Base | Representation |
---|---|
bin | 110011101001… |
… | …0000110101001 |
3 | 1212221112220020 |
4 | 1213102012221 |
5 | 23412344420 |
6 | 2404151053 |
7 | 446063550 |
oct | 147220651 |
9 | 55845806 |
10 | 27074985 |
11 | 14312923 |
12 | 9098489 |
13 | 57bc802 |
14 | 384ad97 |
15 | 259c340 |
hex | 19d21a9 |
27074985 has 16 divisors (see below), whose sum is σ = 49508736. Its totient is φ = 12377088.
The previous prime is 27074977. The next prime is 27074987. The reversal of 27074985 is 58947072.
It is not a de Polignac number, because 27074985 - 23 = 27074977 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is not an unprimeable number, because it can be changed into a prime (27074987) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128824 + ... + 129033.
It is an arithmetic number, because the mean of its divisors is an integer number (3094296).
Almost surely, 227074985 is an apocalyptic number.
It is an amenable number.
27074985 is a deficient number, since it is larger than the sum of its proper divisors (22433751).
27074985 is a wasteful number, since it uses less digits than its factorization.
27074985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257872.
The product of its (nonzero) digits is 141120, while the sum is 42.
The square root of 27074985 is about 5203.3628549237. The cubic root of 27074985 is about 300.2774655194.
The spelling of 27074985 in words is "twenty-seven million, seventy-four thousand, nine hundred eighty-five".
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