Base | Representation |
---|---|
bin | 1000010101111010011… |
… | …0101100110010110100 |
3 | 111200221021222110102112 |
4 | 2011132212230302310 |
5 | 4322010201432040 |
6 | 145501341030152 |
7 | 13232426311424 |
oct | 2053646546264 |
9 | 450837873375 |
10 | 143321124020 |
11 | 55867046838 |
12 | 23939b55358 |
13 | 1069095c239 |
14 | 6d18746484 |
15 | 3adc598365 |
hex | 215e9accb4 |
143321124020 has 24 divisors (see below), whose sum is σ = 300982828104. Its totient is φ = 57326836736.
The previous prime is 143321124013. The next prime is 143321124029. The reversal of 143321124020 is 20421123341.
143321124020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 39300683536 + 104020440484 = 198244^2 + 322522^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143321124029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 843692 + ... + 999228.
It is an arithmetic number, because the mean of its divisors is an integer number (12540951171).
Almost surely, 2143321124020 is an apocalyptic number.
143321124020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
143321124020 is an abundant number, since it is smaller than the sum of its proper divisors (157661704084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143321124020 is a wasteful number, since it uses less digits than its factorization.
143321124020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 201619 (or 201617 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 143321124020 its reverse (20421123341), we get a palindrome (163742247361).
The spelling of 143321124020 in words is "one hundred forty-three billion, three hundred twenty-one million, one hundred twenty-four thousand, twenty".
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