Base | Representation |
---|---|
bin | 110011111111… |
… | …1010101000001 |
3 | 1220021221222222 |
4 | 1213333111001 |
5 | 23434311400 |
6 | 2412140425 |
7 | 450464606 |
oct | 147772501 |
9 | 56257888 |
10 | 27260225 |
11 | 1442a013 |
12 | 9167715 |
13 | 5855c15 |
14 | 38986ad |
15 | 25d7185 |
hex | 19ff541 |
27260225 has 6 divisors (see below), whose sum is σ = 33802710. Its totient is φ = 21808160.
The previous prime is 27260147. The next prime is 27260251. The reversal of 27260225 is 52206272.
It can be written as a sum of positive squares in 3 ways, for example, as 1168561 + 26091664 = 1081^2 + 5108^2 .
It is a de Polignac number, because none of the positive numbers 2k-27260225 is a prime.
It is a super-3 number, since 3×272602253 (a number of 23 digits) contains 333 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 27260194 and 27260203.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 545180 + ... + 545229.
It is an arithmetic number, because the mean of its divisors is an integer number (5633785).
Almost surely, 227260225 is an apocalyptic number.
27260225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
27260225 is a deficient number, since it is larger than the sum of its proper divisors (6542485).
27260225 is a wasteful number, since it uses less digits than its factorization.
27260225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1090419 (or 1090414 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 26.
The square root of 27260225 is about 5221.1325399764. The cubic root of 27260225 is about 300.9607164253.
Adding to 27260225 its reverse (52206272), we get a palindrome (79466497).
The spelling of 27260225 in words is "twenty-seven million, two hundred sixty thousand, two hundred twenty-five".
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