38691243 is an odd 8-digits composite number following 38691242
and preceding 38691244 . In scientific notation, it is written as 3.8691243 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 25594920 positive integers (up to 38691243) that are relatively prime to 38691243.
38691243 has 16 divisors, whose sum is 57763200
The reverse of 38691243 is 34219683
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
thirty-eight million six hundred ninety-one thousand two hundred forty-three
Scientific notation
3.8691243 × 10^7
Engineering notation
3.8691243 × 10^6
Prime Factorization
9 × 3 × 131 × 10939
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
38691243
Product of the distinct prime numbers
The prime factorization of 38691243 is 9 × 3 × 131 × 10939.
Since it has a total of 4 prime factors.
4 , 6 , 19 , 54 , 704 , 7 , 8119 , 3500 , 60704 , 15894 , 43234 , 175533 , 5972613 , 8901459 , 58737002 , 14571622 , 289789572 , 335548122 , 5757164591 , 8671074249
n×2
77382486
n×3
116073729
n×4
154764972
n×5
193456215
n÷2
19345621.5
n÷3
12897081
n÷3
9672810.75
n÷5
7738248.6
n2
1497012284885049
n3
5.7921266088473E+22
n4
2.2410457810968E+30
n5
8.6708846890539E+37
2 √n
6220.2285327792
3 √n
338.22384889342
4 √n
78.86842544884
5 √n
32.924753821871
1 , 3 , 9 , 27 , 131 , 393 , 1179 , 3537 , 10939 , 32817 , 98451 , 295353 , 1433009 , 4299027 , 12897081 , 38691243
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
-38691242
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 38691243 can be divided by 16 positive divisors.
The sum of these divisors (counting 38691243) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10010011100110000110101011
3
Ternary
2200210201102000
4
Quaternary
2103212012223
5
Quinary
34401104433
6
Senary
3501142043
8
Octal
223460653
10
Decimal
38691243
12
Duodecimal
10b5a923
16
Hexadecimal
24e61ab
20
Vigesimal
c1g823
36
Base36
n1acr
md5
2b0f3c6bf00384873e073bed233a6ede
sha1
e04bb1ca541d6bfdb522b7ebaa085f6c3ae4d531
sha256
92f765f423ff672137a849d4d5ba18a078bd95b011e1445f02513cbb92a35d76
sha512
41edf68942118df5d2956b772ded83fdbe1bab9bc64850bc3e1ed22d3868413fdfa16c3b053661f10771ee8266b86a1c42e9abbfe2cf518898010fff97f07f1f
ripemd-160
c91984bcaa7412262e367209e6445c0a53f05bed
Diameter
77382486
Circumference
243104249.53412
Area
4.7030027965285E+15
Volume
2.4262003204022E+23
Surface area
1.8812011186114E+16
Circumference
243104249.53412
Perimeter
154764972
Area
1497012284885049
Diagonal
54717680.595673
Surface area
8982073709310294
Volume
5.7921266088473E+22
Space diagonal
67015198.683994
Perimeter
116073729
Area
6.4822533424392E+14
Altitude
33507599.341997
Surface area
6.4822533424392E+14
Volume
6.8260866710116E+21
Height
18239226.865224