Base | Representation |
---|---|
bin | 11010001001111011… |
… | …11110111101000100 |
3 | 1100020121111120102021 |
4 | 31010331332331010 |
5 | 212224223014340 |
6 | 10241212452524 |
7 | 1004655020032 |
oct | 150475767504 |
9 | 40217446367 |
10 | 14042001220 |
11 | 5a56386395 |
12 | 287a77a144 |
13 | 142a226580 |
14 | 972ccb552 |
15 | 572b7ce4a |
hex | 344f7ef44 |
14042001220 has 24 divisors (see below), whose sum is σ = 31756526424. Its totient is φ = 5184738816.
The previous prime is 14042001199. The next prime is 14042001223. The reversal of 14042001220 is 2210024041.
It can be written as a sum of positive squares in 4 ways, for example, as 515380804 + 13526620416 = 22702^2 + 116304^2 .
It is a junction number, because it is equal to n+sod(n) for n = 14042001194 and 14042001203.
It is not an unprimeable number, because it can be changed into a prime (14042001223) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27003589 + ... + 27004108.
It is an arithmetic number, because the mean of its divisors is an integer number (1323188601).
Almost surely, 214042001220 is an apocalyptic number.
14042001220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
14042001220 is an abundant number, since it is smaller than the sum of its proper divisors (17714525204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14042001220 is a wasteful number, since it uses less digits than its factorization.
14042001220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54007719 (or 54007717 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 14042001220 its reverse (2210024041), we get a palindrome (16252025261).
The spelling of 14042001220 in words is "fourteen billion, forty-two million, one thousand, two hundred twenty".
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