Base | Representation |
---|---|
bin | 1111100010111… |
… | …10100011100101 |
3 | 100002101112212212 |
4 | 13301132203211 |
5 | 231341120400 |
6 | 20535053205 |
7 | 3142321124 |
oct | 761364345 |
9 | 302345785 |
10 | 130410725 |
11 | 67682565 |
12 | 37811205 |
13 | 21030713 |
14 | 13469abb |
15 | b6b0335 |
hex | 7c5e8e5 |
130410725 has 12 divisors (see below), whose sum is σ = 161878404. Its totient is φ = 104219520.
The previous prime is 130410671. The next prime is 130410727. The reversal of 130410725 is 527014031.
It can be written as a sum of positive squares in 6 ways, for example, as 5909761 + 124500964 = 2431^2 + 11158^2 .
It is not a de Polignac number, because 130410725 - 212 = 130406629 is a prime.
It is a Duffinian number.
It is a plaindrome in base 14.
It is a self number, because there is not a number n which added to its sum of digits gives 130410725.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130410727) 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, 28817 + ... + 33033.
It is an arithmetic number, because the mean of its divisors is an integer number (13489867).
Almost surely, 2130410725 is an apocalyptic number.
It is an amenable number.
130410725 is a deficient number, since it is larger than the sum of its proper divisors (31467679).
130410725 is a wasteful number, since it uses less digits than its factorization.
130410725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5464 (or 5459 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 23.
The square root of 130410725 is about 11419.7515296963. The cubic root of 130410725 is about 507.1126409104.
Adding to 130410725 its reverse (527014031), we get a palindrome (657424756).
The spelling of 130410725 in words is "one hundred thirty million, four hundred ten thousand, seven hundred twenty-five".
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