Base | Representation |
---|---|
bin | 1111100000110… |
… | …00111101010010 |
3 | 100001212001211112 |
4 | 13300120331102 |
5 | 231303010100 |
6 | 20525013322 |
7 | 3140023034 |
oct | 760307522 |
9 | 301761745 |
10 | 130125650 |
11 | 674a8366 |
12 | 376b4242 |
13 | 20c60a35 |
14 | 133d3c54 |
15 | b655b35 |
hex | 7c18f52 |
130125650 has 24 divisors (see below), whose sum is σ = 256272660. Its totient is φ = 48988160.
The previous prime is 130125613. The next prime is 130125683. The reversal of 130125650 is 56521031.
It can be written as a sum of positive squares in 6 ways, for example, as 89510521 + 40615129 = 9461^2 + 6373^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75695 + ... + 77394.
Almost surely, 2130125650 is an apocalyptic number.
130125650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130125650 is a deficient number, since it is larger than the sum of its proper divisors (126147010).
130125650 is a wasteful number, since it uses less digits than its factorization.
130125650 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153118 (or 153113 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 23.
The square root of 130125650 is about 11407.2630372057. The cubic root of 130125650 is about 506.7428589441.
Adding to 130125650 its reverse (56521031), we get a palindrome (186646681).
The spelling of 130125650 in words is "one hundred thirty million, one hundred twenty-five thousand, six hundred fifty".
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