Base | Representation |
---|---|
bin | 101000001111000110… |
… | …111010001001100000 |
3 | 11010111220100000121021 |
4 | 220033012322021200 |
5 | 1201440001022430 |
6 | 31503001135224 |
7 | 3056420435626 |
oct | 501706721140 |
9 | 133456300537 |
10 | 43203142240 |
11 | 17360058235 |
12 | 845878a514 |
13 | 40c68813bb |
14 | 213bb73516 |
15 | 11ccd0607a |
hex | a0f1ba260 |
43203142240 has 48 divisors (see below), whose sum is σ = 102428193168. Its totient is φ = 17220174336.
The previous prime is 43203142223. The next prime is 43203142259. The reversal of 43203142240 is 4224130234.
It is a happy number.
It is a super-4 number, since 4×432031422404 (a number of 44 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
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, 431787 + ... + 522346.
It is an arithmetic number, because the mean of its divisors is an integer number (2133920691).
Almost surely, 243203142240 is an apocalyptic number.
43203142240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
43203142240 is an abundant number, since it is smaller than the sum of its proper divisors (59225050928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43203142240 is a wasteful number, since it uses less digits than its factorization.
43203142240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 954431 (or 954423 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 25.
Adding to 43203142240 its reverse (4224130234), we get a palindrome (47427272474).
The spelling of 43203142240 in words is "forty-three billion, two hundred three million, one hundred forty-two thousand, two hundred forty".
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