Base | Representation |
---|---|
bin | 1101011111000… |
… | …01111110000001 |
3 | 21212212020212012 |
4 | 12233201332001 |
5 | 212424420301 |
6 | 15120342305 |
7 | 2542350152 |
oct | 657417601 |
9 | 255766765 |
10 | 113123201 |
11 | 58945154 |
12 | 31a74995 |
13 | 1a589b09 |
14 | 11049929 |
15 | 9de7ebb |
hex | 6be1f81 |
113123201 has 2 divisors, whose sum is σ = 113123202. Its totient is φ = 113123200.
The previous prime is 113123189. The next prime is 113123221. The reversal of 113123201 is 102321311.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 71842576 + 41280625 = 8476^2 + 6425^2 .
It is an emirp because it is prime and its reverse (102321311) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 113123201 - 26 = 113123137 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (113123221) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56561600 + 56561601.
It is an arithmetic number, because the mean of its divisors is an integer number (56561601).
Almost surely, 2113123201 is an apocalyptic number.
It is an amenable number.
113123201 is a deficient number, since it is larger than the sum of its proper divisors (1).
113123201 is an equidigital number, since it uses as much as digits as its factorization.
113123201 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 113123201 is about 10635.9391216761. The cubic root of 113123201 is about 483.6344498078.
Adding to 113123201 its reverse (102321311), we get a palindrome (215444512).
The spelling of 113123201 in words is "one hundred thirteen million, one hundred twenty-three thousand, two hundred one".
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