Base | Representation |
---|---|
bin | 1101000100100… |
… | …0101100000000 |
3 | 10211011022221200 |
4 | 3101020230000 |
5 | 103013324210 |
6 | 5235021200 |
7 | 1233664542 |
oct | 321105400 |
9 | 124138850 |
10 | 54823680 |
11 | 28a4592a |
12 | 1643a800 |
13 | b486b62 |
14 | 73d1692 |
15 | 4c2e0c0 |
hex | 3448b00 |
54823680 has 108 divisors (see below), whose sum is σ = 189724080. Its totient is φ = 14616576.
The previous prime is 54823679. The next prime is 54823687. The reversal of 54823680 is 8632845.
54823680 is a `hidden beast` number, since 548 + 2 + 36 + 80 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54823687) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9141 + ... + 13899.
Almost surely, 254823680 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54823680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94862040).
54823680 is an abundant number, since it is smaller than the sum of its proper divisors (134900400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54823680 is a wasteful number, since it uses less digits than its factorization.
54823680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4786 (or 4769 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 36.
The square root of 54823680 is about 7404.3014525342. The cubic root of 54823680 is about 379.8884252299. Note that the first 3 decimals are identical.
The spelling of 54823680 in words is "fifty-four million, eight hundred twenty-three thousand, six hundred eighty".
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