Base | Representation |
---|---|
bin | 10001000111000… |
… | …01100000100000 |
3 | 101000002002011112 |
4 | 20203201200200 |
5 | 243220430031 |
6 | 22124202452 |
7 | 3361661600 |
oct | 1043414040 |
9 | 330062145 |
10 | 143530016 |
11 | 74023253 |
12 | 40099428 |
13 | 23975006 |
14 | 150c2c00 |
15 | c90262b |
hex | 88e1820 |
143530016 has 72 divisors (see below), whose sum is σ = 330946560. Its totient is φ = 61095552.
The previous prime is 143530003. The next prime is 143530021. The reversal of 143530016 is 610035341.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 143529973 and 143530000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 374561 + ... + 374943.
It is an arithmetic number, because the mean of its divisors is an integer number (4596480).
Almost surely, 2143530016 is an apocalyptic number.
143530016 is a gapful number since it is divisible by the number (16) 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 143530016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165473280).
143530016 is an abundant number, since it is smaller than the sum of its proper divisors (187416544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143530016 is a wasteful number, since it uses less digits than its factorization.
143530016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 646 (or 631 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 23.
The square root of 143530016 is about 11980.4013288370. The cubic root of 143530016 is about 523.5774228400.
Adding to 143530016 its reverse (610035341), we get a palindrome (753565357).
The spelling of 143530016 in words is "one hundred forty-three million, five hundred thirty thousand, sixteen".
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