Base | Representation |
---|---|
bin | 10001000110011… |
… | …11010001111100 |
3 | 100222221021202100 |
4 | 20203033101330 |
5 | 243211032411 |
6 | 22122425100 |
7 | 3361231122 |
oct | 1043172174 |
9 | 328837670 |
10 | 143455356 |
11 | 73a82150 |
12 | 40062190 |
13 | 2394a035 |
14 | 150a3912 |
15 | c8da456 |
hex | 88cf47c |
143455356 has 72 divisors (see below), whose sum is σ = 397850544. Its totient is φ = 43223040.
The previous prime is 143455309. The next prime is 143455379. The reversal of 143455356 is 653554341.
143455356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 143455356.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75490 + ... + 77366.
It is an arithmetic number, because the mean of its divisors is an integer number (5525702).
Almost surely, 2143455356 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 143455356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198925272).
143455356 is an abundant number, since it is smaller than the sum of its proper divisors (254395188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143455356 is a wasteful number, since it uses less digits than its factorization.
143455356 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2091 (or 2086 counting only the distinct ones).
The product of its digits is 108000, while the sum is 36.
The square root of 143455356 is about 11977.2850012012. The cubic root of 143455356 is about 523.4866240154.
It can be divided in two parts, 14345 and 5356, that added together give a triangular number (19701 = T198).
The spelling of 143455356 in words is "one hundred forty-three million, four hundred fifty-five thousand, three hundred fifty-six".
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