Base | Representation |
---|---|
bin | 10010000011011… |
… | …011001000010010 |
3 | 210002221021110102 |
4 | 102003123020102 |
5 | 1110014344232 |
6 | 50015532402 |
7 | 10335333524 |
oct | 2203331022 |
9 | 702837412 |
10 | 302887442 |
11 | 145a76900 |
12 | 8552a102 |
13 | 4a99c150 |
14 | 2c325a14 |
15 | 1b8ce662 |
hex | 120db212 |
302887442 has 48 divisors (see below), whose sum is σ = 550556160. Its totient is φ = 124074720.
The previous prime is 302887441. The next prime is 302887451. The reversal of 302887442 is 244788203.
It is a happy number.
302887442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 302887396 and 302887405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (302887441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134159 + ... + 136397.
It is an arithmetic number, because the mean of its divisors is an integer number (11469920).
Almost surely, 2302887442 is an apocalyptic number.
302887442 is a deficient number, since it is larger than the sum of its proper divisors (247668718).
302887442 is a wasteful number, since it uses less digits than its factorization.
302887442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2319 (or 2308 counting only the distinct ones).
The product of its (nonzero) digits is 86016, while the sum is 38.
The square root of 302887442 is about 17403.6617411394. The cubic root of 302887442 is about 671.5738171323.
The spelling of 302887442 in words is "three hundred two million, eight hundred eighty-seven thousand, four hundred forty-two".
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