Base | Representation |
---|---|
bin | 1101100101010… |
… | …01111000000100 |
3 | 21221101212001211 |
4 | 12302221320010 |
5 | 213132121040 |
6 | 15150101204 |
7 | 2552330323 |
oct | 662517004 |
9 | 257355054 |
10 | 113942020 |
11 | 59354365 |
12 | 321aa804 |
13 | 1a7b571a |
14 | 111c00ba |
15 | a00a8ea |
hex | 6ca9e04 |
113942020 has 24 divisors (see below), whose sum is σ = 241749144. Its totient is φ = 45106176.
The previous prime is 113941979. The next prime is 113942021. The reversal of 113942020 is 20249311.
It can be written as a sum of positive squares in 4 ways, for example, as 40119556 + 73822464 = 6334^2 + 8592^2 .
It is a junction number, because it is equal to n+sod(n) for n = 113941982 and 113942000.
It is not an unprimeable number, because it can be changed into a prime (113942021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27427 + ... + 31306.
It is an arithmetic number, because the mean of its divisors is an integer number (10072881).
Almost surely, 2113942020 is an apocalyptic number.
113942020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
113942020 is an abundant number, since it is smaller than the sum of its proper divisors (127807124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
113942020 is a wasteful number, since it uses less digits than its factorization.
113942020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58839 (or 58837 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
The square root of 113942020 is about 10674.3627444452. The cubic root of 113942020 is about 484.7985417599.
The spelling of 113942020 in words is "one hundred thirteen million, nine hundred forty-two thousand, twenty".
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