Base | Representation |
---|---|
bin | 10111011001011110… |
… | …111111010101011101 |
3 | 2101211220111221012202 |
4 | 113121132333111131 |
5 | 402423121203333 |
6 | 15312554141245 |
7 | 1546405133102 |
oct | 273136772535 |
9 | 71756457182 |
10 | 25123616093 |
11 | a722698694 |
12 | 4a51a21825 |
13 | 24a5028334 |
14 | 1304964aa9 |
15 | 9c098e5e8 |
hex | 5d97bf55d |
25123616093 has 2 divisors, whose sum is σ = 25123616094. Its totient is φ = 25123616092.
The previous prime is 25123616071. The next prime is 25123616137. The reversal of 25123616093 is 39061632152.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 16487073604 + 8636542489 = 128402^2 + 92933^2 .
It is a cyclic number.
It is not a de Polignac number, because 25123616093 - 218 = 25123353949 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (25123616033) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12561808046 + 12561808047.
It is an arithmetic number, because the mean of its divisors is an integer number (12561808047).
Almost surely, 225123616093 is an apocalyptic number.
It is an amenable number.
25123616093 is a deficient number, since it is larger than the sum of its proper divisors (1).
25123616093 is an equidigital number, since it uses as much as digits as its factorization.
25123616093 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 58320, while the sum is 38.
The spelling of 25123616093 in words is "twenty-five billion, one hundred twenty-three million, six hundred sixteen thousand, ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.117 sec. • engine limits •