Base | Representation |
---|---|
bin | 1111100100001… |
… | …10111111001001 |
3 | 100002200222001100 |
4 | 13302012333021 |
5 | 231411420304 |
6 | 20542412013 |
7 | 3143611002 |
oct | 762067711 |
9 | 302628040 |
10 | 130576329 |
11 | 67785a24 |
12 | 37891009 |
13 | 2108ac00 |
14 | 134b01a9 |
15 | b6e4439 |
hex | 7c86fc9 |
130576329 has 27 divisors (see below), whose sum is σ = 204934197. Its totient is φ = 80080416.
The previous prime is 130576321. The next prime is 130576333. The reversal of 130576329 is 923675031.
The square root of 130576329 is 11427.
It is a perfect power (a square), and thus also a powerful number.
130576329 is a `hidden beast` number, since 13 + 0 + 5 + 7 + 632 + 9 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 3337929 + 127238400 = 1827^2 + 11280^2 .
It is not a de Polignac number, because 130576329 - 23 = 130576321 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 130576293 and 130576302.
It is not an unprimeable number, because it can be changed into a prime (130576321) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 445507 + ... + 445799.
Almost surely, 2130576329 is an apocalyptic number.
130576329 is the 11427-th square number.
130576329 is the 5714-th centered octagonal number.
It is an amenable number.
130576329 is a deficient number, since it is larger than the sum of its proper divisors (74357868).
130576329 is an equidigital number, since it uses as much as digits as its factorization.
130576329 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 618 (or 309 counting only the distinct ones).
The product of its (nonzero) digits is 34020, while the sum is 36.
The cubic root of 130576329 is about 507.3272049583.
Multiplying 130576329 by its sum of digits (36), we get a square (4700747844 = 685622).
The spelling of 130576329 in words is "one hundred thirty million, five hundred seventy-six thousand, three hundred twenty-nine".
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