20807739 is an odd 8-digits composite number following 20807738
and preceding 20807740 . In scientific notation, it is written as 2.0807739 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 8 positive divisors.
There are 13871808 positive integers (up to 20807739) that are relatively prime to 20807739.
20807739 has 8 divisors, whose sum is 30826320
The reverse of 20807739 is 93770802
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million eight hundred seven thousand seven hundred thirty-nine
Scientific notation
2.0807739 × 10^7
Engineering notation
2.0807739 × 10^6
Prime Factorization
3 × 3 × 3 × 770657
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2311971
Product of the distinct prime numbers
The prime factorization of 20807739 is 3 × 3 × 3 × 770657.
Since it has a total of 4 prime factors.
6 , 3 , 21 , 90 , 644 , 831 , 5139 , 8695 , 98761 , 51982 , 650379 , 379705 , 439840 , 3163141 , 56516034 , 10573381 , 968735024 , 936585113 , 2889300225 , 8028128748
n×2
41615478
n×3
62423217
n×4
83230956
n×5
104038695
n÷2
10403869.5
n÷3
6935913
n÷3
5201934.75
n÷5
4161547.8
n2
432962002292121
n3
9.0089603406119E+21
n4
1.874560954288E+29
n5
3.9005375076416E+36
2 √n
4561.5500654931
3 √n
275.04787706364
4 √n
67.539248333788
5 √n
29.083386734496
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20807738
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20807739 can be divided by 8 positive divisors.
The sum of these divisors (counting 20807739) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111011000000000111011
3
Ternary
1110011010212000
4
Quaternary
1033120000323
5
Quinary
20311321424
6
Senary
2021552043
8
Octal
117300073
10
Decimal
20807739
12
Duodecimal
6b75623
16
Hexadecimal
13d803b
20
Vigesimal
6a0j6j
36
Base36
cdzcr
md5
08e31568ca79fb3b1deb9f15ea27f3a9
sha1
e5c950d83a6bf5526f7395487e3a2f72e93a062d
sha256
676216af828ea71e412a1154985324c437df2002e441dc061dce6602af4efe71
sha512
c43927ffd742287313b594520cc889ea26d80a87bec6da0cc1f2c23503c9f7324f65e0bbfd4b81901b2893d5de7778452c96c2c60a4c6d12ffdccba05436dbee
ripemd-160
e68e22b2d2570d6f0c5563dd3966ea30cac180b3
Diameter
41615478
Circumference
130738879.96043
Area
1.3601902456845E+15
Volume
3.7736644830064E+22
Surface area
5.4407609827378E+15
Circumference
130738879.96043
Perimeter
83230956
Area
432962002292121
Diagonal
29426586.69612
Surface area
2597772013752726
Volume
9.0089603406119E+21
Space diagonal
36040061.138632
Perimeter
62423217
Area
1.8747804642918E+14
Altitude
18020030.569316
Surface area
1.8747804642918E+14
Volume
1.0617161580479E+21
Height
9808862.2320399