38649439 is an odd 8-digits composite number following 38649438
and preceding 38649440 . In scientific notation, it is written as 3.8649439 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 36615240 positive integers (up to 38649439) that are relatively prime to 38649439.
38649439 has 4 divisors, whose sum is 40683640
The reverse of 38649439 is 93494683
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
thirty-eight million six hundred forty-nine thousand four hundred thirty-nine
Scientific notation
3.8649439 × 10^7
Engineering notation
3.8649439 × 10^6
Prime Factorization
19 × 2034181
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
38649439
Product of the distinct prime numbers
The prime factorization of 38649439 is 19 × 2034181.
Since it has a total of 2 prime factors.
3 , 6 , 46 , 37 , 31 , 124 , 2462 , 4434 , 98871 , 62069 , 890208 , 224602 , 838746 , 7451783 , 47362303 , 28149750 , 124087928 , 381113529 , 7891970606 , 7799432452
n×2
77298878
n×3
115948317
n×4
154597756
n×5
193247195
n÷2
19324719.5
n÷3
12883146.333333
n÷3
9662359.75
n÷5
7729887.8
n2
1493779135014721
n3
5.7733725558224E+22
n4
2.2313761042053E+30
n5
8.6241434625541E+37
2 √n
6216.8672979243
3 √n
338.10199354195
4 √n
78.84711344066
5 √n
32.917636027067
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
-38649438
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 38649439 can be divided by 4 positive divisors.
The sum of these divisors (counting 38649439) is 1, the average is 0.25.
Base
System
Value
2
Binary
10010011011011111001011111
3
Ternary
2200201121001201
4
Quaternary
2103123321133
5
Quinary
34343240224
6
Senary
3500220331
8
Octal
223337137
10
Decimal
38649439
12
Duodecimal
10b3a6a7
16
Hexadecimal
24dbe5f
20
Vigesimal
c1b3bj
36
Base36
n0e3j
md5
042b22dd6afc466e5d7be73191378ce4
sha1
487c3da1612ced33120093f2537cb4d0bb9421ae
sha256
fbb2d5a2897c228b0eaf2929824a89110d859bba9c9ee617613b93ed7c321538
sha512
b5ee0a39af559950fe85395cb77a3557f4f1c75a2997bd893bc1f799591cf8023cd94059bb70318d7f928096620a971418ab6fadf314b6f5f37e67f87c80d98d
ripemd-160
4cf4cc2c1ea1ec850c5212e4f828302fd753aa94
Diameter
77298878
Circumference
242841587.25553
Area
4.692845556648E+15
Volume
2.4183446410412E+23
Surface area
1.8771382226592E+16
Circumference
242841587.25553
Perimeter
154597756
Area
1493779135014721
Diagonal
54658560.811912
Surface area
8962674810088326
Volume
5.7733725558224E+22
Space diagonal
66942792.032034
Perimeter
115948317
Area
6.4682533928295E+14
Altitude
33471396.016017
Surface area
6.4682533928295E+14
Volume
6.8039848075639E+21
Height
18219520.270637