Base | Representation |
---|---|
bin | 1001001001111111110100 |
3 | 11111221111221 |
4 | 21021333310 |
5 | 1103301434 |
6 | 123240124 |
7 | 26254540 |
oct | 11117764 |
9 | 4457457 |
10 | 2400244 |
11 | 139a380 |
12 | 979044 |
13 | 660682 |
14 | 466a20 |
15 | 3262b4 |
hex | 249ff4 |
2400244 has 24 divisors (see below), whose sum is σ = 5237568. Its totient is φ = 935040.
The previous prime is 2400221. The next prime is 2400253. The reversal of 2400244 is 4420042.
It is a super-2 number, since 2×24002442 = 11522342519072, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3589 + ... + 4204.
It is an arithmetic number, because the mean of its divisors is an integer number (218232).
22400244 is an apocalyptic number.
It is an amenable number.
2400244 is an abundant number, since it is smaller than the sum of its proper divisors (2837324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2400244 is a wasteful number, since it uses less digits than its factorization.
2400244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7815 (or 7813 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 16.
The square root of 2400244 is about 1549.2720871429. The cubic root of 2400244 is about 133.8911271305.
Adding to 2400244 its reverse (4420042), we get a palindrome (6820286).
The spelling of 2400244 in words is "two million, four hundred thousand, two hundred forty-four".
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