Base | Representation |
---|---|
bin | 1111100000110… |
… | …00110110101001 |
3 | 100001212001020210 |
4 | 13300120312221 |
5 | 231303001400 |
6 | 20525011333 |
7 | 3140021556 |
oct | 760306651 |
9 | 301761223 |
10 | 130125225 |
11 | 674a800a |
12 | 376b3b49 |
13 | 20c60799 |
14 | 133d3a2d |
15 | b655950 |
hex | 7c18da9 |
130125225 has 24 divisors (see below), whose sum is σ = 227797920. Its totient is φ = 65317120.
The previous prime is 130125217. The next prime is 130125239. The reversal of 130125225 is 522521031.
It is not a de Polignac number, because 130125225 - 23 = 130125217 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49755 + ... + 52304.
It is an arithmetic number, because the mean of its divisors is an integer number (9491580).
Almost surely, 2130125225 is an apocalyptic number.
130125225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
130125225 is a deficient number, since it is larger than the sum of its proper divisors (97672695).
130125225 is a wasteful number, since it uses less digits than its factorization.
130125225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102089 (or 102084 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 130125225 is about 11407.2444087080. The cubic root of 130125225 is about 506.7423072569.
Adding to 130125225 its reverse (522521031), we get a palindrome (652646256).
The spelling of 130125225 in words is "one hundred thirty million, one hundred twenty-five thousand, two hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •