Base | Representation |
---|---|
bin | 10100101101101100… |
… | …011010101001110101 |
3 | 2010102001012222001211 |
4 | 110231230122221311 |
5 | 331022303022314 |
6 | 14114555321421 |
7 | 1415110150165 |
oct | 245554325165 |
9 | 63361188054 |
10 | 22241454709 |
11 | 94837a3131 |
12 | 4388750271 |
13 | 2135b91cb6 |
14 | 110dc745a5 |
15 | 8a29259c4 |
hex | 52db1aa75 |
22241454709 has 2 divisors, whose sum is σ = 22241454710. Its totient is φ = 22241454708.
The previous prime is 22241454691. The next prime is 22241454749. The reversal of 22241454709 is 90745414222.
It is an a-pointer prime, because the next prime (22241454749) can be obtained adding 22241454709 to its sum of digits (40).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 22239756900 + 1697809 = 149130^2 + 1303^2 .
It is a cyclic number.
It is not a de Polignac number, because 22241454709 - 27 = 22241454581 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22241454749) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11120727354 + 11120727355.
It is an arithmetic number, because the mean of its divisors is an integer number (11120727355).
Almost surely, 222241454709 is an apocalyptic number.
It is an amenable number.
22241454709 is a deficient number, since it is larger than the sum of its proper divisors (1).
22241454709 is an equidigital number, since it uses as much as digits as its factorization.
22241454709 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 161280, while the sum is 40.
The spelling of 22241454709 in words is "twenty-two billion, two hundred forty-one million, four hundred fifty-four thousand, seven hundred nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •