Base | Representation |
---|---|
bin | 10011110010000100… |
… | …110011000001011110 |
3 | 2000211100002102102102 |
4 | 103302010303001132 |
5 | 322000222304042 |
6 | 13431424525102 |
7 | 1351243221521 |
oct | 236204630136 |
9 | 60740072372 |
10 | 21241213022 |
11 | 9010124807 |
12 | 4149780792 |
13 | 200689bb03 |
14 | 10570a2bb8 |
15 | 844be7b32 |
hex | 4f213305e |
21241213022 has 8 divisors (see below), whose sum is σ = 31899798000. Its totient is φ = 10607947024.
The previous prime is 21241213013. The next prime is 21241213031. The reversal of 21241213022 is 22031214212.
It is an interprime number because it is at equal distance from previous prime (21241213013) and next prime (21241213031).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 21241212985 and 21241213003.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6327647 + ... + 6331002.
It is an arithmetic number, because the mean of its divisors is an integer number (3987474750).
Almost surely, 221241213022 is an apocalyptic number.
21241213022 is a deficient number, since it is larger than the sum of its proper divisors (10658584978).
21241213022 is a wasteful number, since it uses less digits than its factorization.
21241213022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12659490.
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 21241213022 its reverse (22031214212), we get a palindrome (43272427234).
The spelling of 21241213022 in words is "twenty-one billion, two hundred forty-one million, two hundred thirteen thousand, twenty-two".
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