20501977 is an odd 8-digits composite number following 20501976
and preceding 20501978 . In scientific notation, it is written as 2.0501977 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 20085408 positive integers (up to 20501977) that are relatively prime to 20501977.
20501977 has 8 divisors, whose sum is 20922464
The reverse of 20501977 is 77910502
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million five hundred one thousand nine hundred seventy-seven
Scientific notation
2.0501977 × 10^7
Engineering notation
2.0501977 × 10^6
Prime Factorization
73 × 163 × 1723
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20501977
Product of the distinct prime numbers
The prime factorization of 20501977 is 73 × 163 × 1723.
Since it has a total of 3 prime factors.
5 , 4 , 60 , 22 , 751 , 10 , 1726 , 7725 , 26026 , 27371 , 771733 , 992995 , 1556878 , 335790 , 6207619 , 12355700 , 84203814 , 760488781 , 8246015474 , 19304811
n×2
41003954
n×3
61505931
n×4
82007908
n×5
102509885
n÷2
10250988.5
n÷3
6833992.3333333
n÷3
5125494.25
n÷5
4100395.4
n2
420331060908529
n3
8.6176177431323E+21
n4
1.7667820076449E+29
n5
3.6222524084749E+36
2 √n
4527.9108869323
3 √n
273.69398143448
4 √n
67.289753209031
5 √n
28.997405941621
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
-20501976
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 20501977 can be divided by 8 positive divisors.
The sum of these divisors (counting 20501977) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001101010111011001
3
Ternary
1102120121102111
4
Quaternary
1032031113121
5
Quinary
20222030402
6
Senary
2011232321
8
Octal
116152731
10
Decimal
20501977
12
Duodecimal
6a486a1
16
Hexadecimal
138d5d9
20
Vigesimal
682eih
36
Base36
c7ffd
md5
1cf8ad360ae74c2dd7280ae1c6d49d44
sha1
516cd21b88ab3078f09b4c6a613528e86e6537a1
sha256
d33fc68ed67c27996fb14b45aab9a8343f7977480c42f52a5d0084d0869d6637
sha512
38ac88b8edc66e68cc5627537b367f2590660535d6507b7777d703046847975d366b3e73193468501747cc92282c45d52154b06d9ef0b4b81c42eb91c8917c6c
ripemd-160
eeef663b2bd8eda2f42a41946e5bbf0693db2e60
Diameter
41003954
Circumference
128817720.65453
Area
1.3205089730258E+15
Volume
3.6097392791026E+22
Surface area
5.2820358921034E+15
Circumference
128817720.65453
Perimeter
82007908
Area
420331060908529
Diagonal
28994173.928861
Surface area
2521986365451174
Volume
8.6176177431323E+21
Space diagonal
35510465.819609
Perimeter
61505931
Area
1.8200868837323E+14
Altitude
17755232.909804
Surface area
1.8200868837323E+14
Volume
1.0155959906404E+21
Height
9664724.6429538