Base | Representation |
---|---|
bin | 1000010110000011… |
… | …1111111111000100 |
3 | 12210002222211100021 |
4 | 2011200333333010 |
5 | 14041421123140 |
6 | 1010135224524 |
7 | 106336600531 |
oct | 20540777704 |
9 | 5702884307 |
10 | 2240020420 |
11 | a4a484550 |
12 | 526218144 |
13 | 299104591 |
14 | 1736d7d88 |
15 | d19c4b4a |
hex | 8583ffc4 |
2240020420 has 48 divisors (see below), whose sum is σ = 5182543296. Its totient is φ = 806480000.
The previous prime is 2240020417. The next prime is 2240020429. The reversal of 2240020420 is 240200422.
It is a junction number, because it is equal to n+sod(n) for n = 2240020394 and 2240020403.
It is not an unprimeable number, because it can be changed into a prime (2240020429) 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 in 15 ways as a sum of consecutive naturals, for example, 28186 + ... + 72625.
It is an arithmetic number, because the mean of its divisors is an integer number (107969652).
Almost surely, 22240020420 is an apocalyptic number.
2240020420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2240020420 is an abundant number, since it is smaller than the sum of its proper divisors (2942522876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2240020420 is a wasteful number, since it uses less digits than its factorization.
2240020420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100932 (or 100930 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 16.
The square root of 2240020420 is about 47328.8539899288. The cubic root of 2240020420 is about 1308.4304999666.
Adding to 2240020420 its reverse (240200422), we get a palindrome (2480220842).
The spelling of 2240020420 in words is "two billion, two hundred forty million, twenty thousand, four hundred twenty".
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