Base | Representation |
---|---|
bin | 1111100010111… |
… | …01000010110001 |
3 | 100002101020101101 |
4 | 13301131002301 |
5 | 231340421104 |
6 | 20535004401 |
7 | 3142264063 |
oct | 761350261 |
9 | 302336341 |
10 | 130404529 |
11 | 67678942 |
12 | 37809701 |
13 | 2102a958 |
14 | 13467733 |
15 | b6ad5a4 |
hex | 7c5d0b1 |
130404529 has 2 divisors, whose sum is σ = 130404530. Its totient is φ = 130404528.
The previous prime is 130404523. The next prime is 130404551. The reversal of 130404529 is 925404031.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 80730225 + 49674304 = 8985^2 + 7048^2 .
It is a cyclic number.
It is not a de Polignac number, because 130404529 - 29 = 130404017 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 130404497 and 130404506.
It is not a weakly prime, because it can be changed into another prime (130404523) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65202264 + 65202265.
It is an arithmetic number, because the mean of its divisors is an integer number (65202265).
Almost surely, 2130404529 is an apocalyptic number.
It is an amenable number.
130404529 is a deficient number, since it is larger than the sum of its proper divisors (1).
130404529 is an equidigital number, since it uses as much as digits as its factorization.
130404529 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4320, while the sum is 28.
The square root of 130404529 is about 11419.4802421126. The cubic root of 130404529 is about 507.1046095677.
The spelling of 130404529 in words is "one hundred thirty million, four hundred four thousand, five hundred twenty-nine".
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