Base | Representation |
---|---|
bin | 1111100010011… |
… | …11001000100101 |
3 | 100002021100020022 |
4 | 13301033020211 |
5 | 231332110212 |
6 | 20533444525 |
7 | 3141636014 |
oct | 761171045 |
9 | 302240208 |
10 | 130347557 |
11 | 6763a05a |
12 | 377a0745 |
13 | 2100aa42 |
14 | 13450a7b |
15 | b69b772 |
hex | 7c4f225 |
130347557 has 2 divisors, whose sum is σ = 130347558. Its totient is φ = 130347556.
The previous prime is 130347527. The next prime is 130347631. The reversal of 130347557 is 755743031.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 75498721 + 54848836 = 8689^2 + 7406^2 .
It is a cyclic number.
It is not a de Polignac number, because 130347557 - 224 = 113570341 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (130347527) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65173778 + 65173779.
It is an arithmetic number, because the mean of its divisors is an integer number (65173779).
Almost surely, 2130347557 is an apocalyptic number.
It is an amenable number.
130347557 is a deficient number, since it is larger than the sum of its proper divisors (1).
130347557 is an equidigital number, since it uses as much as digits as its factorization.
130347557 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 44100, while the sum is 35.
The square root of 130347557 is about 11416.9854602693. The cubic root of 130347557 is about 507.0307497297.
The spelling of 130347557 in words is "one hundred thirty million, three hundred forty-seven thousand, five hundred fifty-seven".
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