Base | Representation |
---|---|
bin | 1010000101101… |
… | …0111011001001 |
3 | 2221121211220110 |
4 | 2201122323021 |
5 | 41313043330 |
6 | 4110544533 |
7 | 1022450463 |
oct | 241327311 |
9 | 87554813 |
10 | 42315465 |
11 | 21982265 |
12 | 12208149 |
13 | 89c774a |
14 | 5897133 |
15 | 3aacdb0 |
hex | 285aec9 |
42315465 has 64 divisors (see below), whose sum is σ = 76142592. Its totient is φ = 19968000.
The previous prime is 42315433. The next prime is 42315487. The reversal of 42315465 is 56451324.
42315465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 42315465 - 25 = 42315433 is a prime.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 63 ways as a sum of consecutive naturals, for example, 418915 + ... + 419015.
It is an arithmetic number, because the mean of its divisors is an integer number (1189728).
Almost surely, 242315465 is an apocalyptic number.
It is an amenable number.
42315465 is a deficient number, since it is larger than the sum of its proper divisors (33827127).
42315465 is a wasteful number, since it uses less digits than its factorization.
42315465 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 210.
The product of its digits is 14400, while the sum is 30.
The square root of 42315465 is about 6505.0338200504. The cubic root of 42315465 is about 348.4707840808.
Adding to 42315465 its reverse (56451324), we get a palindrome (98766789).
The spelling of 42315465 in words is "forty-two million, three hundred fifteen thousand, four hundred sixty-five".
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