Base | Representation |
---|---|
bin | 10100110111110111… |
… | …000100111010010001 |
3 | 2010211221011122120102 |
4 | 110313313010322101 |
5 | 331344434141033 |
6 | 14143531222145 |
7 | 1422251016146 |
oct | 246767047221 |
9 | 63757148512 |
10 | 22412021393 |
11 | 9561002433 |
12 | 44158a7955 |
13 | 2162312228 |
14 | 11287943cd |
15 | 8b28b8de8 |
hex | 537dc4e91 |
22412021393 has 6 divisors (see below), whose sum is σ = 22899020946. Its totient is φ = 21935167712.
The previous prime is 22412021369. The next prime is 22412021419. The reversal of 22412021393 is 39312021422.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 22394523904 + 17497489 = 149648^2 + 4183^2 .
It is not a de Polignac number, because 22412021393 - 222 = 22407827089 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22412021363) 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 in 5 ways as a sum of consecutive naturals, for example, 5070680 + ... + 5075097.
It is an arithmetic number, because the mean of its divisors is an integer number (3816503491).
Almost surely, 222412021393 is an apocalyptic number.
It is an amenable number.
22412021393 is a deficient number, since it is larger than the sum of its proper divisors (486999553).
22412021393 is an equidigital number, since it uses as much as digits as its factorization.
22412021393 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10145871 (or 10145824 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 29.
Adding to 22412021393 its sum of digits (29), we get a palindrome (22412021422).
The spelling of 22412021393 in words is "twenty-two billion, four hundred twelve million, twenty-one thousand, three hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •