Base | Representation |
---|---|
bin | 1000100011011110100101 |
3 | 11012221002102 |
4 | 20203132211 |
5 | 1033224334 |
6 | 120021445 |
7 | 25026545 |
oct | 10433645 |
9 | 4187072 |
10 | 2242469 |
11 | 12a1889 |
12 | 901885 |
13 | 606908 |
14 | 425325 |
15 | 2e467e |
hex | 2237a5 |
2242469 has 2 divisors, whose sum is σ = 2242470. Its totient is φ = 2242468.
The previous prime is 2242441. The next prime is 2242517. The reversal of 2242469 is 9642422.
2242469 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1181569 + 1060900 = 1087^2 + 1030^2 .
It is a cyclic number.
It is not a de Polignac number, because 2242469 - 28 = 2242213 is a prime.
It is a super-2 number, since 2×22424692 = 10057334431922, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2242169) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121234 + 1121235.
It is an arithmetic number, because the mean of its divisors is an integer number (1121235).
22242469 is an apocalyptic number.
It is an amenable number.
2242469 is a deficient number, since it is larger than the sum of its proper divisors (1).
2242469 is an equidigital number, since it uses as much as digits as its factorization.
2242469 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 6912, while the sum is 29.
The square root of 2242469 is about 1497.4875625527. The cubic root of 2242469 is about 130.8907077482.
The spelling of 2242469 in words is "two million, two hundred forty-two thousand, four hundred sixty-nine".
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