Base | Representation |
---|---|
bin | 1111100000101… |
… | …10111101111101 |
3 | 100001211122122201 |
4 | 13300112331331 |
5 | 231302230001 |
6 | 20524511501 |
7 | 3136660213 |
oct | 760267575 |
9 | 301748581 |
10 | 130117501 |
11 | 674a2228 |
12 | 376ab591 |
13 | 20c5a107 |
14 | 133d0cb3 |
15 | b653501 |
hex | 7c16f7d |
130117501 has 2 divisors, whose sum is σ = 130117502. Its totient is φ = 130117500.
The previous prime is 130117499. The next prime is 130117513. The reversal of 130117501 is 105711031.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 90440100 + 39677401 = 9510^2 + 6299^2 .
It is an emirp because it is prime and its reverse (105711031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 130117501 - 21 = 130117499 is a prime.
Together with 130117499, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (130117591) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65058750 + 65058751.
It is an arithmetic number, because the mean of its divisors is an integer number (65058751).
Almost surely, 2130117501 is an apocalyptic number.
It is an amenable number.
130117501 is a deficient number, since it is larger than the sum of its proper divisors (1).
130117501 is an equidigital number, since it uses as much as digits as its factorization.
130117501 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 105, while the sum is 19.
The square root of 130117501 is about 11406.9058468982. The cubic root of 130117501 is about 506.7322806204.
Adding to 130117501 its reverse (105711031), we get a palindrome (235828532).
The spelling of 130117501 in words is "one hundred thirty million, one hundred seventeen thousand, five hundred one".
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