Base | Representation |
---|---|
bin | 1101000101001… |
… | …1001110011101 |
3 | 10211020112011101 |
4 | 3101103032131 |
5 | 103021214340 |
6 | 5235553101 |
7 | 1234234435 |
oct | 321231635 |
9 | 124215141 |
10 | 54866845 |
11 | 28a75300 |
12 | 1645b791 |
13 | b4a06b7 |
14 | 74032c5 |
15 | 4c3bc9a |
hex | 345339d |
54866845 has 24 divisors (see below), whose sum is σ = 75535488. Its totient is φ = 38158560.
The previous prime is 54866827. The next prime is 54866849.
54866845 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 54866845 - 29 = 54866333 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54866795 and 54866804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54866849) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11944 + ... + 15886.
It is an arithmetic number, because the mean of its divisors is an integer number (3147312).
Almost surely, 254866845 is an apocalyptic number.
54866845 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
54866845 is a deficient number, since it is larger than the sum of its proper divisors (20668643).
54866845 is a wasteful number, since it uses less digits than its factorization.
54866845 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3993 (or 3982 counting only the distinct ones).
The product of its digits is 921600, while the sum is 46.
The square root of 54866845 is about 7407.2157387240. The cubic root of 54866845 is about 379.9880998120.
The spelling of 54866845 in words is "fifty-four million, eight hundred sixty-six thousand, eight hundred forty-five".
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