Base | Representation |
---|---|
bin | 1101010011100… |
… | …0110001000001 |
3 | 10220000021212110 |
4 | 3110320301001 |
5 | 103241311131 |
6 | 5312045533 |
7 | 1245231513 |
oct | 324706101 |
9 | 126007773 |
10 | 55807041 |
11 | 29557724 |
12 | 168338a9 |
13 | b73c624 |
14 | 75a9bb3 |
15 | 4d75646 |
hex | 3538c41 |
55807041 has 4 divisors (see below), whose sum is σ = 74409392. Its totient is φ = 37204692.
The previous prime is 55807021. The next prime is 55807043. The reversal of 55807041 is 14070855.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 55807041 - 26 = 55806977 is a prime.
It is a super-2 number, since 2×558070412 = 6228851650351362, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (55807043) 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 3 ways as a sum of consecutive naturals, for example, 9301171 + ... + 9301176.
It is an arithmetic number, because the mean of its divisors is an integer number (18602348).
Almost surely, 255807041 is an apocalyptic number.
It is an amenable number.
55807041 is a deficient number, since it is larger than the sum of its proper divisors (18602351).
55807041 is a wasteful number, since it uses less digits than its factorization.
55807041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18602350.
The product of its (nonzero) digits is 5600, while the sum is 30.
The square root of 55807041 is about 7470.4110328683. The cubic root of 55807041 is about 382.1463055344.
Adding to 55807041 its reverse (14070855), we get a palindrome (69877896).
It can be divided in two parts, 5580 and 7041, that added together give a palindrome (12621).
The spelling of 55807041 in words is "fifty-five million, eight hundred seven thousand, forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •