Base | Representation |
---|---|
bin | 1000010101110010111… |
… | …1110110010011001100 |
3 | 111200212010100120011012 |
4 | 2011130233312103030 |
5 | 4321424212432240 |
6 | 145454305144352 |
7 | 13231600426136 |
oct | 2053457662314 |
9 | 450763316135 |
10 | 143289967820 |
11 | 558504a670a |
12 | 2392b62b0b8 |
13 | 10687370c0c |
14 | 6d14556056 |
15 | 3ad9991b65 |
hex | 215cbf64cc |
143289967820 has 24 divisors (see below), whose sum is σ = 301057467984. Its totient is φ = 57287694656.
The previous prime is 143289967697. The next prime is 143289967867. The reversal of 143289967820 is 28769982341.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 143289967820.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1726727 + ... + 1807806.
It is an arithmetic number, because the mean of its divisors is an integer number (12544061166).
Almost surely, 2143289967820 is an apocalyptic number.
143289967820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
143289967820 is an abundant number, since it is smaller than the sum of its proper divisors (157767500164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143289967820 is a wasteful number, since it uses less digits than its factorization.
143289967820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3536569 (or 3536567 counting only the distinct ones).
The product of its (nonzero) digits is 10450944, while the sum is 59.
The spelling of 143289967820 in words is "one hundred forty-three billion, two hundred eighty-nine million, nine hundred sixty-seven thousand, eight hundred twenty".
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