Base | Representation |
---|---|
bin | 10001000100001… |
… | …11010001010000 |
3 | 100222101022011001 |
4 | 20202013101100 |
5 | 243122113100 |
6 | 22112231344 |
7 | 3355562155 |
oct | 1042072120 |
9 | 328338131 |
10 | 143160400 |
11 | 738a0589 |
12 | 3bb3b554 |
13 | 238759c6 |
14 | 1502822c |
15 | c87cd6a |
hex | 8887450 |
143160400 has 120 divisors (see below), whose sum is σ = 374674680. Its totient is φ = 52346880.
The previous prime is 143160389. The next prime is 143160427. The reversal of 143160400 is 4061341.
It is a happy number.
It can be written as a sum of positive squares in 12 ways, for example, as 16192576 + 126967824 = 4024^2 + 11268^2 .
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, 251316 + ... + 251884.
It is an arithmetic number, because the mean of its divisors is an integer number (3122289).
Almost surely, 2143160400 is an apocalyptic number.
143160400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 143160400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187337340).
143160400 is an abundant number, since it is smaller than the sum of its proper divisors (231514280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143160400 is a wasteful number, since it uses less digits than its factorization.
143160400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 641 (or 630 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 143160400 is about 11964.9655243966. The cubic root of 143160400 is about 523.1276006707.
The spelling of 143160400 in words is "one hundred forty-three million, one hundred sixty thousand, four hundred".
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