Base | Representation |
---|---|
bin | 1001001000110… |
… | …1011000100000 |
3 | 2200010020220122 |
4 | 2102031120200 |
5 | 34302442330 |
6 | 3445255412 |
7 | 643531655 |
oct | 222153040 |
9 | 80106818 |
10 | 38327840 |
11 | 1a6a9301 |
12 | 10a04568 |
13 | 7c2c6c5 |
14 | 5139c2c |
15 | 35715e5 |
hex | 248d620 |
38327840 has 48 divisors (see below), whose sum is σ = 90924120. Its totient is φ = 15267840.
The previous prime is 38327813. The next prime is 38327857. The reversal of 38327840 is 4872383.
It can be written as a sum of positive squares in 4 ways, for example, as 10995856 + 27331984 = 3316^2 + 5228^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 38327840.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67076 + ... + 67644.
Almost surely, 238327840 is an apocalyptic number.
It is an amenable number.
38327840 is an abundant number, since it is smaller than the sum of its proper divisors (52596280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38327840 is a wasteful number, since it uses less digits than its factorization.
38327840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1005 (or 997 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 35.
The square root of 38327840 is about 6190.9482310871. The cubic root of 38327840 is about 337.1616068696.
The spelling of 38327840 in words is "thirty-eight million, three hundred twenty-seven thousand, eight hundred forty".
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