Base | Representation |
---|---|
bin | 10000100010110111111 |
3 | 1000112200101 |
4 | 2010112333 |
5 | 114322033 |
6 | 15341531 |
7 | 4415410 |
oct | 2042677 |
9 | 1015611 |
10 | 542143 |
11 | 340358 |
12 | 2218a7 |
13 | 15c9c4 |
14 | 101807 |
15 | aa97d |
hex | 845bf |
542143 has 8 divisors (see below), whose sum is σ = 635040. Its totient is φ = 453120.
The previous prime is 542141. The next prime is 542149. The reversal of 542143 is 341245.
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 542143 - 21 = 542141 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 542143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (542141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 658 + ... + 1231.
It is an arithmetic number, because the mean of its divisors is an integer number (79380).
2542143 is an apocalyptic number.
542143 is a deficient number, since it is larger than the sum of its proper divisors (92897).
542143 is a wasteful number, since it uses less digits than its factorization.
542143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1937.
The product of its digits is 480, while the sum is 19.
The square root of 542143 is about 736.3036058583. The cubic root of 542143 is about 81.5401084778.
Adding to 542143 its reverse (341245), we get a palindrome (883388).
It can be divided in two parts, 54 and 2143, that added together give a cube (2197 = 133).
The spelling of 542143 in words is "five hundred forty-two thousand, one hundred forty-three".
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