Base | Representation |
---|---|
bin | 10000100011101010111 |
3 | 1000120020111 |
4 | 2010131113 |
5 | 114330201 |
6 | 15343451 |
7 | 4416532 |
oct | 2043527 |
9 | 1016214 |
10 | 542551 |
11 | 340699 |
12 | 221b87 |
13 | 15cc49 |
14 | 101a19 |
15 | aab51 |
hex | 84757 |
542551 has 2 divisors, whose sum is σ = 542552. Its totient is φ = 542550.
The previous prime is 542539. The next prime is 542557. The reversal of 542551 is 155245.
542551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 542551 - 25 = 542519 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (542557) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271275 + 271276.
It is an arithmetic number, because the mean of its divisors is an integer number (271276).
2542551 is an apocalyptic number.
542551 is a deficient number, since it is larger than the sum of its proper divisors (1).
542551 is an equidigital number, since it uses as much as digits as its factorization.
542551 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1000, while the sum is 22.
The square root of 542551 is about 736.5806133751. The cubic root of 542551 is about 81.5605582006.
Adding to 542551 its reverse (155245), we get a palindrome (697796).
It can be divided in two parts, 5425 and 51, that added together give a square (5476 = 742).
The spelling of 542551 in words is "five hundred forty-two thousand, five hundred fifty-one".
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