Base | Representation |
---|---|
bin | 1000011111010110011111 |
3 | 11012001220102 |
4 | 20133112133 |
5 | 1032204232 |
6 | 115411315 |
7 | 24626351 |
oct | 10372637 |
9 | 4161812 |
10 | 2225567 |
11 | 1290113 |
12 | 8b3b3b |
13 | 5cc006 |
14 | 41d0d1 |
15 | 2de662 |
hex | 21f59f |
2225567 has 2 divisors, whose sum is σ = 2225568. Its totient is φ = 2225566.
The previous prime is 2225563. The next prime is 2225569. The reversal of 2225567 is 7655222.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2225567 - 22 = 2225563 is a prime.
Together with 2225569, it forms a pair of twin primes.
It is a Chen prime.
It is an Ulam number.
It is a d-powerful number, because it can be written as 25 + 26 + 218 + 52 + 59 + 65 + 74 .
It is a plaindrome in base 10.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2225563) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1112783 + 1112784.
It is an arithmetic number, because the mean of its divisors is an integer number (1112784).
22225567 is an apocalyptic number.
2225567 is a deficient number, since it is larger than the sum of its proper divisors (1).
2225567 is an equidigital number, since it uses as much as digits as its factorization.
2225567 is an evil number, because the sum of its binary digits is even.
The product of its digits is 8400, while the sum is 29.
The square root of 2225567 is about 1491.8334357427. The cubic root of 2225567 is about 130.5610270295.
It can be divided in two parts, 22255 and 67, that added together give a palindrome (22322).
The spelling of 2225567 in words is "two million, two hundred twenty-five thousand, five hundred sixty-seven".
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