Base | Representation |
---|---|
bin | 1100111111010… |
… | …0000100011001 |
3 | 10210111201111200 |
4 | 3033310010121 |
5 | 102421231311 |
6 | 5223344413 |
7 | 1231022211 |
oct | 317640431 |
9 | 123451450 |
10 | 54477081 |
11 | 2882948a |
12 | 162b2109 |
13 | b395179 |
14 | 7341241 |
15 | 4bb1556 |
hex | 33f4119 |
54477081 has 12 divisors (see below), whose sum is σ = 78901680. Its totient is φ = 36219960.
The previous prime is 54477037. The next prime is 54477083. The reversal of 54477081 is 18077445.
54477081 = 1742 + 1752 + ... + 5522.
54477081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 54477081 - 27 = 54476953 is a prime.
It is a super-2 number, since 2×544770812 = 5935504708561122, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (54477083) 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 11 ways as a sum of consecutive naturals, for example, 4575 + ... + 11396.
It is an arithmetic number, because the mean of its divisors is an integer number (6575140).
Almost surely, 254477081 is an apocalyptic number.
It is an amenable number.
54477081 is a deficient number, since it is larger than the sum of its proper divisors (24424599).
54477081 is a wasteful number, since it uses less digits than its factorization.
54477081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16356 (or 16353 counting only the distinct ones).
The product of its (nonzero) digits is 31360, while the sum is 36.
The square root of 54477081 is about 7380.8590963383. The cubic root of 54477081 is about 379.0861721384.
The spelling of 54477081 in words is "fifty-four million, four hundred seventy-seven thousand, eighty-one".
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