Base | Representation |
---|---|
bin | 1111100001011… |
… | …10010111101101 |
3 | 100002000112010221 |
4 | 13300232113231 |
5 | 231313311412 |
6 | 20530531341 |
7 | 3140536531 |
oct | 760562755 |
9 | 302015127 |
10 | 130213357 |
11 | 6755824a |
12 | 37736b51 |
13 | 20c91931 |
14 | 13417bc1 |
15 | b671b07 |
hex | 7c2e5ed |
130213357 has 2 divisors, whose sum is σ = 130213358. Its totient is φ = 130213356.
The previous prime is 130213337. The next prime is 130213411. The reversal of 130213357 is 753312031.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 104264521 + 25948836 = 10211^2 + 5094^2 .
It is a cyclic number.
It is not a de Polignac number, because 130213357 - 219 = 129689069 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (130213337) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65106678 + 65106679.
It is an arithmetic number, because the mean of its divisors is an integer number (65106679).
Almost surely, 2130213357 is an apocalyptic number.
It is an amenable number.
130213357 is a deficient number, since it is larger than the sum of its proper divisors (1).
130213357 is an equidigital number, since it uses as much as digits as its factorization.
130213357 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1890, while the sum is 25.
The square root of 130213357 is about 11411.1067386122. The cubic root of 130213357 is about 506.8566846044.
Adding to 130213357 its reverse (753312031), we get a palindrome (883525388).
The spelling of 130213357 in words is "one hundred thirty million, two hundred thirteen thousand, three hundred fifty-seven".
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