38189991 is an odd 8-digits composite number following 38189990
and preceding 38189992 . In scientific notation, it is written as 3.8189991 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 21357984 positive integers (up to 38189991) that are relatively prime to 38189991.
38189991 has 16 divisors, whose sum is 59433984
The reverse of 38189991 is 19998183
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
thirty-eight million one hundred eighty-nine thousand nine hundred ninety-one
Scientific notation
3.8189991 × 10^7
Engineering notation
3.8189991 × 10^6
Prime Factorization
3 × 7 × 47 × 38693
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38189991
Product of the distinct prime numbers
The prime factorization of 38189991 is 3 × 7 × 47 × 38693.
Since it has a total of 4 prime factors.
3 , 6 , 45 , 66 , 568 , 154 , 2626 , 6982 , 33849 , 21132 , 358526 , 210360 , 5970888 , 8925371 , 43584792 , 10481907 , 243739284 , 341104006 , 4956008492 , 4592914046
n×2
76379982
n×3
114569973
n×4
152759964
n×5
190949955
n÷2
19094995.5
n÷3
12729997
n÷3
9547497.75
n÷5
7637998.2
n2
1458475412580081
n3
5.5699162880155E+22
n4
2.1271505291006E+30
n5
8.1235859561999E+37
2 √n
6179.8050940139
3 √n
336.756912164
4 √n
78.611736363051
5 √n
32.838999056105
1 , 3 , 7 , 21 , 47 , 141 , 329 , 987 , 38693 , 116079 , 270851 , 812553 , 1818571 , 5455713 , 12729997 , 38189991
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-38189990
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38189991 can be divided by 16 positive divisors.
The sum of these divisors (counting 38189991) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10010001101011101110100111
3
Ternary
2122212020211010
4
Quaternary
2101223232213
5
Quinary
34234034431
6
Senary
3442313303
8
Octal
221535647
10
Decimal
38189991
12
Duodecimal
10958833
16
Hexadecimal
246bba7
20
Vigesimal
bidejb
36
Base36
mqjl3
md5
b2c5cb2214df2ad10ea16c69488d3ba7
sha1
22dedcd91e246e73a21aee8e50779fd118ca7c79
sha256
b43f7d7ce3c978a9f6fcdd488ffff27ad50e5f5d62e7a0e9ffaae8e05d978b7b
sha512
493731ecb262e22cff34aeab730bb68baf11f60d5e0acb8d47e1e11d75c8df658fb5553b207358773a8351561b41c786687e0c58d7015648108ba3fd69967d34
ripemd-160
508af64cb79e404a77446b5195c6f2d9802daa7c
Diameter
76379982
Circumference
239954790.33252
Area
4.5819356416029E+15
Volume
2.3331210788719E+23
Surface area
1.8327742566412E+16
Circumference
239954790.33252
Perimeter
152759964
Area
1458475412580081
Diagonal
54008803.219106
Surface area
8750852475480486
Volume
5.5699162880155E+22
Space diagonal
66147004.752598
Perimeter
114569973
Area
6.3153837904467E+14
Altitude
33073502.376299
Surface area
6.3153837904467E+14
Volume
6.5642092964952E+21
Height
18002934.406369