Base | Representation |
---|---|
bin | 10100111001101011… |
… | …11010010111111011 |
3 | 1001222000212202121220 |
4 | 22130311322113323 |
5 | 140440124004034 |
6 | 5053251403123 |
7 | 545034405210 |
oct | 123465722773 |
9 | 31860782556 |
10 | 11221313019 |
11 | 4839158614 |
12 | 2211bb34a3 |
13 | 109aa348b7 |
14 | 78643db07 |
15 | 45a208749 |
hex | 29cd7a5fb |
11221313019 has 16 divisors (see below), whose sum is σ = 17174477568. Its totient is φ = 6383928672.
The previous prime is 11221312987. The next prime is 11221313039. The reversal of 11221313019 is 91031312211.
It is not a de Polignac number, because 11221313019 - 25 = 11221312987 is a prime.
It is a super-2 number, since 2×112213130192 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 11221313019.
It is not an unprimeable number, because it can be changed into a prime (11221313039) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1172212 + ... + 1181745.
It is an arithmetic number, because the mean of its divisors is an integer number (1073404848).
Almost surely, 211221313019 is an apocalyptic number.
11221313019 is a deficient number, since it is larger than the sum of its proper divisors (5953164549).
11221313019 is a wasteful number, since it uses less digits than its factorization.
11221313019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2354194.
The product of its (nonzero) digits is 324, while the sum is 24.
The spelling of 11221313019 in words is "eleven billion, two hundred twenty-one million, three hundred thirteen thousand, nineteen".
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