Base | Representation |
---|---|
bin | 1001010011100… |
… | …1110010000100 |
3 | 2201110010120021 |
4 | 2110321302010 |
5 | 34443041423 |
6 | 3512344524 |
7 | 652532500 |
oct | 224716204 |
9 | 81403507 |
10 | 39033988 |
11 | 200408a4 |
12 | 110a5144 |
13 | 8118c46 |
14 | 5281300 |
15 | 366095d |
hex | 2539c84 |
39033988 has 18 divisors (see below), whose sum is σ = 79462446. Its totient is φ = 16728768.
The previous prime is 39033983. The next prime is 39033997. The reversal of 39033988 is 88933093.
It can be written as a sum of positive squares in only one way, i.e., 36747844 + 2286144 = 6062^2 + 1512^2 .
It is not an unprimeable number, because it can be changed into a prime (39033983) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 99381 + ... + 99772.
Almost surely, 239033988 is an apocalyptic number.
It is an amenable number.
39033988 is an abundant number, since it is smaller than the sum of its proper divisors (40428458).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39033988 is a wasteful number, since it uses less digits than its factorization.
39033988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 199171 (or 199162 counting only the distinct ones).
The product of its (nonzero) digits is 139968, while the sum is 43.
The square root of 39033988 is about 6247.7186236257. The cubic root of 39033988 is about 339.2196289408.
The spelling of 39033988 in words is "thirty-nine million, thirty-three thousand, nine hundred eighty-eight".
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