Base | Representation |
---|---|
bin | 1001001001010… |
… | …1000010110101 |
3 | 2200011211221220 |
4 | 2102111002311 |
5 | 34304443341 |
6 | 3450100553 |
7 | 644022315 |
oct | 222250265 |
9 | 80154856 |
10 | 38359221 |
11 | 1a71a93a |
12 | 10a1a759 |
13 | 7c40a84 |
14 | 5147445 |
15 | 357aa66 |
hex | 24950b5 |
38359221 has 8 divisors (see below), whose sum is σ = 51174240. Its totient is φ = 25558512.
The previous prime is 38359213. The next prime is 38359253. The reversal of 38359221 is 12295383.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 38359221 - 23 = 38359213 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38351221) 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, 8811 + ... + 12423.
It is an arithmetic number, because the mean of its divisors is an integer number (6396780).
Almost surely, 238359221 is an apocalyptic number.
It is an amenable number.
38359221 is a deficient number, since it is larger than the sum of its proper divisors (12815019).
38359221 is a wasteful number, since it uses less digits than its factorization.
38359221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7155.
The product of its digits is 12960, while the sum is 33.
The square root of 38359221 is about 6193.4821385066. The cubic root of 38359221 is about 337.2535990273.
The spelling of 38359221 in words is "thirty-eight million, three hundred fifty-nine thousand, two hundred twenty-one".
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