Base | Representation |
---|---|
bin | 1111110101010… |
… | …10010000001010 |
3 | 100020220211221121 |
4 | 13322222100022 |
5 | 233000133210 |
6 | 21102425454 |
7 | 3201635200 |
oct | 772522012 |
9 | 306824847 |
10 | 132817930 |
11 | 68a77093 |
12 | 3859228a |
13 | 216942bb |
14 | 138d5070 |
15 | b9d86da |
hex | 7eaa40a |
132817930 has 24 divisors (see below), whose sum is σ = 278105508. Its totient is φ = 45537408.
The previous prime is 132817907. The next prime is 132817931. The reversal of 132817930 is 39718231.
It can be written as a sum of positive squares in 2 ways, for example, as 131951169 + 866761 = 11487^2 + 931^2 .
It is not an unprimeable number, because it can be changed into a prime (132817931) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135039 + ... + 136018.
Almost surely, 2132817930 is an apocalyptic number.
132817930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
132817930 is an abundant number, since it is smaller than the sum of its proper divisors (145287578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
132817930 is a wasteful number, since it uses less digits than its factorization.
132817930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 271078 (or 271071 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 34.
The square root of 132817930 is about 11524.6661556854. Note that the first 3 decimals coincide. The cubic root of 132817930 is about 510.2138408644.
The spelling of 132817930 in words is "one hundred thirty-two million, eight hundred seventeen thousand, nine hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •