20881377 is an odd 8-digits composite number following 20881376
and preceding 20881378 . In scientific notation, it is written as 2.0881377 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 12655320 positive integers (up to 20881377) that are relatively prime to 20881377.
20881377 has 8 divisors, whose sum is 25310880
The reverse of 20881377 is 77318802
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million eight hundred eighty-one thousand three hundred seventy-seven
Scientific notation
2.0881377 × 10^7
Engineering notation
2.0881377 × 10^6
Prime Factorization
9 × 11 × 210923
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20881377
Product of the distinct prime numbers
The prime factorization of 20881377 is 9 × 11 × 210923.
Since it has a total of 3 prime factors.
4 , 10 , 19 , 27 , 84 , 40 , 986 , 5290 , 52057 , 18468 , 947343 , 508236 , 2322767 , 6172672 , 31560816 , 52820529 , 840843564 , 895043034 , 1245230604 , 8378631879
n×2
41762754
n×3
62644131
n×4
83525508
n×5
104406885
n÷2
10440688.5
n÷3
6960459
n÷3
5220344.25
n÷5
4176275.4
n2
436031905416129
n3
9.1049466010225E+21
n4
1.9012382254082E+29
n5
3.970047215156E+36
2 √n
4569.614535166
3 √n
275.37195728026
4 √n
67.598924068109
5 √n
29.103942712914
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
-20881376
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 20881377 can be divided by 8 positive divisors.
The sum of these divisors (counting 20881377) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111101001111111100001
3
Ternary
1110021212212100
4
Quaternary
1033221333201
5
Quinary
20321201002
6
Senary
2023321013
8
Octal
117517741
10
Decimal
20881377
12
Duodecimal
6bb0169
16
Hexadecimal
13e9fe1
20
Vigesimal
6aa38h
36
Base36
cfk69
md5
58c45ee6c579cbb603a8af8b1a6a438f
sha1
6c78d831df25d8f4d7c50ad267573c05f73e915c
sha256
4e470954611971f9d28e681daa991ee10b3710241b4ac923444f204dadc29d10
sha512
03da282a120afebd71ff7749fbda985db5a93b6deaf4d1f58c563c17a5007773017812d00c1bf9891d7672127a20ec75ca058b9763859b63ce12e1b9882e8fcd
ripemd-160
ca9a2c796fed1640be3b78bdfa38b03ffbcb7754
Diameter
41762754
Circumference
131201561.16008
Area
1.3698346307861E+15
Volume
3.8138711137466E+22
Surface area
5.4793385231443E+15
Circumference
131201561.16008
Perimeter
83525508
Area
436031905416129
Diagonal
29530726.554426
Surface area
2616191432496774
Volume
9.1049466010225E+21
Space diagonal
36167605.896
Perimeter
62644131
Area
1.8880735347545E+14
Altitude
18083802.948
Surface area
1.8880735347545E+14
Volume
1.0730282473207E+21
Height
9843575.5181419