Base | Representation |
---|---|
bin | 10000010000100… |
… | …001110100100011 |
3 | 201000021001202022 |
4 | 100100201310203 |
5 | 1024312041131 |
6 | 43022212055 |
7 | 6521330555 |
oct | 2020416443 |
9 | 630231668 |
10 | 272768291 |
11 | 12aa74944 |
12 | 7742402b |
13 | 44684b73 |
14 | 283254d5 |
15 | 18e3037b |
hex | 10421d23 |
272768291 has 2 divisors, whose sum is σ = 272768292. Its totient is φ = 272768290.
The previous prime is 272768261. The next prime is 272768299. The reversal of 272768291 is 192867272.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 272768291 - 26 = 272768227 is a prime.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (272768299) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136384145 + 136384146.
It is an arithmetic number, because the mean of its divisors is an integer number (136384146).
Almost surely, 2272768291 is an apocalyptic number.
272768291 is a deficient number, since it is larger than the sum of its proper divisors (1).
272768291 is an equidigital number, since it uses as much as digits as its factorization.
272768291 is an evil number, because the sum of its binary digits is even.
The product of its digits is 169344, while the sum is 44.
The square root of 272768291 is about 16515.6983200832. The cubic root of 272768291 is about 648.5318271227.
The spelling of 272768291 in words is "two hundred seventy-two million, seven hundred sixty-eight thousand, two hundred ninety-one".
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