Base | Representation |
---|---|
bin | 10010000111001100001000 |
3 | 22221020002100 |
4 | 102013030020 |
5 | 2203414130 |
6 | 245433400 |
7 | 55233453 |
oct | 22071410 |
9 | 8836070 |
10 | 4748040 |
11 | 2753300 |
12 | 170b860 |
13 | ca31bb |
14 | 8b849a |
15 | 63bc60 |
hex | 487308 |
4748040 has 144 divisors (see below), whose sum is σ = 17117100. Its totient is φ = 1140480.
The previous prime is 4748039. The next prime is 4748047. The reversal of 4748040 is 408474.
4748040 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a Cunningham number, because it is equal to 21792-1.
It can be written as a sum of positive squares in 2 ways, for example, as 4743684 + 4356 = 2178^2 + 66^2 .
It is a junction number, because it is equal to n+sod(n) for n = 4747995 and 4748013.
It is not an unprimeable number, because it can be changed into a prime (4748047) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 43506 + ... + 43614.
Almost surely, 24748040 is an apocalyptic number.
4748040 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 4748040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8558550).
4748040 is an abundant number, since it is smaller than the sum of its proper divisors (12369060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4748040 is a wasteful number, since it uses less digits than its factorization.
4748040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148 (or 130 counting only the distinct ones).
The product of its (nonzero) digits is 3584, while the sum is 27.
The square root of 4748040 is about 2178.9997705369. Note that the first 3 decimals coincide. The cubic root of 4748040 is about 168.0756462054.
The spelling of 4748040 in words is "four million, seven hundred forty-eight thousand, forty".
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