Base | Representation |
---|---|
bin | 1011100100101… |
… | …0011001101000 |
3 | 10101100001022122 |
4 | 2321022121220 |
5 | 44411223430 |
6 | 4452210412 |
7 | 1126401551 |
oct | 271123150 |
9 | 111301278 |
10 | 48539240 |
11 | 25443282 |
12 | 14309a08 |
13 | a096559 |
14 | 6637328 |
15 | 43dbee5 |
hex | 2e4a668 |
48539240 has 16 divisors (see below), whose sum is σ = 109213380. Its totient is φ = 19415680.
The previous prime is 48539209. The next prime is 48539261. The reversal of 48539240 is 4293584.
It can be written as a sum of positive squares in 2 ways, for example, as 45131524 + 3407716 = 6718^2 + 1846^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 48539240.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606701 + ... + 606780.
Almost surely, 248539240 is an apocalyptic number.
48539240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
48539240 is an abundant number, since it is smaller than the sum of its proper divisors (60674140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48539240 is a wasteful number, since it uses less digits than its factorization.
48539240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1213492 (or 1213488 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 35.
The square root of 48539240 is about 6967.0108367936. The cubic root of 48539240 is about 364.7799762337.
The spelling of 48539240 in words is "forty-eight million, five hundred thirty-nine thousand, two hundred forty".
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