Base | Representation |
---|---|
bin | 1010000101111… |
… | …0100101010011 |
3 | 2221122121110111 |
4 | 2201132211103 |
5 | 41314033301 |
6 | 4111142151 |
7 | 1022542252 |
oct | 241364523 |
9 | 87577414 |
10 | 42330451 |
11 | 21992549 |
12 | 12214957 |
13 | 8a01507 |
14 | 589c799 |
15 | 3ab2551 |
hex | 285e953 |
42330451 has 4 divisors (see below), whose sum is σ = 42404392. Its totient is φ = 42256512.
The previous prime is 42330443. The next prime is 42330467. The reversal of 42330451 is 15403324.
42330451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 42330451 - 23 = 42330443 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42330481) 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 3 ways as a sum of consecutive naturals, for example, 36105 + ... + 37258.
It is an arithmetic number, because the mean of its divisors is an integer number (10601098).
Almost surely, 242330451 is an apocalyptic number.
42330451 is a deficient number, since it is larger than the sum of its proper divisors (73941).
42330451 is an equidigital number, since it uses as much as digits as its factorization.
42330451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73940.
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 42330451 is about 6506.1855952624. The cubic root of 42330451 is about 348.5119161414.
Adding to 42330451 its reverse (15403324), we get a palindrome (57733775).
The spelling of 42330451 in words is "forty-two million, three hundred thirty thousand, four hundred fifty-one".
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