Base | Representation |
---|---|
bin | 111101101110000011101 |
3 | 10210202020210 |
4 | 13231300131 |
5 | 1004204204 |
6 | 111203033 |
7 | 23122203 |
oct | 7556035 |
9 | 3722223 |
10 | 2022429 |
11 | 1161532 |
12 | 816479 |
13 | 55a706 |
14 | 3a9073 |
15 | 29e389 |
hex | 1edc1d |
2022429 has 8 divisors (see below), whose sum is σ = 2704032. Its totient is φ = 1344560.
The previous prime is 2022421. The next prime is 2022469. The reversal of 2022429 is 9242202.
Added to its reverse (9242202) it gives a triangular number (11264631 = T4746).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2022429 - 23 = 2022421 is a prime.
It is an Ulam number.
2022429 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2022421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 787 + ... + 2159.
It is an arithmetic number, because the mean of its divisors is an integer number (338004).
22022429 is an apocalyptic number.
It is an amenable number.
2022429 is a deficient number, since it is larger than the sum of its proper divisors (681603).
2022429 is a wasteful number, since it uses less digits than its factorization.
2022429 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1867.
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 2022429 is about 1422.1213028430. The cubic root of 2022429 is about 126.4613347645.
Adding to 2022429 its reverse (9242202), we get a triangular number (11264631 = T4746).
The spelling of 2022429 in words is "two million, twenty-two thousand, four hundred twenty-nine".
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