Base | Representation |
---|---|
bin | 1000100110100110010011 |
3 | 11020120121211 |
4 | 20212212103 |
5 | 1034132001 |
6 | 120200551 |
7 | 25112035 |
oct | 10464623 |
9 | 4216554 |
10 | 2255251 |
11 | 1300449 |
12 | 909157 |
13 | 60c68b |
14 | 429c55 |
15 | 2e8351 |
hex | 226993 |
2255251 has 2 divisors, whose sum is σ = 2255252. Its totient is φ = 2255250.
The previous prime is 2255249. The next prime is 2255257. The reversal of 2255251 is 1525522.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2255251 - 21 = 2255249 is a prime.
Together with 2255249, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (2255257) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127625 + 1127626.
It is an arithmetic number, because the mean of its divisors is an integer number (1127626).
22255251 is an apocalyptic number.
2255251 is a deficient number, since it is larger than the sum of its proper divisors (1).
2255251 is an equidigital number, since it uses as much as digits as its factorization.
2255251 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1000, while the sum is 22.
The square root of 2255251 is about 1501.7493133010. The cubic root of 2255251 is about 131.1389276473.
It can be divided in two parts, 225 and 5251, that added together give a square (5476 = 742).
The spelling of 2255251 in words is "two million, two hundred fifty-five thousand, two hundred fifty-one".
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