Base | Representation |
---|---|
bin | 10010101011000000… |
… | …01101111000011101 |
3 | 221212121202111012021 |
4 | 21111200031320131 |
5 | 131012224142141 |
6 | 4334414340141 |
7 | 503262235366 |
oct | 112540157035 |
9 | 27777674167 |
10 | 10024443421 |
11 | 428459a793 |
12 | 1b391ba651 |
13 | c39a98235 |
14 | 6b14c6b6d |
15 | 3da0da6d1 |
hex | 25580de1d |
10024443421 has 2 divisors, whose sum is σ = 10024443422. Its totient is φ = 10024443420.
The previous prime is 10024443389. The next prime is 10024443437. The reversal of 10024443421 is 12434442001.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 5334111225 + 4690332196 = 73035^2 + 68486^2 .
It is an emirp because it is prime and its reverse (12434442001) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 10024443421 - 25 = 10024443389 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10024444421) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5012221710 + 5012221711.
It is an arithmetic number, because the mean of its divisors is an integer number (5012221711).
Almost surely, 210024443421 is an apocalyptic number.
It is an amenable number.
10024443421 is a deficient number, since it is larger than the sum of its proper divisors (1).
10024443421 is an equidigital number, since it uses as much as digits as its factorization.
10024443421 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3072, while the sum is 25.
Adding to 10024443421 its reverse (12434442001), we get a palindrome (22458885422).
The spelling of 10024443421 in words is "ten billion, twenty-four million, four hundred forty-three thousand, four hundred twenty-one".
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