20807747 is an odd 8-digits composite number following 20807746
and preceding 20807748 . In scientific notation, it is written as 2.0807747 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 20415096 positive integers (up to 20807747) that are relatively prime to 20807747.
20807747 has 4 divisors, whose sum is 21200400
The reverse of 20807747 is 74770802
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million eight hundred seven thousand seven hundred forty-seven
Scientific notation
2.0807747 × 10^7
Engineering notation
2.0807747 × 10^6
Prime Factorization
53 × 392599
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20807747
Product of the distinct prime numbers
The prime factorization of 20807747 is 53 × 392599.
Since it has a total of 2 prime factors.
9 , 7 , 71 , 96 , 635 , 92 , 7205 , 8845 , 90166 , 43129 , 993960 , 323582 , 9426185 , 5169666 , 72697370 , 54112425 , 282180866 , 749261094 , 2396115800 , 5295127906
n×2
41615494
n×3
62423241
n×4
83230988
n×5
104038735
n÷2
10403873.5
n÷3
6935915.6666667
n÷3
5201936.75
n÷5
4161549.4
n2
432962335216009
n3
9.0089707317039E+21
n4
1.874563837157E+29
n5
3.9005450058912E+36
2 √n
4561.5509423879
3 √n
275.04791231307
4 √n
67.53925482553
5 √n
29.083388970847
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
-20807746
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 20807747 can be divided by 4 positive divisors.
The sum of these divisors (counting 20807747) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111011000000001000011
3
Ternary
1110011010212022
4
Quaternary
1033120001003
5
Quinary
20311321442
6
Senary
2021552055
8
Octal
117300103
10
Decimal
20807747
12
Duodecimal
6b7562b
16
Hexadecimal
13d8043
20
Vigesimal
6a0j77
36
Base36
cdzcz
md5
065e9f0c120a3b4172542ff4c871daec
sha1
fff9952e15f04fd1e3a1a1b7449378bff0d48d67
sha256
e46e300076739ab7f788a34971b0f34e349e0bc9ca3da785bf3fa67c65e9df62
sha512
461d923cb33d8d0a28ec657478f4fad5db8124d61ab61518cc83a15c3601c17826c9a43e1ce1211313c72e250f0c2c3392982c31a1c08338a2aa3248207d34b5
ripemd-160
c3c0ca74e0320b44fe9aa98864ddfdc1d2714c55
Diameter
41615494
Circumference
130738930.22591
Area
1.3601912915957E+15
Volume
3.7736688356169E+22
Surface area
5.4407651663828E+15
Circumference
130738930.22591
Perimeter
83230988
Area
432962335216009
Diagonal
29426598.009828
Surface area
2597774011296054
Volume
9.0089707317039E+21
Space diagonal
36040074.995039
Perimeter
62423241
Area
1.8747819058945E+14
Altitude
18020037.497519
Surface area
1.8747819058945E+14
Volume
1.0617173826498E+21
Height
9808866.003276