Base | Representation |
---|---|
bin | 1111011100100000011101 |
3 | 21121201002012 |
4 | 33130200131 |
5 | 2014031200 |
6 | 222441005 |
7 | 46262306 |
oct | 17344035 |
9 | 7551065 |
10 | 4048925 |
11 | 2316021 |
12 | 1433165 |
13 | ab9c1a |
14 | 7757ad |
15 | 54ea35 |
hex | 3dc81d |
4048925 has 6 divisors (see below), whose sum is σ = 5020698. Its totient is φ = 3239120.
The previous prime is 4048921. The next prime is 4048927. The reversal of 4048925 is 5298404.
It can be written as a sum of positive squares in 3 ways, for example, as 1138489 + 2910436 = 1067^2 + 1706^2 .
It is not a de Polignac number, because 4048925 - 22 = 4048921 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 4048891 and 4048900.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4048921) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 80954 + ... + 81003.
It is an arithmetic number, because the mean of its divisors is an integer number (836783).
Almost surely, 24048925 is an apocalyptic number.
It is an amenable number.
4048925 is a deficient number, since it is larger than the sum of its proper divisors (971773).
4048925 is a wasteful number, since it uses less digits than its factorization.
4048925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 161967 (or 161962 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 32.
The square root of 4048925 is about 2012.1940761269. The cubic root of 4048925 is about 159.3846809447.
The spelling of 4048925 in words is "four million, forty-eight thousand, nine hundred twenty-five".
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