Base | Representation |
---|---|
bin | 1100111111010… |
… | …1000110110101 |
3 | 10210111221100011 |
4 | 3033311012311 |
5 | 102421400313 |
6 | 5223420221 |
7 | 1231040464 |
oct | 317650665 |
9 | 123457304 |
10 | 54481333 |
11 | 288316a5 |
12 | 162b4671 |
13 | b39709a |
14 | 73429db |
15 | 4bb293d |
hex | 33f51b5 |
54481333 has 8 divisors (see below), whose sum is σ = 56140056. Its totient is φ = 52838400.
The previous prime is 54481327. The next prime is 54481351. The reversal of 54481333 is 33318445.
It can be written as a sum of positive squares in 4 ways, for example, as 10484644 + 43996689 = 3238^2 + 6633^2 .
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 54481333 - 221 = 52384181 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54481295 and 54481304.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54481363) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3253 + ... + 10933.
It is an arithmetic number, because the mean of its divisors is an integer number (7017507).
Almost surely, 254481333 is an apocalyptic number.
It is an amenable number.
54481333 is a deficient number, since it is larger than the sum of its proper divisors (1658723).
54481333 is a wasteful number, since it uses less digits than its factorization.
54481333 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7895.
The product of its digits is 17280, while the sum is 31.
The square root of 54481333 is about 7381.1471330681. The cubic root of 54481333 is about 379.0960345885.
Adding to 54481333 its reverse (33318445), we get a palindrome (87799778).
The spelling of 54481333 in words is "fifty-four million, four hundred eighty-one thousand, three hundred thirty-three".
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