Base | Representation |
---|---|
bin | 1010000011111… |
… | …1010000011110 |
3 | 2221102002110022 |
4 | 2200333100132 |
5 | 41300432032 |
6 | 4104312142 |
7 | 1021466213 |
oct | 240772036 |
9 | 87362408 |
10 | 42202142 |
11 | 21905104 |
12 | 12172652 |
13 | 8987ca8 |
14 | 5867b0a |
15 | 3a89512 |
hex | 283f41e |
42202142 has 8 divisors (see below), whose sum is σ = 63568800. Its totient is φ = 21012544.
The previous prime is 42202123. The next prime is 42202157. The reversal of 42202142 is 24120224.
It is a happy number.
42202142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 42202142.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 43667 + ... + 44622.
It is an arithmetic number, because the mean of its divisors is an integer number (7946100).
Almost surely, 242202142 is an apocalyptic number.
42202142 is a deficient number, since it is larger than the sum of its proper divisors (21366658).
42202142 is a wasteful number, since it uses less digits than its factorization.
42202142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88530.
The product of its (nonzero) digits is 256, while the sum is 17.
The square root of 42202142 is about 6496.3175722866. The cubic root of 42202142 is about 348.1594317255.
Adding to 42202142 its reverse (24120224), we get a palindrome (66322366).
The spelling of 42202142 in words is "forty-two million, two hundred two thousand, one hundred forty-two".
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