Base | Representation |
---|---|
bin | 1000111100110010… |
… | …0001010011010100 |
3 | 20012102120210012102 |
4 | 2033030201103110 |
5 | 14410010032040 |
6 | 1034220141232 |
7 | 113351160443 |
oct | 21714412324 |
9 | 6172523172 |
10 | 2402424020 |
11 | 10231187a7 |
12 | 570697818 |
13 | 2c3957099 |
14 | 18b0d0d5a |
15 | e0da4515 |
hex | 8f3214d4 |
2402424020 has 24 divisors (see below), whose sum is σ = 5341861224. Its totient is φ = 904441856.
The previous prime is 2402423963. The next prime is 2402424067. The reversal of 2402424020 is 204242042.
It can be written as a sum of positive squares in 4 ways, for example, as 448253584 + 1954170436 = 21172^2 + 44206^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 2402423983 and 2402424001.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3532637 + ... + 3533316.
It is an arithmetic number, because the mean of its divisors is an integer number (222577551).
Almost surely, 22402424020 is an apocalyptic number.
2402424020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2402424020 is an abundant number, since it is smaller than the sum of its proper divisors (2939437204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2402424020 is a wasteful number, since it uses less digits than its factorization.
2402424020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7065979 (or 7065977 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 20.
The square root of 2402424020 is about 49014.5286624282. The cubic root of 2402424020 is about 1339.3165037327.
Adding to 2402424020 its reverse (204242042), we get a palindrome (2606666062).
The spelling of 2402424020 in words is "two billion, four hundred two million, four hundred twenty-four thousand, twenty".
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