Base | Representation |
---|---|
bin | 110100000010… |
… | …1100100100101 |
3 | 1220100021002002 |
4 | 1220011210211 |
5 | 23441121142 |
6 | 2412455045 |
7 | 450632300 |
oct | 150054445 |
9 | 56307062 |
10 | 27285797 |
11 | 14447250 |
12 | 917a485 |
13 | 5864756 |
14 | 38a3b37 |
15 | 25dea32 |
hex | 1a05925 |
27285797 has 48 divisors (see below), whose sum is σ = 37822464. Its totient is φ = 19404000.
The previous prime is 27285793. The next prime is 27285827. The reversal of 27285797 is 79758272.
It is not a de Polignac number, because 27285797 - 22 = 27285793 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27285793) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 384272 + ... + 384342.
It is an arithmetic number, because the mean of its divisors is an integer number (787968).
Almost surely, 227285797 is an apocalyptic number.
It is an amenable number.
27285797 is a deficient number, since it is larger than the sum of its proper divisors (10536667).
27285797 is a wasteful number, since it uses less digits than its factorization.
27285797 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 150 (or 143 counting only the distinct ones).
The product of its digits is 493920, while the sum is 47.
The square root of 27285797 is about 5223.5808599083. The cubic root of 27285797 is about 301.0547944233.
It can be divided in two parts, 27285 and 797, that added together give a palindrome (28082).
The spelling of 27285797 in words is "twenty-seven million, two hundred eighty-five thousand, seven hundred ninety-seven".
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