Base | Representation |
---|---|
bin | 1011011111000… |
… | …0100000100000 |
3 | 10100122100020121 |
4 | 2313300200200 |
5 | 44312433130 |
6 | 4440250024 |
7 | 1123306231 |
oct | 267604040 |
9 | 110570217 |
10 | 48171040 |
11 | 25211685 |
12 | 14170914 |
13 | 9c97a98 |
14 | 657d088 |
15 | 4367d7a |
hex | 2df0820 |
48171040 has 96 divisors (see below), whose sum is σ = 119508480. Its totient is φ = 18330624.
The previous prime is 48171017. The next prime is 48171107. The reversal of 48171040 is 4017184.
It is a junction number, because it is equal to n+sod(n) for n = 48170996 and 48171014.
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, 467629 + ... + 467731.
It is an arithmetic number, because the mean of its divisors is an integer number (1244880).
Almost surely, 248171040 is an apocalyptic number.
48171040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 48171040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59754240).
48171040 is an abundant number, since it is smaller than the sum of its proper divisors (71337440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48171040 is a wasteful number, since it uses less digits than its factorization.
48171040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 234 (or 226 counting only the distinct ones).
The product of its (nonzero) digits is 896, while the sum is 25.
The square root of 48171040 is about 6940.5360023560. The cubic root of 48171040 is about 363.8552739464.
The spelling of 48171040 in words is "forty-eight million, one hundred seventy-one thousand, forty".
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