Base | Representation |
---|---|
bin | 101111100111000101… |
… | …0100110100000000011 |
3 | 100202220111111022212010 |
4 | 1133032022212200003 |
5 | 3133343220232233 |
6 | 114545253104003 |
7 | 10246452203103 |
oct | 1371612464003 |
9 | 322814438763 |
10 | 102243133443 |
11 | 3a3a76464a0 |
12 | 17995028003 |
13 | 9845463c39 |
14 | 4d3cd29203 |
15 | 29d6126b63 |
hex | 17ce2a6803 |
102243133443 has 32 divisors (see below), whose sum is σ = 152276447232. Its totient is φ = 60499504800.
The previous prime is 102243133403. The next prime is 102243133519. The reversal of 102243133443 is 344331342201.
It is a happy number.
It is not a de Polignac number, because 102243133443 - 212 = 102243129347 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 102243133443.
It is not an unprimeable number, because it can be changed into a prime (102243133403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29496 + ... + 453162.
It is an arithmetic number, because the mean of its divisors is an integer number (4758638976).
Almost surely, 2102243133443 is an apocalyptic number.
102243133443 is a deficient number, since it is larger than the sum of its proper divisors (50033313789).
102243133443 is a wasteful number, since it uses less digits than its factorization.
102243133443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 423855.
The product of its (nonzero) digits is 20736, while the sum is 30.
Adding to 102243133443 its reverse (344331342201), we get a palindrome (446574475644).
The spelling of 102243133443 in words is "one hundred two billion, two hundred forty-three million, one hundred thirty-three thousand, four hundred forty-three".
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