Base | Representation |
---|---|
bin | 10010110110100100… |
… | …01010100010000011 |
3 | 222010101020120010202 |
4 | 21123102022202003 |
5 | 131212041013404 |
6 | 4352201115415 |
7 | 505550450543 |
oct | 113322124203 |
9 | 28111216122 |
10 | 10121422979 |
11 | 4324308988 |
12 | 1b65788b6b |
13 | c53bc1ca5 |
14 | 6c032d323 |
15 | 3e389521e |
hex | 25b48a883 |
10121422979 has 2 divisors, whose sum is σ = 10121422980. Its totient is φ = 10121422978.
The previous prime is 10121422973. The next prime is 10121423003. The reversal of 10121422979 is 97922412101.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 10121422979 - 216 = 10121357443 is a prime.
It is not a weakly prime, because it can be changed into another prime (10121422973) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060711489 + 5060711490.
It is an arithmetic number, because the mean of its divisors is an integer number (5060711490).
Almost surely, 210121422979 is an apocalyptic number.
10121422979 is a deficient number, since it is larger than the sum of its proper divisors (1).
10121422979 is an equidigital number, since it uses as much as digits as its factorization.
10121422979 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 18144, while the sum is 38.
The spelling of 10121422979 in words is "ten billion, one hundred twenty-one million, four hundred twenty-two thousand, nine hundred seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •