Base | Representation |
---|---|
bin | 1100000100111110… |
… | …1111111100101000 |
3 | 22100221122022221211 |
4 | 3001033233330220 |
5 | 23114441144430 |
6 | 1253414042504 |
7 | 143225442445 |
oct | 30117577450 |
9 | 8327568854 |
10 | 3242131240 |
11 | 141410a207 |
12 | 765949434 |
13 | 3c890046a |
14 | 22a8349cc |
15 | 13e97172a |
hex | c13eff28 |
3242131240 has 16 divisors (see below), whose sum is σ = 7294795380. Its totient is φ = 1296852480.
The previous prime is 3242131237. The next prime is 3242131247. The reversal of 3242131240 is 421312423.
It can be written as a sum of positive squares in 2 ways, for example, as 3186150916 + 55980324 = 56446^2 + 7482^2 .
It is a super-2 number, since 2×32421312402 = 21022829954767875200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3242131247) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40526601 + ... + 40526680.
Almost surely, 23242131240 is an apocalyptic number.
It is an amenable number.
3242131240 is an abundant number, since it is smaller than the sum of its proper divisors (4052664140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3242131240 is a wasteful number, since it uses less digits than its factorization.
3242131240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81053292 (or 81053288 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 3242131240 is about 56939.7158405273. The cubic root of 3242131240 is about 1480.0516234732.
Adding to 3242131240 its reverse (421312423), we get a palindrome (3663443663).
The spelling of 3242131240 in words is "three billion, two hundred forty-two million, one hundred thirty-one thousand, two hundred forty".
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