Base | Representation |
---|---|
bin | 1001110000010001100011 |
3 | 11210220120201 |
4 | 21300101203 |
5 | 1123311102 |
6 | 130450031 |
7 | 30506614 |
oct | 11602143 |
9 | 4726521 |
10 | 2557027 |
11 | 1497150 |
12 | a33917 |
13 | 6b6b45 |
14 | 4a7c0b |
15 | 357987 |
hex | 270463 |
2557027 has 4 divisors (see below), whose sum is σ = 2789496. Its totient is φ = 2324560.
The previous prime is 2557013. The next prime is 2557063. The reversal of 2557027 is 7207552.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2557027 - 215 = 2524259 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2556986 and 2557004.
It is not an unprimeable number, because it can be changed into a prime (2557007) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116218 + ... + 116239.
It is an arithmetic number, because the mean of its divisors is an integer number (697374).
22557027 is an apocalyptic number.
2557027 is a deficient number, since it is larger than the sum of its proper divisors (232469).
2557027 is a wasteful number, since it uses less digits than its factorization.
2557027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 232468.
The product of its (nonzero) digits is 4900, while the sum is 28.
The square root of 2557027 is about 1599.0706676067. The cubic root of 2557027 is about 136.7450994036.
The spelling of 2557027 in words is "two million, five hundred fifty-seven thousand, twenty-seven".
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