Base | Representation |
---|---|
bin | 1101001111100… |
… | …1000011100001 |
3 | 10212112000220021 |
4 | 3103321003201 |
5 | 103204433311 |
6 | 5302313441 |
7 | 1243063633 |
oct | 323710341 |
9 | 125460807 |
10 | 55546081 |
11 | 29399658 |
12 | 16728881 |
13 | b67a906 |
14 | 753ca53 |
15 | 4d23171 |
hex | 34f90e1 |
55546081 has 8 divisors (see below), whose sum is σ = 58944960. Its totient is φ = 52229232.
The previous prime is 55546039. The next prime is 55546097. The reversal of 55546081 is 18064555.
It is a happy number.
55546081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 55546081 - 225 = 21991649 is a prime.
It is a super-2 number, since 2×555460812 = 6170734228917122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (55546031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19110 + ... + 21823.
It is an arithmetic number, because the mean of its divisors is an integer number (7368120).
Almost surely, 255546081 is an apocalyptic number.
It is an amenable number.
55546081 is a deficient number, since it is larger than the sum of its proper divisors (3398879).
55546081 is a wasteful number, since it uses less digits than its factorization.
55546081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41015.
The product of its (nonzero) digits is 24000, while the sum is 34.
The square root of 55546081 is about 7452.9243253907. The cubic root of 55546081 is about 381.5497216339.
The spelling of 55546081 in words is "fifty-five million, five hundred forty-six thousand, eighty-one".
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