Base | Representation |
---|---|
bin | 1111100010001… |
… | …11001110001111 |
3 | 100002012200210002 |
4 | 13301013032033 |
5 | 231330041101 |
6 | 20533034515 |
7 | 3141442361 |
oct | 761071617 |
9 | 302180702 |
10 | 130315151 |
11 | 6761777a |
12 | 37785a3b |
13 | 20cc9075 |
14 | 13442d31 |
15 | b691d6b |
hex | 7c4738f |
130315151 has 2 divisors, whose sum is σ = 130315152. Its totient is φ = 130315150.
The previous prime is 130315139. The next prime is 130315169. The reversal of 130315151 is 151513031.
It is a weak prime.
It is an emirp because it is prime and its reverse (151513031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 130315151 - 214 = 130298767 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (130315121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65157575 + 65157576.
It is an arithmetic number, because the mean of its divisors is an integer number (65157576).
Almost surely, 2130315151 is an apocalyptic number.
130315151 is a deficient number, since it is larger than the sum of its proper divisors (1).
130315151 is an equidigital number, since it uses as much as digits as its factorization.
130315151 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 225, while the sum is 20.
The square root of 130315151 is about 11415.5661708038. The cubic root of 130315151 is about 506.9887282279.
Adding to 130315151 its reverse (151513031), we get a palindrome (281828182).
The spelling of 130315151 in words is "one hundred thirty million, three hundred fifteen thousand, one hundred fifty-one".
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