Base | Representation |
---|---|
bin | 10001000101100… |
… | …00101100011000 |
3 | 100222200220220012 |
4 | 20202300230120 |
5 | 243143030242 |
6 | 22120021052 |
7 | 3360166634 |
oct | 1042605430 |
9 | 328626805 |
10 | 143330072 |
11 | 739a7006 |
12 | 40001788 |
13 | 23904cc2 |
14 | 1506ddc4 |
15 | c8b3282 |
hex | 88b0b18 |
143330072 has 32 divisors (see below), whose sum is σ = 288921600. Its totient is φ = 66445344.
The previous prime is 143330071. The next prime is 143330123. The reversal of 143330072 is 270033341.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143330071) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2888 + ... + 17175.
It is an arithmetic number, because the mean of its divisors is an integer number (9028800).
Almost surely, 2143330072 is an apocalyptic number.
It is an amenable number.
143330072 is an abundant number, since it is smaller than the sum of its proper divisors (145591528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143330072 is a wasteful number, since it uses less digits than its factorization.
143330072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20135 (or 20131 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 23.
The square root of 143330072 is about 11972.0537920609. The cubic root of 143330072 is about 523.3341872769.
The spelling of 143330072 in words is "one hundred forty-three million, three hundred thirty thousand, seventy-two".
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