Base | Representation |
---|---|
bin | 1001001000100… |
… | …0101111101101 |
3 | 2200002021212010 |
4 | 2102020233231 |
5 | 34301340340 |
6 | 3445031433 |
7 | 643422411 |
oct | 222105755 |
9 | 80067763 |
10 | 38308845 |
11 | 1a696003 |
12 | 109b5579 |
13 | 7c23b73 |
14 | 5132d41 |
15 | 356ab80 |
hex | 2488bed |
38308845 has 16 divisors (see below), whose sum is σ = 64520640. Its totient is φ = 19355904.
The previous prime is 38308841. The next prime is 38308859. The reversal of 38308845 is 54880383.
38308845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 38308845 - 22 = 38308841 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38308841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66924 + ... + 67493.
It is an arithmetic number, because the mean of its divisors is an integer number (4032540).
Almost surely, 238308845 is an apocalyptic number.
It is an amenable number.
38308845 is a deficient number, since it is larger than the sum of its proper divisors (26211795).
38308845 is a wasteful number, since it uses less digits than its factorization.
38308845 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134444.
The product of its (nonzero) digits is 92160, while the sum is 39.
The square root of 38308845 is about 6189.4139464088. The cubic root of 38308845 is about 337.1058993821.
The spelling of 38308845 in words is "thirty-eight million, three hundred eight thousand, eight hundred forty-five".
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