38681421 is an odd 8-digits composite number following 38681420
and preceding 38681422 . In scientific notation, it is written as 3.8681421 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 25657632 positive integers (up to 38681421) that are relatively prime to 38681421.
38681421 has 8 divisors, whose sum is 51835200
The reverse of 38681421 is 12418683
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
thirty-eight million six hundred eighty-one thousand four hundred twenty-one
Scientific notation
3.8681421 × 10^7
Engineering notation
3.8681421 × 10^6
Prime Factorization
3 × 199 × 64793
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
38681421
Product of the distinct prime numbers
The prime factorization of 38681421 is 3 × 199 × 64793.
Since it has a total of 3 prime factors.
4 , 10 , 49 , 45 , 196 , 883 , 3416 , 5162 , 42780 , 44527 , 122349 , 255961 , 3691767 , 9666414 , 62094181 , 89135076 , 521985677 , 725209496 , 2285760530 , 2065463276
n×2
77362842
n×3
116044263
n×4
154725684
n×5
193407105
n÷2
19340710.5
n÷3
12893807
n÷3
9670355.25
n÷5
7736284.2
n2
1496252330579241
n3
5.7877166321367E+22
n4
2.2387710367638E+30
n5
8.6598844995667E+37
2 √n
6219.4389618357
3 √n
338.19522643235
4 √n
78.863419668663
5 √n
32.923082023555
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-38681420
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38681421 can be divided by 8 positive divisors.
The sum of these divisors (counting 38681421) is 1, the average is 0.125.
Base
System
Value
2
Binary
10010011100011101101001101
3
Ternary
2200210012221020
4
Quaternary
2103203231031
5
Quinary
34400301141
6
Senary
3501024353
8
Octal
223435515
10
Decimal
38681421
12
Duodecimal
10b550b9
16
Hexadecimal
24e3b4d
20
Vigesimal
c1f3b1
36
Base36
n12rx
md5
04ec805edaf5cc9b4d9dddb651a872c3
sha1
defd74dc0e717d6d9af2ee11b0cabc306c23fdc8
sha256
af65758e1b5812369e76ff7bc4d5439dc5f00971ffbeb89da5d838769e534a00
sha512
2108382f4a710ffcd4b4225addba258c9aed84d4018bff24949513bd174e7b92edd7d61470cbe5e0b543ecc3ee452718a1deda54117517731a3e50c14e1d9cb9
ripemd-160
c473384b3e40d51e3568e26cfa24e8b358493208
Diameter
77362842
Circumference
243042536.08803
Area
4.7006153296644E+15
Volume
2.4243530736773E+23
Surface area
1.8802461318657E+16
Circumference
243042536.08803
Perimeter
154725684
Area
1496252330579241
Diagonal
54703790.190063
Surface area
8977513983475446
Volume
5.7877166321367E+22
Space diagonal
66998186.480962
Perimeter
116044263
Area
6.4789626437665E+14
Altitude
33499093.240481
Surface area
6.4789626437665E+14
Volume
6.8208894636167E+21
Height
18234596.730021