Base | Representation |
---|---|
bin | 1011101001001… |
… | …1101101110100 |
3 | 10101220022020212 |
4 | 2322103231310 |
5 | 100000331130 |
6 | 4502444552 |
7 | 1132062221 |
oct | 272235564 |
9 | 111808225 |
10 | 48839540 |
11 | 25628962 |
12 | 14433758 |
13 | a170149 |
14 | 66b4948 |
15 | 444ae95 |
hex | 2e93b74 |
48839540 has 24 divisors (see below), whose sum is σ = 102696552. Its totient is φ = 19510400.
The previous prime is 48839507. The next prime is 48839543. The reversal of 48839540 is 4593884.
It can be written as a sum of positive squares in 4 ways, for example, as 7396 + 48832144 = 86^2 + 6988^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48839543) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25082 + ... + 26958.
It is an arithmetic number, because the mean of its divisors is an integer number (4279023).
Almost surely, 248839540 is an apocalyptic number.
It is an amenable number.
48839540 is an abundant number, since it is smaller than the sum of its proper divisors (53857012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48839540 is a wasteful number, since it uses less digits than its factorization.
48839540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3187 (or 3185 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 41.
The square root of 48839540 is about 6988.5291728661. The cubic root of 48839540 is about 365.5306973294.
The spelling of 48839540 in words is "forty-eight million, eight hundred thirty-nine thousand, five hundred forty".
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