Base | Representation |
---|---|
bin | 11111000000101… |
… | …01100011011011 |
3 | 200010111020022111 |
4 | 33200111203123 |
5 | 1013043311011 |
6 | 41451333151 |
7 | 6306053314 |
oct | 1740254333 |
9 | 603436274 |
10 | 260135131 |
11 | 123926413 |
12 | 731511b7 |
13 | 41b80919 |
14 | 2679760b |
15 | 17c87121 |
hex | f8158db |
260135131 has 2 divisors, whose sum is σ = 260135132. Its totient is φ = 260135130.
The previous prime is 260135111. The next prime is 260135147. The reversal of 260135131 is 131531062.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 260135131 - 219 = 259610843 is a prime.
It is a super-2 number, since 2×2601351312 = 135340572760774322, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (260135101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130067565 + 130067566.
It is an arithmetic number, because the mean of its divisors is an integer number (130067566).
Almost surely, 2260135131 is an apocalyptic number.
260135131 is a deficient number, since it is larger than the sum of its proper divisors (1).
260135131 is an equidigital number, since it uses as much as digits as its factorization.
260135131 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 540, while the sum is 22.
The square root of 260135131 is about 16128.7051867160. The cubic root of 260135131 is about 638.3609843491.
Adding to 260135131 its reverse (131531062), we get a palindrome (391666193).
The spelling of 260135131 in words is "two hundred sixty million, one hundred thirty-five thousand, one hundred thirty-one".
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