Base | Representation |
---|---|
bin | 1001011111111101110101 |
3 | 11200111221201 |
4 | 21133331311 |
5 | 1114141404 |
6 | 125212501 |
7 | 30111100 |
oct | 11377565 |
9 | 4614851 |
10 | 2490229 |
11 | 1450a45 |
12 | a01131 |
13 | 692611 |
14 | 48b737 |
15 | 342ca4 |
hex | 25ff75 |
2490229 has 6 divisors (see below), whose sum is σ = 2896854. Its totient is φ = 2134440.
The previous prime is 2490227. The next prime is 2490239. The reversal of 2490229 is 9220942.
2490229 = T294 + T295 + ... + T342.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 2480625 + 9604 = 1575^2 + 98^2 .
It is not a de Polignac number, because 2490229 - 21 = 2490227 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2490197 and 2490206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2490221) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25362 + ... + 25459.
It is an arithmetic number, because the mean of its divisors is an integer number (482809).
22490229 is an apocalyptic number.
It is an amenable number.
2490229 is a deficient number, since it is larger than the sum of its proper divisors (406625).
2490229 is an equidigital number, since it uses as much as digits as its factorization.
2490229 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50835 (or 50828 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 2490229 is about 1578.0459435644. The cubic root of 2490229 is about 135.5438328073.
The spelling of 2490229 in words is "two million, four hundred ninety thousand, two hundred twenty-nine".
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