Base | Representation |
---|---|
bin | 100000001101… |
… | …000111111001 |
3 | 120212220202001 |
4 | 200031013321 |
5 | 4130123421 |
6 | 500541001 |
7 | 131521204 |
oct | 40150771 |
9 | 16786661 |
10 | 8442361 |
11 | 4846964 |
12 | 29b1761 |
13 | 19978a5 |
14 | 119a93b |
15 | b1b691 |
hex | 80d1f9 |
8442361 has 4 divisors (see below), whose sum is σ = 8496292. Its totient is φ = 8388432.
The previous prime is 8442359. The next prime is 8442367. The reversal of 8442361 is 1632448.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 4161600 + 4280761 = 2040^2 + 2069^2 .
It is a cyclic number.
It is not a de Polignac number, because 8442361 - 21 = 8442359 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8442367) 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 3 ways as a sum of consecutive naturals, for example, 26730 + ... + 27043.
It is an arithmetic number, because the mean of its divisors is an integer number (2124073).
Almost surely, 28442361 is an apocalyptic number.
It is an amenable number.
8442361 is a deficient number, since it is larger than the sum of its proper divisors (53931).
8442361 is a wasteful number, since it uses less digits than its factorization.
8442361 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53930.
The product of its digits is 4608, while the sum is 28.
The square root of 8442361 is about 2905.5741257108. The cubic root of 8442361 is about 203.6204093955.
The spelling of 8442361 in words is "eight million, four hundred forty-two thousand, three hundred sixty-one".
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