Base | Representation |
---|---|
bin | 1111100001011… |
… | …10011000110001 |
3 | 100002000112020110 |
4 | 13300232120301 |
5 | 231313312200 |
6 | 20530531533 |
7 | 3140536656 |
oct | 760563061 |
9 | 302015213 |
10 | 130213425 |
11 | 67558301 |
12 | 37736ba9 |
13 | 20c91984 |
14 | 13417c2d |
15 | b671b50 |
hex | 7c2e631 |
130213425 has 12 divisors (see below), whose sum is σ = 215286320. Its totient is φ = 69447120.
The previous prime is 130213411. The next prime is 130213429. The reversal of 130213425 is 524312031.
It is not a de Polignac number, because 130213425 - 27 = 130213297 is a prime.
It is not an unprimeable number, because it can be changed into a prime (130213429) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 868015 + ... + 868164.
Almost surely, 2130213425 is an apocalyptic number.
130213425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
130213425 is a deficient number, since it is larger than the sum of its proper divisors (85072895).
130213425 is a wasteful number, since it uses less digits than its factorization.
130213425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1736192 (or 1736187 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 130213425 is about 11411.1097181650. The cubic root of 130213425 is about 506.8567728346.
Adding to 130213425 its reverse (524312031), we get a palindrome (654525456).
The spelling of 130213425 in words is "one hundred thirty million, two hundred thirteen thousand, four hundred twenty-five".
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