Base | Representation |
---|---|
bin | 10000001110100… |
… | …100101110001001 |
3 | 200222022000212011 |
4 | 100032210232021 |
5 | 1024144142011 |
6 | 43003215521 |
7 | 6514064632 |
oct | 2016445611 |
9 | 628260764 |
10 | 272255881 |
11 | 12a754967 |
12 | 772175a1 |
13 | 44535871 |
14 | 28230889 |
15 | 18d7d621 |
hex | 103a4b89 |
272255881 has 2 divisors, whose sum is σ = 272255882. Its totient is φ = 272255880.
The previous prime is 272255831. The next prime is 272255911. The reversal of 272255881 is 188552272.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 267486025 + 4769856 = 16355^2 + 2184^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-272255881 is a prime.
It is a super-2 number, since 2×2722558812 = 148246529478172322, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (272255831) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136127940 + 136127941.
It is an arithmetic number, because the mean of its divisors is an integer number (136127941).
Almost surely, 2272255881 is an apocalyptic number.
It is an amenable number.
272255881 is a deficient number, since it is larger than the sum of its proper divisors (1).
272255881 is an equidigital number, since it uses as much as digits as its factorization.
272255881 is an evil number, because the sum of its binary digits is even.
The product of its digits is 89600, while the sum is 40.
The square root of 272255881 is about 16500.1782111588. The cubic root of 272255881 is about 648.1254718485.
The spelling of 272255881 in words is "two hundred seventy-two million, two hundred fifty-five thousand, eight hundred eighty-one".
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