Base | Representation |
---|---|
bin | 110101110010110101… |
… | …0011001001000000001 |
3 | 102001011221111002120011 |
4 | 1223211222121020001 |
5 | 3343042143320441 |
6 | 125023054344521 |
7 | 11226514611313 |
oct | 1534552311001 |
9 | 361157432504 |
10 | 115522245121 |
11 | 44aa1328658 |
12 | 1a4801bb141 |
13 | ab805cbb7a |
14 | 583c78b7b3 |
15 | 3011d0d581 |
hex | 1ae5a99201 |
115522245121 has 2 divisors, whose sum is σ = 115522245122. Its totient is φ = 115522245120.
The previous prime is 115522245119. The next prime is 115522245143. The reversal of 115522245121 is 121542225511.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 77319588096 + 38202657025 = 278064^2 + 195455^2 .
It is a cyclic number.
It is not a de Polignac number, because 115522245121 - 21 = 115522245119 is a prime.
Together with 115522245119, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (115522215121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57761122560 + 57761122561.
It is an arithmetic number, because the mean of its divisors is an integer number (57761122561).
Almost surely, 2115522245121 is an apocalyptic number.
It is an amenable number.
115522245121 is a deficient number, since it is larger than the sum of its proper divisors (1).
115522245121 is an equidigital number, since it uses as much as digits as its factorization.
115522245121 is an evil number, because the sum of its binary digits is even.
The product of its digits is 8000, while the sum is 31.
The spelling of 115522245121 in words is "one hundred fifteen billion, five hundred twenty-two million, two hundred forty-five thousand, one hundred twenty-one".
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