Base | Representation |
---|---|
bin | 1111101010101… |
… | …10101111101000 |
3 | 100011022012100221 |
4 | 13311112233220 |
5 | 232121133204 |
6 | 21012535424 |
7 | 3154053661 |
oct | 765265750 |
9 | 304265327 |
10 | 131427304 |
11 | 68207308 |
12 | 38021574 |
13 | 212c8348 |
14 | 13652368 |
15 | b811654 |
hex | 7d56be8 |
131427304 has 48 divisors (see below), whose sum is σ = 262068300. Its totient is φ = 61716480.
The previous prime is 131427301. The next prime is 131427341. The reversal of 131427304 is 403724131.
It can be written as a sum of positive squares in 6 ways, for example, as 1695204 + 129732100 = 1302^2 + 11390^2 .
It is not an unprimeable number, because it can be changed into a prime (131427301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 389824 + ... + 390160.
Almost surely, 2131427304 is an apocalyptic number.
It is an amenable number.
131427304 is a deficient number, since it is larger than the sum of its proper divisors (130640996).
131427304 is a wasteful number, since it uses less digits than its factorization.
131427304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 454 (or 409 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 25.
The square root of 131427304 is about 11464.1748067622. The cubic root of 131427304 is about 508.4269149816.
The spelling of 131427304 in words is "one hundred thirty-one million, four hundred twenty-seven thousand, three hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •