Base | Representation |
---|---|
bin | 1000011001000010… |
… | …1110001000101100 |
3 | 12210222112101120012 |
4 | 2012100232020230 |
5 | 14103121431340 |
6 | 1011303312352 |
7 | 106551122333 |
oct | 20620561054 |
9 | 5728471505 |
10 | 2252530220 |
11 | a56549326 |
12 | 52a44b6b8 |
13 | 29b894625 |
14 | 175232d1a |
15 | d2b46565 |
hex | 8642e22c |
2252530220 has 12 divisors (see below), whose sum is σ = 4730313504. Its totient is φ = 901012080.
The previous prime is 2252530219. The next prime is 2252530223. The reversal of 2252530220 is 220352522.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (2252530223) 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, 56313236 + ... + 56313275.
It is an arithmetic number, because the mean of its divisors is an integer number (394192792).
Almost surely, 22252530220 is an apocalyptic number.
2252530220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2252530220 is an abundant number, since it is smaller than the sum of its proper divisors (2477783284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2252530220 is a wasteful number, since it uses less digits than its factorization.
2252530220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112626520 (or 112626518 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 23.
The square root of 2252530220 is about 47460.8282692159. The cubic root of 2252530220 is about 1310.8617021570.
Adding to 2252530220 its reverse (220352522), we get a palindrome (2472882742).
The spelling of 2252530220 in words is "two billion, two hundred fifty-two million, five hundred thirty thousand, two hundred twenty".
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