Base | Representation |
---|---|
bin | 1101000011000… |
… | …0101101000000 |
3 | 10210222100012011 |
4 | 3100300231000 |
5 | 103002203230 |
6 | 5232542304 |
7 | 1233105250 |
oct | 320605500 |
9 | 123870164 |
10 | 54725440 |
11 | 28989040 |
12 | 163b1994 |
13 | b451223 |
14 | 73a7960 |
15 | 4c0ee2a |
hex | 3430b40 |
54725440 has 112 divisors (see below), whose sum is σ = 162543744. Its totient is φ = 17049600.
The previous prime is 54725393. The next prime is 54725459. The reversal of 54725440 is 4452745.
It is a tau number, because it is divible by the number of its divisors (112).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23530 + ... + 25750.
Almost surely, 254725440 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 54725440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81271872).
54725440 is an abundant number, since it is smaller than the sum of its proper divisors (107818304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54725440 is a wasteful number, since it uses less digits than its factorization.
54725440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2256 (or 2246 counting only the distinct ones).
The product of its (nonzero) digits is 22400, while the sum is 31.
The square root of 54725440 is about 7397.6644963123. The cubic root of 54725440 is about 379.6613788586.
The spelling of 54725440 in words is "fifty-four million, seven hundred twenty-five thousand, four hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 5.079 sec. • engine limits •