Base | Representation |
---|---|
bin | 1001010110011… |
… | …1011110011101 |
3 | 2201210122022011 |
4 | 2111213132131 |
5 | 40020034044 |
6 | 3520351221 |
7 | 654242242 |
oct | 225473635 |
9 | 81718264 |
10 | 39221149 |
11 | 20159480 |
12 | 11175511 |
13 | 81831a6 |
14 | 52cd5c9 |
15 | 369b134 |
hex | 256779d |
39221149 has 8 divisors (see below), whose sum is σ = 45038880. Its totient is φ = 33778800.
The previous prime is 39221099. The next prime is 39221153. The reversal of 39221149 is 94112293.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 39221149 - 211 = 39219101 is a prime.
It is a Duffinian number.
It is a plaindrome in base 16.
It is a self number, because there is not a number n which added to its sum of digits gives 39221149.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39221249) 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, 93622 + ... + 94039.
It is an arithmetic number, because the mean of its divisors is an integer number (5629860).
Almost surely, 239221149 is an apocalyptic number.
It is an amenable number.
39221149 is a deficient number, since it is larger than the sum of its proper divisors (5817731).
39221149 is a wasteful number, since it uses less digits than its factorization.
39221149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 187691.
The product of its digits is 3888, while the sum is 31.
The square root of 39221149 is about 6262.6790593164. The cubic root of 39221149 is about 339.7609305547.
The spelling of 39221149 in words is "thirty-nine million, two hundred twenty-one thousand, one hundred forty-nine".
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