Base | Representation |
---|---|
bin | 1000011111101011001001 |
3 | 11012010201101 |
4 | 20133223021 |
5 | 1032230024 |
6 | 115421401 |
7 | 24633250 |
oct | 10375311 |
9 | 4163641 |
10 | 2226889 |
11 | 1291105 |
12 | 8b4861 |
13 | 5cc7b2 |
14 | 41d797 |
15 | 2dec44 |
hex | 21fac9 |
2226889 has 4 divisors (see below), whose sum is σ = 2545024. Its totient is φ = 1908756.
The previous prime is 2226859. The next prime is 2226893. The reversal of 2226889 is 9886222.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9886222 = 2 ⋅4943111.
It is a cyclic number.
It is not a de Polignac number, because 2226889 - 221 = 129737 is a prime.
It is an Ulam number.
It is a d-powerful number, because it can be written as 25 + 214 + 218 + 68 + 8 + 86 + 94 .
It is a Duffinian number.
It is a plaindrome in base 10.
It is not an unprimeable number, because it can be changed into a prime (2226839) 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, 159057 + ... + 159070.
It is an arithmetic number, because the mean of its divisors is an integer number (636256).
22226889 is an apocalyptic number.
It is an amenable number.
2226889 is a deficient number, since it is larger than the sum of its proper divisors (318135).
2226889 is an equidigital number, since it uses as much as digits as its factorization.
2226889 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 318134.
The product of its digits is 27648, while the sum is 37.
The square root of 2226889 is about 1492.2764489196. The cubic root of 2226889 is about 130.5868732541.
The spelling of 2226889 in words is "two million, two hundred twenty-six thousand, eight hundred eighty-nine".
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