Base | Representation |
---|---|
bin | 1111101001111… |
… | …10000100111001 |
3 | 100011010001202202 |
4 | 13310332010321 |
5 | 232104420030 |
6 | 21010435545 |
7 | 3153153260 |
oct | 764760471 |
9 | 304101682 |
10 | 131326265 |
11 | 68148404 |
12 | 37b92bb5 |
13 | 21291365 |
14 | 136275d7 |
15 | b7e1745 |
hex | 7d3e139 |
131326265 has 16 divisors (see below), whose sum is σ = 180351360. Its totient is φ = 89928960.
The previous prime is 131326253. The next prime is 131326267. The reversal of 131326265 is 562623131.
It is not a de Polignac number, because 131326265 - 24 = 131326249 is a prime.
It is not an unprimeable number, because it can be changed into a prime (131326267) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28706 + ... + 32964.
It is an arithmetic number, because the mean of its divisors is an integer number (11271960).
Almost surely, 2131326265 is an apocalyptic number.
It is an amenable number.
131326265 is a deficient number, since it is larger than the sum of its proper divisors (49025095).
131326265 is an equidigital number, since it uses as much as digits as its factorization.
131326265 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5152.
The product of its digits is 6480, while the sum is 29.
The square root of 131326265 is about 11459.7672314930. The cubic root of 131326265 is about 508.2965916888.
Adding to 131326265 its reverse (562623131), we get a palindrome (693949396).
The spelling of 131326265 in words is "one hundred thirty-one million, three hundred twenty-six thousand, two hundred sixty-five".
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