Base | Representation |
---|---|
bin | 1111101010000… |
… | …11111011100010 |
3 | 100011011021122210 |
4 | 13311003323202 |
5 | 232111201432 |
6 | 21011142550 |
7 | 3153313212 |
oct | 765037342 |
9 | 304137583 |
10 | 131350242 |
11 | 68164421 |
12 | 37ba4a56 |
13 | 2129c24a |
14 | 13632242 |
15 | b7e88cc |
hex | 7d43ee2 |
131350242 has 16 divisors (see below), whose sum is σ = 268290432. Its totient is φ = 42851760.
The previous prime is 131350237. The next prime is 131350253. The reversal of 131350242 is 242053131.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232609 + ... + 233172.
It is an arithmetic number, because the mean of its divisors is an integer number (16768152).
Almost surely, 2131350242 is an apocalyptic number.
131350242 is an abundant number, since it is smaller than the sum of its proper divisors (136940190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131350242 is a wasteful number, since it uses less digits than its factorization.
131350242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 465833.
The product of its (nonzero) digits is 720, while the sum is 21.
The square root of 131350242 is about 11460.8133219244. The cubic root of 131350242 is about 508.3275240281.
The spelling of 131350242 in words is "one hundred thirty-one million, three hundred fifty thousand, two hundred forty-two".
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