Base | Representation |
---|---|
bin | 1001000101001… |
… | …0001101000111 |
3 | 2122122221102010 |
4 | 2101102031013 |
5 | 34222213242 |
6 | 3440145303 |
7 | 641502201 |
oct | 221221507 |
9 | 78587363 |
10 | 38085447 |
11 | 1a553184 |
12 | 10908233 |
13 | 7b7628a |
14 | 50b5771 |
15 | 352489c |
hex | 2452347 |
38085447 has 8 divisors (see below), whose sum is σ = 52988544. Its totient is φ = 24286328.
The previous prime is 38085403. The next prime is 38085449. The reversal of 38085447 is 74458083.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 38085447 - 27 = 38085319 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38085449) 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 7 ways as a sum of consecutive naturals, for example, 275913 + ... + 276050.
It is an arithmetic number, because the mean of its divisors is an integer number (6623568).
Almost surely, 238085447 is an apocalyptic number.
38085447 is a deficient number, since it is larger than the sum of its proper divisors (14903097).
38085447 is a wasteful number, since it uses less digits than its factorization.
38085447 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 551989.
The product of its (nonzero) digits is 107520, while the sum is 39.
The square root of 38085447 is about 6171.3407781454. The cubic root of 38085447 is about 336.4493438919.
The spelling of 38085447 in words is "thirty-eight million, eighty-five thousand, four hundred forty-seven".
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