Base | Representation |
---|---|
bin | 1001000110111100110101… |
… | …11010000110101110111011 |
3 | 2121220212000022212221021010 |
4 | 10203132122322012232323 |
5 | 10111133001021040233 |
6 | 110333400331445003 |
7 | 4135056564641115 |
oct | 443363272065673 |
9 | 77825008787233 |
10 | 20030031424443 |
11 | 6422763614787 |
12 | 22b5b54bb6763 |
13 | b23a9302c281 |
14 | 4d365c9263b5 |
15 | 24b06161ab63 |
hex | 12379ae86bbb |
20030031424443 has 8 divisors (see below), whose sum is σ = 26707223284288. Its totient is φ = 13353096923784.
The previous prime is 20030031424439. The next prime is 20030031424463. The reversal of 20030031424443 is 34442413003002.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20030031424443 - 22 = 20030031424439 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20030031424443.
It is not an unprimeable number, because it can be changed into a prime (20030031424463) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64158121 + ... + 64469562.
It is an arithmetic number, because the mean of its divisors is an integer number (3338402910536).
Almost surely, 220030031424443 is an apocalyptic number.
20030031424443 is a deficient number, since it is larger than the sum of its proper divisors (6677191859845).
20030031424443 is a wasteful number, since it uses less digits than its factorization.
20030031424443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128679593.
The product of its (nonzero) digits is 27648, while the sum is 30.
Adding to 20030031424443 its reverse (34442413003002), we get a palindrome (54472444427445).
The spelling of 20030031424443 in words is "twenty trillion, thirty billion, thirty-one million, four hundred twenty-four thousand, four hundred forty-three".
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