Base | Representation |
---|---|
bin | 10001000100101… |
… | …11010111011010 |
3 | 100222111122120220 |
4 | 20202113113122 |
5 | 243131220310 |
6 | 22113500510 |
7 | 3356255322 |
oct | 1042272732 |
9 | 328448526 |
10 | 143226330 |
11 | 73936075 |
12 | 3bb71736 |
13 | 23899a10 |
14 | 15044282 |
15 | c892670 |
hex | 88975da |
143226330 has 64 divisors (see below), whose sum is σ = 371468160. Its totient is φ = 35133696.
The previous prime is 143226319. The next prime is 143226367. The reversal of 143226330 is 33622341.
143226330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 143226330.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 172356 + ... + 173184.
It is an arithmetic number, because the mean of its divisors is an integer number (5804190).
Almost surely, 2143226330 is an apocalyptic number.
143226330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 143226330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185734080).
143226330 is an abundant number, since it is smaller than the sum of its proper divisors (228241830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143226330 is a wasteful number, since it uses less digits than its factorization.
143226330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1295.
The product of its (nonzero) digits is 2592, while the sum is 24.
The square root of 143226330 is about 11967.7203342993. The cubic root of 143226330 is about 523.2078940794.
Adding to 143226330 its reverse (33622341), we get a palindrome (176848671).
The spelling of 143226330 in words is "one hundred forty-three million, two hundred twenty-six thousand, three hundred thirty".
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