Base | Representation |
---|---|
bin | 11000010110100101… |
… | …010111001110010011 |
3 | 2111111100101102211111 |
4 | 120112211113032103 |
5 | 412023031300404 |
6 | 20002413154151 |
7 | 1613663154106 |
oct | 302645271623 |
9 | 74440342744 |
10 | 26148696979 |
11 | 100a9292079 |
12 | 509918b957 |
13 | 2609507482 |
14 | 13a0b6073d |
15 | a30977104 |
hex | 616957393 |
26148696979 has 2 divisors, whose sum is σ = 26148696980. Its totient is φ = 26148696978.
The previous prime is 26148696961. The next prime is 26148697007. The reversal of 26148696979 is 97969684162.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 26148696979 - 219 = 26148172691 is a prime.
It is not a weakly prime, because it can be changed into another prime (26148696919) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13074348489 + 13074348490.
It is an arithmetic number, because the mean of its divisors is an integer number (13074348490).
Almost surely, 226148696979 is an apocalyptic number.
26148696979 is a deficient number, since it is larger than the sum of its proper divisors (1).
26148696979 is an equidigital number, since it uses as much as digits as its factorization.
26148696979 is an evil number, because the sum of its binary digits is even.
The product of its digits is 70543872, while the sum is 67.
The spelling of 26148696979 in words is "twenty-six billion, one hundred forty-eight million, six hundred ninety-six thousand, nine hundred seventy-nine".
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