Base | Representation |
---|---|
bin | 1101110000010… |
… | …10010010011001 |
3 | 22001010012010221 |
4 | 12320022102121 |
5 | 214014313442 |
6 | 15241040041 |
7 | 2600521603 |
oct | 670122231 |
9 | 261105127 |
10 | 115385497 |
11 | 5a14a917 |
12 | 32786021 |
13 | 1ab9c756 |
14 | 11478173 |
15 | a1e3467 |
hex | 6e0a499 |
115385497 has 2 divisors, whose sum is σ = 115385498. Its totient is φ = 115385496.
The previous prime is 115385489. The next prime is 115385527. The reversal of 115385497 is 794583511.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 60388441 + 54997056 = 7771^2 + 7416^2 .
It is an emirp because it is prime and its reverse (794583511) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 115385497 - 23 = 115385489 is a prime.
It is not a weakly prime, because it can be changed into another prime (115385447) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57692748 + 57692749.
It is an arithmetic number, because the mean of its divisors is an integer number (57692749).
Almost surely, 2115385497 is an apocalyptic number.
It is an amenable number.
115385497 is a deficient number, since it is larger than the sum of its proper divisors (1).
115385497 is an equidigital number, since it uses as much as digits as its factorization.
115385497 is an evil number, because the sum of its binary digits is even.
The product of its digits is 151200, while the sum is 43.
The square root of 115385497 is about 10741.7641474760. The cubic root of 115385497 is about 486.8371839976.
The spelling of 115385497 in words is "one hundred fifteen million, three hundred eighty-five thousand, four hundred ninety-seven".
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