Base | Representation |
---|---|
bin | 10011000010010100… |
… | …011111010101001101 |
3 | 1221202111111121121221 |
4 | 103002110133111031 |
5 | 313330121122201 |
6 | 13220124323341 |
7 | 1322344206631 |
oct | 230224372515 |
9 | 57674447557 |
10 | 20440020301 |
11 | 8739949868 |
12 | 3b653a3551 |
13 | 1c098bc08c |
14 | dbc906dc1 |
15 | 7e96d74a1 |
hex | 4c251f54d |
20440020301 has 2 divisors, whose sum is σ = 20440020302. Its totient is φ = 20440020300.
The previous prime is 20440020269. The next prime is 20440020347. The reversal of 20440020301 is 10302004402.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 18614509225 + 1825511076 = 136435^2 + 42726^2 .
It is a cyclic number.
It is not a de Polignac number, because 20440020301 - 25 = 20440020269 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20440020101) 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 as a sum of consecutive naturals, namely, 10220010150 + 10220010151.
It is an arithmetic number, because the mean of its divisors is an integer number (10220010151).
Almost surely, 220440020301 is an apocalyptic number.
It is an amenable number.
20440020301 is a deficient number, since it is larger than the sum of its proper divisors (1).
20440020301 is an equidigital number, since it uses as much as digits as its factorization.
20440020301 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 192, while the sum is 16.
Adding to 20440020301 its reverse (10302004402), we get a palindrome (30742024703).
The spelling of 20440020301 in words is "twenty billion, four hundred forty million, twenty thousand, three hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •