Base | Representation |
---|---|
bin | 1100110110010… |
… | …1111001010110 |
3 | 10202102010200120 |
4 | 3031211321112 |
5 | 102244112432 |
6 | 5203052410 |
7 | 1223045346 |
oct | 315457126 |
9 | 122363616 |
10 | 53894742 |
11 | 28470a10 |
12 | 16071106 |
13 | b2200a5 |
14 | 722cd26 |
15 | 4ae8c2c |
hex | 3365e56 |
53894742 has 16 divisors (see below), whose sum is σ = 117588672. Its totient is φ = 16331720.
The previous prime is 53894677. The next prime is 53894747. The reversal of 53894742 is 24749835.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 53894694 and 53894703.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53894747) 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, 408228 + ... + 408359.
It is an arithmetic number, because the mean of its divisors is an integer number (7349292).
Almost surely, 253894742 is an apocalyptic number.
53894742 is an abundant number, since it is smaller than the sum of its proper divisors (63693930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53894742 is a wasteful number, since it uses less digits than its factorization.
53894742 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 816603.
The product of its digits is 241920, while the sum is 42.
The square root of 53894742 is about 7341.3038351508. The cubic root of 53894742 is about 377.7305686169.
The spelling of 53894742 in words is "fifty-three million, eight hundred ninety-four thousand, seven hundred forty-two".
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