Base | Representation |
---|---|
bin | 1100111011010… |
… | …1101101000010 |
3 | 10210000202002200 |
4 | 3032311231002 |
5 | 102340043014 |
6 | 5214054030 |
7 | 1225606365 |
oct | 316655502 |
9 | 123022080 |
10 | 54221634 |
11 | 28674575 |
12 | 161aa316 |
13 | b305b0c |
14 | 72b60dc |
15 | 4b60a09 |
hex | 33b5b42 |
54221634 has 24 divisors (see below), whose sum is σ = 118410240. Its totient is φ = 17930808.
The previous prime is 54221633. The next prime is 54221641. The reversal of 54221634 is 43612245.
54221634 is a `hidden beast` number, since 5 + 4 + 2 + 21 + 634 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 54221598 and 54221607.
It is not an unprimeable number, because it can be changed into a prime (54221633) 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, 9574 + ... + 14145.
It is an arithmetic number, because the mean of its divisors is an integer number (4933760).
Almost surely, 254221634 is an apocalyptic number.
54221634 is an abundant number, since it is smaller than the sum of its proper divisors (64188606).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54221634 is a wasteful number, since it uses less digits than its factorization.
54221634 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23854 (or 23851 counting only the distinct ones).
The product of its digits is 5760, while the sum is 27.
The square root of 54221634 is about 7363.5340699966. The cubic root of 54221634 is about 378.4927227046.
Adding to 54221634 its reverse (43612245), we get a palindrome (97833879).
It can be divided in two parts, 5422 and 1634, that added together give a square (7056 = 842).
The spelling of 54221634 in words is "fifty-four million, two hundred twenty-one thousand, six hundred thirty-four".
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