38642641 is an odd 8-digits composite number following 38642640
and preceding 38642642 . In scientific notation, it is written as 3.8642641 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 38617072 positive integers (up to 38642641) that are relatively prime to 38642641.
38642641 has 4 divisors, whose sum is 38668212
The reverse of 38642641 is 14624683
Previous prime number is 1613
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
thirty-eight million six hundred forty-two thousand six hundred forty-one
Scientific notation
3.8642641 × 10^7
Engineering notation
3.8642641 × 10^6
Prime Factorization
1613 × 23957
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38642641
Product of the distinct prime numbers
The prime factorization of 38642641 is 1613 × 23957.
Since it has a total of 2 prime factors.
10 , 4 , 85 , 87 , 921 , 541 , 4020 , 6543 , 67434 , 54981 , 183559 , 885924 , 4732903 , 1601729 , 55011045 , 46593318 , 93419605 , 296804485 , 3782323591 , 7602400708
n×2
77285282
n×3
115927923
n×4
154570564
n×5
193213205
n÷2
19321320.5
n÷3
12880880.333333
n÷3
9660660.25
n÷5
7728528.2
n2
1493253703454881
n3
5.7703266784527E+22
n4
2.2298066228817E+30
n5
8.6165616827441E+37
2 √n
6216.3205354936
3 √n
338.08216960504
4 √n
78.84364613267
5 √n
32.916477977476
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
-38642640
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 38642641 can be divided by 4 positive divisors.
The sum of these divisors (counting 38642641) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010011011010001111010001
3
Ternary
2200201020201221
4
Quaternary
2103122033101
5
Quinary
34343031031
6
Senary
3500125041
8
Octal
223321721
10
Decimal
38642641
12
Duodecimal
10b36781
16
Hexadecimal
24da3d1
20
Vigesimal
c1a6c1
36
Base36
n08up
md5
99c1f604b5bc18b535f7c6de7b2ed8e5
sha1
9e836a7ae17c7332ee7b19278b0c7c793bb0a403
sha256
6e53acd6c7cb1eef0a9e807e9b0b1fac3141d379a8b2b610d9d58d9748f1f43f
sha512
a6294d8bcf9f6e1566bb369249441d3ae6057d20c50b2da04f5785aa514091cfdcb1ea0930ac7f6613daf5889a6aec55e2da20d88c7f78c583c6abd424325d9e
ripemd-160
5692b015ad28cf553bbd8521503ac9a62282bea2
Diameter
77285282
Circumference
242798874.16182
Area
4.6911948647196E+15
Volume
2.417068786912E+23
Surface area
1.8764779458878E+16
Circumference
242798874.16182
Perimeter
154570564
Area
1493253703454881
Diagonal
54648946.988115
Surface area
8959522220729286
Volume
5.7703266784527E+22
Space diagonal
66931017.550644
Perimeter
115927923
Area
6.4659782074356E+14
Altitude
33465508.775322
Surface area
6.4659782074356E+14
Volume
6.8003952066593E+21
Height
18216315.662705