Base | Representation |
---|---|
bin | 1101101011100… |
… | …1001000101110 |
3 | 10222222021111212 |
4 | 3122321020232 |
5 | 104142201142 |
6 | 5405514422 |
7 | 1264506530 |
oct | 332711056 |
9 | 128867455 |
10 | 57381422 |
11 | 2a43256a |
12 | 17272a12 |
13 | bb71107 |
14 | 7899850 |
15 | 5086d82 |
hex | 36b922e |
57381422 has 8 divisors (see below), whose sum is σ = 98368176. Its totient is φ = 24592032.
The previous prime is 57381421. The next prime is 57381461. The reversal of 57381422 is 22418375.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57381421) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2049323 + ... + 2049350.
It is an arithmetic number, because the mean of its divisors is an integer number (12296022).
Almost surely, 257381422 is an apocalyptic number.
57381422 is a deficient number, since it is larger than the sum of its proper divisors (40986754).
57381422 is a wasteful number, since it uses less digits than its factorization.
57381422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4098682.
The product of its digits is 13440, while the sum is 32.
The square root of 57381422 is about 7575.0526070781. The cubic root of 57381422 is about 385.7066282757.
Adding to 57381422 its reverse (22418375), we get a palindrome (79799797).
The spelling of 57381422 in words is "fifty-seven million, three hundred eighty-one thousand, four hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •