Base | Representation |
---|---|
bin | 1000100110111100110011 |
3 | 11020122121011 |
4 | 20212330303 |
5 | 1034203231 |
6 | 120211351 |
7 | 25116163 |
oct | 10467463 |
9 | 4218534 |
10 | 2256691 |
11 | 1301538 |
12 | 909b57 |
13 | 610228 |
14 | 42a5a3 |
15 | 2e89b1 |
hex | 226f33 |
2256691 has 8 divisors (see below), whose sum is σ = 2396160. Its totient is φ = 2120712.
The previous prime is 2256689. The next prime is 2256697. The reversal of 2256691 is 1966522.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2256691 - 21 = 2256689 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2256697) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 526 + ... + 2188.
It is an arithmetic number, because the mean of its divisors is an integer number (299520).
22256691 is an apocalyptic number.
2256691 is a deficient number, since it is larger than the sum of its proper divisors (139469).
2256691 is a wasteful number, since it uses less digits than its factorization.
2256691 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1745.
The product of its digits is 6480, while the sum is 31.
The square root of 2256691 is about 1502.2286776653. The cubic root of 2256691 is about 131.1668328750.
The spelling of 2256691 in words is "two million, two hundred fifty-six thousand, six hundred ninety-one".
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