Base | Representation |
---|---|
bin | 1011001011010110… |
… | …1101011111100101 |
3 | 21202002211100112102 |
4 | 2302311231133211 |
5 | 22121102040141 |
6 | 1213421301445 |
7 | 134232121031 |
oct | 26265553745 |
9 | 7662740472 |
10 | 3000424421 |
11 | 12aa730305 |
12 | 6b8a04885 |
13 | 38a802787 |
14 | 2066b71c1 |
15 | 12862999b |
hex | b2d6d7e5 |
3000424421 has 2 divisors, whose sum is σ = 3000424422. Its totient is φ = 3000424420.
The previous prime is 3000424397. The next prime is 3000424423. The reversal of 3000424421 is 1244240003.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1935120100 + 1065304321 = 43990^2 + 32639^2 .
It is an emirp because it is prime and its reverse (1244240003) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3000424421 - 222 = 2996230117 is a prime.
It is a super-2 number, since 2×30004244212 = 18005093412266370482, which contains 22 as substring.
Together with 3000424423, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 3000424393 and 3000424402.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3000424423) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1500212210 + 1500212211.
It is an arithmetic number, because the mean of its divisors is an integer number (1500212211).
Almost surely, 23000424421 is an apocalyptic number.
It is an amenable number.
3000424421 is a deficient number, since it is larger than the sum of its proper divisors (1).
3000424421 is an equidigital number, since it uses as much as digits as its factorization.
3000424421 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 3000424421 is about 54776.1300294207. The cubic root of 3000424421 is about 1442.3175805453.
Adding to 3000424421 its reverse (1244240003), we get a palindrome (4244664424).
The spelling of 3000424421 in words is "three billion, four hundred twenty-four thousand, four hundred twenty-one".
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