Base | Representation |
---|---|
bin | 1101011110111… |
… | …01000110010011 |
3 | 21212211020111022 |
4 | 12233131012103 |
5 | 212423301001 |
6 | 15120110055 |
7 | 2542235042 |
oct | 657350623 |
9 | 255736438 |
10 | 113103251 |
11 | 58931168 |
12 | 31a6532b |
13 | 1a580a01 |
14 | 11042559 |
15 | 9de211b |
hex | 6bdd193 |
113103251 has 2 divisors, whose sum is σ = 113103252. Its totient is φ = 113103250.
The previous prime is 113103241. The next prime is 113103293. The reversal of 113103251 is 152301311.
It is a weak prime.
It is an emirp because it is prime and its reverse (152301311) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 113103251 - 214 = 113086867 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (113103241) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56551625 + 56551626.
It is an arithmetic number, because the mean of its divisors is an integer number (56551626).
Almost surely, 2113103251 is an apocalyptic number.
113103251 is a deficient number, since it is larger than the sum of its proper divisors (1).
113103251 is an equidigital number, since it uses as much as digits as its factorization.
113103251 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 90, while the sum is 17.
The square root of 113103251 is about 10635.0012223789. The cubic root of 113103251 is about 483.6060174602.
Adding to 113103251 its reverse (152301311), we get a palindrome (265404562).
The spelling of 113103251 in words is "one hundred thirteen million, one hundred three thousand, two hundred fifty-one".
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