Base | Representation |
---|---|
bin | 1010001110011… |
… | …0001100011001 |
3 | 2222200211102011 |
4 | 2203212030121 |
5 | 41434322123 |
6 | 4131105521 |
7 | 1030344550 |
oct | 243461431 |
9 | 88624364 |
10 | 42885913 |
11 | 22231904 |
12 | 124422a1 |
13 | 8b672a5 |
14 | 59a4d97 |
15 | 3b71e0d |
hex | 28e6319 |
42885913 has 8 divisors (see below), whose sum is σ = 49498560. Its totient is φ = 36394800.
The previous prime is 42885911. The next prime is 42885937. The reversal of 42885913 is 31958824.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42885913 - 21 = 42885911 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42885911) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29623 + ... + 31036.
It is an arithmetic number, because the mean of its divisors is an integer number (6187320).
Almost surely, 242885913 is an apocalyptic number.
It is an amenable number.
42885913 is a deficient number, since it is larger than the sum of its proper divisors (6612647).
42885913 is a wasteful number, since it uses less digits than its factorization.
42885913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60767.
The product of its digits is 69120, while the sum is 40.
The square root of 42885913 is about 6548.7336943870. The cubic root of 42885913 is about 350.0296927190.
It can be divided in two parts, 4288 and 5913, that added together give a palindrome (10201).
The spelling of 42885913 in words is "forty-two million, eight hundred eighty-five thousand, nine hundred thirteen".
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