Base | Representation |
---|---|
bin | 1010000101100100000110 |
3 | 11222100012110 |
4 | 22011210012 |
5 | 1134103410 |
6 | 132401450 |
7 | 31322061 |
oct | 12054406 |
9 | 4870173 |
10 | 2644230 |
11 | 1546716 |
12 | a76286 |
13 | 717744 |
14 | 4cb8d8 |
15 | 373720 |
hex | 285906 |
2644230 has 32 divisors (see below), whose sum is σ = 6681600. Its totient is φ = 667872.
The previous prime is 2644219. The next prime is 2644247. The reversal of 2644230 is 324462.
2644230 = 202 + 212 + ... + 1992.
It is a junction number, because it is equal to n+sod(n) for n = 2644197 and 2644206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1750 + ... + 2889.
It is an arithmetic number, because the mean of its divisors is an integer number (208800).
22644230 is an apocalyptic number.
2644230 is an abundant number, since it is smaller than the sum of its proper divisors (4037370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2644230 is a wasteful number, since it uses less digits than its factorization.
2644230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4668.
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 2644230 is about 1626.1088524450. The cubic root of 2644230 is about 138.2822410954.
Adding to 2644230 its reverse (324462), we get a palindrome (2968692).
The spelling of 2644230 in words is "two million, six hundred forty-four thousand, two hundred thirty".
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