Base | Representation |
---|---|
bin | 1000010111101010101 |
3 | 111221012211 |
4 | 1002331111 |
5 | 32234021 |
6 | 5513421 |
7 | 2221411 |
oct | 1027525 |
9 | 457184 |
10 | 274261 |
11 | 178069 |
12 | 112871 |
13 | 97ab0 |
14 | 71d41 |
15 | 563e1 |
hex | 42f55 |
274261 has 12 divisors (see below), whose sum is σ = 318052. Its totient is φ = 235008.
The previous prime is 274259. The next prime is 274271. The reversal of 274261 is 162472.
It can be written as a sum of positive squares in 6 ways, for example, as 4900 + 269361 = 70^2 + 519^2 .
It is not a de Polignac number, because 274261 - 21 = 274259 is a prime.
It is a super-2 number, since 2×2742612 = 150438192242, which contains 22 as substring.
It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (274201) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3721 + ... + 3793.
2274261 is an apocalyptic number.
It is an amenable number.
274261 is a deficient number, since it is larger than the sum of its proper divisors (43791).
274261 is a wasteful number, since it uses less digits than its factorization.
274261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120 (or 103 counting only the distinct ones).
The product of its digits is 672, while the sum is 22.
The square root of 274261 is about 523.6993412255. The cubic root of 274261 is about 64.9712693539.
It can be divided in two parts, 274 and 261, that added together give a palindrome (535).
The spelling of 274261 in words is "two hundred seventy-four thousand, two hundred sixty-one".
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