Base | Representation |
---|---|
bin | 1010001101010… |
… | …0101011000101 |
3 | 2222120011222020 |
4 | 2203110223011 |
5 | 41430023044 |
6 | 4125353353 |
7 | 1026625410 |
oct | 243245305 |
9 | 88504866 |
10 | 42814149 |
11 | 221929a4 |
12 | 12408859 |
13 | 8b40721 |
14 | 5986b77 |
15 | 3b5aa19 |
hex | 28d4ac5 |
42814149 has 8 divisors (see below), whose sum is σ = 65240640. Its totient is φ = 24465216.
The previous prime is 42814147. The next prime is 42814153. The reversal of 42814149 is 94141824.
42814149 is nontrivially palindromic in base 2.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 42814149 - 21 = 42814147 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42814141) 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, 1019364 + ... + 1019405.
It is an arithmetic number, because the mean of its divisors is an integer number (8155080).
Almost surely, 242814149 is an apocalyptic number.
It is an amenable number.
42814149 is a deficient number, since it is larger than the sum of its proper divisors (22426491).
42814149 is a wasteful number, since it uses less digits than its factorization.
42814149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2038779.
The product of its digits is 9216, while the sum is 33.
The square root of 42814149 is about 6543.2521730406. The cubic root of 42814149 is about 349.8343406514.
The spelling of 42814149 in words is "forty-two million, eight hundred fourteen thousand, one hundred forty-nine".
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