Base | Representation |
---|---|
bin | 1111011111110… |
… | …10010101100100 |
3 | 100001121200210021 |
4 | 13233322111210 |
5 | 231240001403 |
6 | 20522204524 |
7 | 3135661261 |
oct | 757722544 |
9 | 301550707 |
10 | 130000228 |
11 | 67422106 |
12 | 37653744 |
13 | 20c18917 |
14 | 133a0268 |
15 | b62d8bd |
hex | 7bfa564 |
130000228 has 6 divisors (see below), whose sum is σ = 227500406. Its totient is φ = 65000112.
The previous prime is 130000193. The next prime is 130000229. The reversal of 130000228 is 822000031.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 83868964 + 46131264 = 9158^2 + 6792^2 .
It is not an unprimeable number, because it can be changed into a prime (130000229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16250025 + ... + 16250032.
Almost surely, 2130000228 is an apocalyptic number.
It is an amenable number.
130000228 is a deficient number, since it is larger than the sum of its proper divisors (97500178).
130000228 is a wasteful number, since it uses less digits than its factorization.
130000228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32500061 (or 32500059 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 130000228 is about 11401.7642494484. The cubic root of 130000228 is about 506.5799980642.
Adding to 130000228 its reverse (822000031), we get a palindrome (952000259).
The spelling of 130000228 in words is "one hundred thirty million, two hundred twenty-eight", and thus it is an aban number.
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