Base | Representation |
---|---|
bin | 1111011111110… |
… | …11010100000001 |
3 | 100001121220021022 |
4 | 13233323110001 |
5 | 231240113400 |
6 | 20522235225 |
7 | 3136006031 |
oct | 757732401 |
9 | 301556238 |
10 | 130004225 |
11 | 6742510a |
12 | 37655b15 |
13 | 20c1a6a0 |
14 | 133a18c1 |
15 | b62eb85 |
hex | 7bfb501 |
130004225 has 24 divisors (see below), whose sum is σ = 174155520. Its totient is φ = 95699520.
The previous prime is 130004197. The next prime is 130004227. The reversal of 130004225 is 522400031.
It is not a de Polignac number, because 130004225 - 28 = 130003969 is a prime.
It is not an unprimeable number, because it can be changed into a prime (130004227) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 196946 + ... + 197604.
It is an arithmetic number, because the mean of its divisors is an integer number (7256480).
Almost surely, 2130004225 is an apocalyptic number.
It is an amenable number.
130004225 is a deficient number, since it is larger than the sum of its proper divisors (44151295).
130004225 is a wasteful number, since it uses less digits than its factorization.
130004225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1289 (or 1284 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 130004225 is about 11401.9395279926. The cubic root of 130004225 is about 506.5851897974.
Adding to 130004225 its reverse (522400031), we get a palindrome (652404256).
The spelling of 130004225 in words is "one hundred thirty million, four thousand, two hundred twenty-five".
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