about 10730.7009090739. The cubic root of 115147942 is about 486.5028552530.
The spelling of 115147942 in words is "one hundred fifteen million, one hundred forty-seven thousand, nine hundred forty-two".
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