Base | Representation |
---|---|
bin | 1010000011111… |
… | …1001110110001 |
3 | 2221102002022021 |
4 | 2200333032301 |
5 | 41300431113 |
6 | 4104311441 |
7 | 1021465666 |
oct | 240771661 |
9 | 87362267 |
10 | 42202033 |
11 | 21905015 |
12 | 12172581 |
13 | 8987c23 |
14 | 5867a6d |
15 | 3a8948d |
hex | 283f3b1 |
42202033 has 6 divisors (see below), whose sum is σ = 44117234. Its totient is φ = 40366656.
The previous prime is 42202001. The next prime is 42202123. The reversal of 42202033 is 33020224.
It can be written as a sum of positive squares in only one way, i.e., 41177889 + 1024144 = 6417^2 + 1012^2 .
It is not a de Polignac number, because 42202033 - 25 = 42202001 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 42201998 and 42202016.
It is not an unprimeable number, because it can be changed into a prime (42202333) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39360 + ... + 40417.
Almost surely, 242202033 is an apocalyptic number.
It is an amenable number.
42202033 is a deficient number, since it is larger than the sum of its proper divisors (1915201).
42202033 is an equidigital number, since it uses as much as digits as its factorization.
42202033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79823 (or 79800 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 16.
The square root of 42202033 is about 6496.3091829130. The cubic root of 42202033 is about 348.1591319823.
Adding to 42202033 its reverse (33020224), we get a palindrome (75222257).
The spelling of 42202033 in words is "forty-two million, two hundred two thousand, thirty-three".
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