Base | Representation |
---|---|
bin | 1101011000111… |
… | …00001101100111 |
3 | 21211100002201211 |
4 | 12230130031213 |
5 | 212223010231 |
6 | 15051132251 |
7 | 2532434464 |
oct | 654341547 |
9 | 254302654 |
10 | 112313191 |
11 | 58441621 |
12 | 31744087 |
13 | 1a365213 |
14 | 10cb866b |
15 | 9cd7eb1 |
hex | 6b1c367 |
112313191 has 2 divisors, whose sum is σ = 112313192. Its totient is φ = 112313190.
The previous prime is 112313189. The next prime is 112313197. The reversal of 112313191 is 191313211.
It is a weak prime.
It is an emirp because it is prime and its reverse (191313211) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 112313191 - 21 = 112313189 is a prime.
It is a super-2 number, since 2×1123131912 = 25228505745204962, which contains 22 as substring.
Together with 112313189, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (112313197) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56156595 + 56156596.
It is an arithmetic number, because the mean of its divisors is an integer number (56156596).
Almost surely, 2112313191 is an apocalyptic number.
112313191 is a deficient number, since it is larger than the sum of its proper divisors (1).
112313191 is an equidigital number, since it uses as much as digits as its factorization.
112313191 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 162, while the sum is 22.
The square root of 112313191 is about 10597.7917982946. The cubic root of 112313191 is about 482.4773411465.
The spelling of 112313191 in words is "one hundred twelve million, three hundred thirteen thousand, one hundred ninety-one".
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