Base | Representation |
---|---|
bin | 1101100001010… |
… | …00011110101101 |
3 | 21220101221000221 |
4 | 12300220132231 |
5 | 213013141023 |
6 | 15130451341 |
7 | 2544662161 |
oct | 660503655 |
9 | 256357027 |
10 | 113412013 |
11 | 59022140 |
12 | 31b93b51 |
13 | 1a65b400 |
14 | 110c2ca1 |
15 | 9e5385d |
hex | 6c287ad |
113412013 has 12 divisors (see below), whose sum is σ = 133973568. Its totient is φ = 95169360.
The previous prime is 113412001. The next prime is 113412029. The reversal of 113412013 is 310214311.
It is a de Polignac number, because none of the positive numbers 2k-113412013 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (113412613) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28645 + ... + 32362.
It is an arithmetic number, because the mean of its divisors is an integer number (11164464).
Almost surely, 2113412013 is an apocalyptic number.
113412013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
113412013 is a deficient number, since it is larger than the sum of its proper divisors (20561555).
113412013 is a wasteful number, since it uses less digits than its factorization.
113412013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61044 (or 61031 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 113412013 is about 10649.5076412011. The cubic root of 113412013 is about 484.0456850190.
Adding to 113412013 its reverse (310214311), we get a palindrome (423626324).
The spelling of 113412013 in words is "one hundred thirteen million, four hundred twelve thousand, thirteen".
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