Base | Representation |
---|---|
bin | 1000011000001001011… |
… | …0110101111101100100 |
3 | 111202111002122121221002 |
4 | 2012002112311331210 |
5 | 4324222230301134 |
6 | 150041045212432 |
7 | 13253331602540 |
oct | 2060226657544 |
9 | 452432577832 |
10 | 143920947044 |
11 | 56044693746 |
12 | 23a86a01118 |
13 | 10757cc53c4 |
14 | 6d74284a20 |
15 | 3b2507d87e |
hex | 21825b5f64 |
143920947044 has 48 divisors (see below), whose sum is σ = 291885205248. Its totient is φ = 60819130368.
The previous prime is 143920947019. The next prime is 143920947047. The reversal of 143920947044 is 440749029341.
It is a self number, because there is not a number n which added to its sum of digits gives 143920947044.
It is not an unprimeable number, because it can be changed into a prime (143920947047) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 564884 + ... + 779060.
It is an arithmetic number, because the mean of its divisors is an integer number (6080941776).
Almost surely, 2143920947044 is an apocalyptic number.
143920947044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
143920947044 is an abundant number, since it is smaller than the sum of its proper divisors (147964258204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143920947044 is a wasteful number, since it uses less digits than its factorization.
143920947044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214524 (or 214522 counting only the distinct ones).
The product of its (nonzero) digits is 870912, while the sum is 47.
The spelling of 143920947044 in words is "one hundred forty-three billion, nine hundred twenty million, nine hundred forty-seven thousand, forty-four".
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