Base | Representation |
---|---|
bin | 1000100110110110100010 |
3 | 11020122001022 |
4 | 20212312202 |
5 | 1034200130 |
6 | 120205442 |
7 | 25115051 |
oct | 10466642 |
9 | 4218038 |
10 | 2256290 |
11 | 1301203 |
12 | 909882 |
13 | 60ccaa |
14 | 42a398 |
15 | 2e87e5 |
hex | 226da2 |
2256290 has 8 divisors (see below), whose sum is σ = 4061340. Its totient is φ = 902512.
The previous prime is 2256281. The next prime is 2256299. The reversal of 2256290 is 926522.
It is an interprime number because it is at equal distance from previous prime (2256281) and next prime (2256299).
It can be written as a sum of positive squares in 2 ways, for example, as 2036329 + 219961 = 1427^2 + 469^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (2256299) 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, 112805 + ... + 112824.
22256290 is an apocalyptic number.
2256290 is a deficient number, since it is larger than the sum of its proper divisors (1805050).
2256290 is a wasteful number, since it uses less digits than its factorization.
2256290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 225636.
The product of its (nonzero) digits is 2160, while the sum is 26.
The square root of 2256290 is about 1502.0952033743. The cubic root of 2256290 is about 131.1590632371.
The spelling of 2256290 in words is "two million, two hundred fifty-six thousand, two hundred ninety".
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