38869991 is an odd 8-digits composite number following 38869990
and preceding 38869992 . In scientific notation, it is written as 3.8869991 × 10^7.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 36824184 positive integers (up to 38869991) that are relatively prime to 38869991.
38869991 has 4 divisors, whose sum is 40915800
The reverse of 38869991 is 19996883
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
thirty-eight million eight hundred sixty-nine thousand nine hundred ninety-one
Scientific notation
3.8869991 × 10^7
Engineering notation
3.8869991 × 10^6
Prime Factorization
19 × 2045789
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38869991
Product of the distinct prime numbers
The prime factorization of 38869991 is 19 × 2045789.
Since it has a total of 2 prime factors.
5 , 3 , 22 , 48 , 345 , 492 , 4907 , 5781 , 65411 , 32084 , 539727 , 615884 , 5689952 , 1183622 , 36709406 , 55914214 , 507248386 , 179468583 , 5204993931 , 4072557673
n×2
77739982
n×3
116609973
n×4
155479964
n×5
194349955
n÷2
19434995.5
n÷3
12956663.666667
n÷3
9717497.75
n÷5
7773998.2
n2
1510876200340081
n3
5.8727744309333E+22
n4
2.2827468927541E+30
n5
8.8730351176629E+37
2 √n
6234.5802585258
3 √n
338.74389744048
4 √n
78.959358270732
5 √n
32.955119289169
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-38869990
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 38869991 can be divided by 4 positive divisors.
The sum of these divisors (counting 38869991) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010100010001101111100111
3
Ternary
2201010210121022
4
Quaternary
2110101233213
5
Quinary
34422314431
6
Senary
3505041355
8
Octal
224215747
10
Decimal
38869991
12
Duodecimal
1102625b
16
Hexadecimal
2511be7
20
Vigesimal
c2iejb
36
Base36
n549z
md5
6399c4bb18931cf0b59150c9145dcd14
sha1
1e53740eec39dec2089ce160415b5d6594dc570c
sha256
1bb31d4951f9c2a1c4394a8b7ba2f3fd93aa506f5f58100bacf01b8f2a85c890
sha512
14ba20f30ead9c75c93ea0f22990b493d1a219a1c62ad27aef1cf6d6bcdebc1ca01f3c45706a3905637df12c03a8e719e65c4ec3543422e2772017044157681c
ripemd-160
58329f05d84bc4ae9cfb615e6ccfc3822133bb27
Diameter
77739982
Circumference
244227356.3414
Area
4.7465575714721E+15
Volume
2.4599820011213E+23
Surface area
1.8986230285888E+16
Circumference
244227356.3414
Perimeter
155479964
Area
1510876200340081
Diagonal
54970468.44152
Surface area
9065257202040486
Volume
5.8727744309333E+22
Space diagonal
67324799.301745
Perimeter
116609973
Area
6.5422858573391E+14
Altitude
33662399.650872
Surface area
6.5422858573391E+14
Volume
6.9211310408199E+21
Height
18323489.480507