Base | Representation |
---|---|
bin | 1101101110001… |
… | …00101100011010 |
3 | 22000120201010100 |
4 | 12313010230122 |
5 | 213431203232 |
6 | 15231000230 |
7 | 2565223542 |
oct | 667045432 |
9 | 260521110 |
10 | 115100442 |
11 | 59a75736 |
12 | 32669076 |
13 | 1aacca92 |
14 | 11402322 |
15 | a188c7c |
hex | 6dc4b1a |
115100442 has 24 divisors (see below), whose sum is σ = 262510560. Its totient is φ = 36347400.
The previous prime is 115100437. The next prime is 115100459. The reversal of 115100442 is 244001511.
It is a super-2 number, since 2×1151004422 = 26496223497190728, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167934 + ... + 168617.
It is an arithmetic number, because the mean of its divisors is an integer number (10937940).
Almost surely, 2115100442 is an apocalyptic number.
115100442 is an abundant number, since it is smaller than the sum of its proper divisors (147410118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115100442 is a wasteful number, since it uses less digits than its factorization.
115100442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 336578 (or 336575 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 18.
The square root of 115100442 is about 10728.4874050353. The cubic root of 115100442 is about 486.4359498340.
Adding to 115100442 its reverse (244001511), we get a palindrome (359101953).
The spelling of 115100442 in words is "one hundred fifteen million, one hundred thousand, four hundred forty-two".
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