20739908 is an even 8-digits composite number following 20739907
and preceding 20739909 . In scientific notation, it is written as 2.0739908 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors.
There are 8888520 positive integers (up to 20739908) that are relatively prime to 20739908.
20739908 has 12 divisors, whose sum is 41479872
The reverse of 20739908 is 80993702
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million seven hundred thirty-nine thousand nine hundred eight
Scientific notation
2.0739908 × 10^7
Engineering notation
2.0739908 × 10^6
Prime Factorization
2 × 2 × 7 × 740711
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10369954
Product of the distinct prime numbers
The prime factorization of 20739908 is 2 × 2 × 7 × 740711.
Since it has a total of 4 prime factors.
10 , 5 , 28 , 5 , 118 , 78 , 7107 , 8294 , 62354 , 81404 , 653696 , 323531 , 2507103 , 7427475 , 70595142 , 29467133 , 621477715 , 722742838 , 5822293557 , 3778809206
n×2
41479816
n×3
62219724
n×4
82959632
n×5
103699540
n÷2
10369954
n÷3
6913302.6666667
n÷3
5184977
n÷5
4147981.6
n2
430143783848464
n3
8.921142503789E+21
n4
1.8502367478347E+29
n5
3.8373739928312E+36
2 √n
4554.108913937
3 √n
274.74867616903
4 √n
67.484138239567
5 √n
29.064400215713
1 , 2 , 4 , 7 , 14 , 28 , 740711 , 1481422 , 2962844 , 5184977 , 10369954 , 20739908
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20739907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20739908 can be divided by 12 positive divisors.
The sum of these divisors (counting 20739908) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001111000111011101000100
3
Ternary
1110000200210202
4
Quaternary
1033013131010
5
Quinary
20302134113
6
Senary
2020310032
8
Octal
117073504
10
Decimal
20739908
12
Duodecimal
6b42318
16
Hexadecimal
13c7744
20
Vigesimal
69c9f8
36
Base36
ccj0k
md5
f2f45fb76b169765ad6363cac9568986
sha1
25f548d24c1eabd5d289c55d363afa7da07d7fbc
sha256
80b48bed2a829c67d227b6f036eeeca407694993468100911dd168f23cf83b1f
sha512
b0063d9bf2361c3dfbda1a96acec71473d48c513d6a125564ee686033a40eca8885317ac5198ef63ed69058122fe6495640bd285b79060885fbb68a14ac0f130
ripemd-160
923ac23b887149e155097d9cdf3672d4759105c0
Diameter
41479816
Circumference
130312685.21786
Area
1.3513365513257E+15
Volume
3.7368794335375E+22
Surface area
5.4053462053026E+15
Circumference
130312685.21786
Perimeter
82959632
Area
430143783848464
Diagonal
29330659.17597
Surface area
2580862703090784
Volume
8.921142503789E+21
Space diagonal
35922574.400304
Perimeter
62219724
Area
1.8625772204637E+14
Altitude
17961287.200152
Surface area
1.8625772204637E+14
Volume
1.0513667267268E+21
Height
9776886.3919901