Base | Representation |
---|---|
bin | 1100111101001… |
… | …1011001101110 |
3 | 10210020220222000 |
4 | 3033103121232 |
5 | 102402441103 |
6 | 5220433130 |
7 | 1226624133 |
oct | 317233156 |
9 | 123226860 |
10 | 54343278 |
11 | 28747a00 |
12 | 162487a6 |
13 | b3492b2 |
14 | 730858a |
15 | 4b86aa3 |
hex | 33d366e |
54343278 has 48 divisors (see below), whose sum is σ = 132755280. Its totient is φ = 16465680.
The previous prime is 54343277. The next prime is 54343283. The reversal of 54343278 is 87234345.
It is a happy number.
54343278 is a `hidden beast` number, since 543 + 43 + 2 + 78 = 666.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54343277) 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, 2376 + ... + 10692.
It is an arithmetic number, because the mean of its divisors is an integer number (2765735).
Almost surely, 254343278 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54343278, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66377640).
54343278 is an abundant number, since it is smaller than the sum of its proper divisors (78412002).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54343278 is a wasteful number, since it uses less digits than its factorization.
54343278 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8350 (or 8333 counting only the distinct ones).
The product of its digits is 80640, while the sum is 36.
The square root of 54343278 is about 7371.7893350258. The cubic root of 54343278 is about 378.7755555739.
The spelling of 54343278 in words is "fifty-four million, three hundred forty-three thousand, two hundred seventy-eight".
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