Base | Representation |
---|---|
bin | 10000010000110… |
… | …101100101101001 |
3 | 201000102011211001 |
4 | 100100311211221 |
5 | 1024322134012 |
6 | 43024035001 |
7 | 6522115612 |
oct | 2020654551 |
9 | 630364731 |
10 | 272849257 |
11 | 13001a75a |
12 | 77462a61 |
13 | 446b2985 |
14 | 28346c09 |
15 | 18e49357 |
hex | 10435969 |
272849257 has 2 divisors, whose sum is σ = 272849258. Its totient is φ = 272849256.
The previous prime is 272849249. The next prime is 272849261. The reversal of 272849257 is 752948272.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 163353961 + 109495296 = 12781^2 + 10464^2 .
It is a cyclic number.
It is not a de Polignac number, because 272849257 - 23 = 272849249 is a prime.
It is not a weakly prime, because it can be changed into another prime (272849287) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136424628 + 136424629.
It is an arithmetic number, because the mean of its divisors is an integer number (136424629).
Almost surely, 2272849257 is an apocalyptic number.
It is an amenable number.
272849257 is a deficient number, since it is larger than the sum of its proper divisors (1).
272849257 is an equidigital number, since it uses as much as digits as its factorization.
272849257 is an evil number, because the sum of its binary digits is even.
The product of its digits is 564480, while the sum is 46.
The square root of 272849257 is about 16518.1493212769. The cubic root of 272849257 is about 648.5959888247.
The spelling of 272849257 in words is "two hundred seventy-two million, eight hundred forty-nine thousand, two hundred fifty-seven".
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