Base | Representation |
---|---|
bin | 1111010100000… |
… | …0000000110010 |
3 | 11110211222120221 |
4 | 3311000000302 |
5 | 112420202310 |
6 | 10212323254 |
7 | 1406622601 |
oct | 365000062 |
9 | 143758527 |
10 | 64225330 |
11 | 33287494 |
12 | 1961352a |
13 | 103c9270 |
14 | 875ba38 |
15 | 5989ada |
hex | 3d40032 |
64225330 has 16 divisors (see below), whose sum is σ = 124498584. Its totient is φ = 23713920.
The previous prime is 64225313. The next prime is 64225333. The reversal of 64225330 is 3352246.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 46744569 + 17480761 = 6837^2 + 4181^2 .
It is a junction number, because it is equal to n+sod(n) for n = 64225295 and 64225304.
It is not an unprimeable number, because it can be changed into a prime (64225333) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246891 + ... + 247150.
Almost surely, 264225330 is an apocalyptic number.
64225330 is a deficient number, since it is larger than the sum of its proper divisors (60273254).
64225330 is a wasteful number, since it uses less digits than its factorization.
64225330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 494061.
The product of its (nonzero) digits is 4320, while the sum is 25.
The square root of 64225330 is about 8014.0707508731. The cubic root of 64225330 is about 400.4688876462.
Adding to 64225330 its reverse (3352246), we get a palindrome (67577576).
The spelling of 64225330 in words is "sixty-four million, two hundred twenty-five thousand, three hundred thirty".
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