20021485 is an odd 8-digits composite number following 20021484
and preceding 20021486 . In scientific notation, it is written as 2.0021485 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 14561040 positive integers (up to 20021485) that are relatively prime to 20021485.
20021485 has 8 divisors, whose sum is 26210016
The reverse of 20021485 is 58412002
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million twenty-one thousand four hundred eighty-five
Scientific notation
2.0021485 × 10^7
Engineering notation
2.0021485 × 10^6
Prime Factorization
5 × 11 × 364027
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20021485
Product of the distinct prime numbers
The prime factorization of 20021485 is 5 × 11 × 364027.
Since it has a total of 3 prime factors.
3 , 9 , 63 , 73 , 446 , 50 , 388 , 4272 , 68777 , 79811 , 385278 , 917136 , 4995854 , 7784025 , 54888984 , 77973621 , 368209767 , 273159147 , 2576893306 , 9892026262
n×2
40042970
n×3
60064455
n×4
80085940
n×5
100107425
n÷2
10010742.5
n÷3
6673828.3333333
n÷3
5005371.25
n÷5
4004297
n2
400859861605225
n3
8.0258097062311E+21
n4
1.6068862864616E+29
n5
3.2172249681097E+36
2 √n
4474.5374062578
3 √n
271.53892564581
4 √n
66.891983123972
5 √n
28.860194737524
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
-20021484
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 20021485 can be divided by 8 positive divisors.
The sum of these divisors (counting 20021485) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011000000011101101
3
Ternary
1101200012022111
4
Quaternary
1030120003231
5
Quinary
20111141420
6
Senary
1553044021
8
Octal
114300355
10
Decimal
20021485
12
Duodecimal
6856611
16
Hexadecimal
13180ed
20
Vigesimal
652de5
36
Base36
bx4od
md5
c753e2e8bcfd72ea80487b25cc8911cc
sha1
91a6022150ab2e5fcb81eb3dcc96cf62b9ed0399
sha256
a61bac19bb6f6f5f242372e49b71204b2825853817cbaf9792f73bfda94b321c
sha512
8e3dc11ec592a2e876c0fad4703a5e686671c7475cbe4af012b4b7a9a16f7bb2d153d3f5a59ea434d7b0840bd6c4e968edc28f3443953e0a1a6f5ee492e4a3c3
ripemd-160
6df5a6fd0161063f2c87259e7741eba55044a229
Diameter
40042970
Circumference
125798700.37992
Area
1.259338396338E+15
Volume
3.361843308294E+22
Surface area
5.037353585352E+15
Circumference
125798700.37992
Perimeter
80085940
Area
400859861605225
Diagonal
28314655.625849
Surface area
2405159169631350
Volume
8.0258097062311E+21
Space diagonal
34678229.262978
Perimeter
60064455
Area
1.7357741175382E+14
Altitude
17339114.631489
Surface area
1.7357741175382E+14
Volume
9.4585074463147E+20
Height
9438218.5419498