Base | Representation |
---|---|
bin | 110011111110… |
… | …1100101000001 |
3 | 1220021121011111 |
4 | 1213331211001 |
5 | 23434044212 |
6 | 2412043321 |
7 | 450434656 |
oct | 147754501 |
9 | 56247144 |
10 | 27253057 |
11 | 14424697 |
12 | 9163541 |
13 | 5852890 |
14 | 3895c2d |
15 | 25d4ea7 |
hex | 19fd941 |
27253057 has 16 divisors (see below), whose sum is σ = 31352832. Its totient is φ = 23466240.
The previous prime is 27253027. The next prime is 27253063. The reversal of 27253057 is 75035272.
It is a cyclic number.
It is not a de Polignac number, because 27253057 - 211 = 27251009 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (27253027) 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, 27582 + ... + 28552.
It is an arithmetic number, because the mean of its divisors is an integer number (1959552).
Almost surely, 227253057 is an apocalyptic number.
27253057 is the 3302-nd heptagonal number.
It is an amenable number.
27253057 is a deficient number, since it is larger than the sum of its proper divisors (4099775).
27253057 is a wasteful number, since it uses less digits than its factorization.
27253057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1128.
The product of its (nonzero) digits is 14700, while the sum is 31.
The square root of 27253057 is about 5220.4460537391. The cubic root of 27253057 is about 300.9343351864.
The spelling of 27253057 in words is "twenty-seven million, two hundred fifty-three thousand, fifty-seven".
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