20192021 is an odd 8-digits composite number following 20192020
and preceding 20192022 . In scientific notation, it is written as 2.0192021 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 19992000 positive integers (up to 20192021) that are relatively prime to 20192021.
20192021 has 4 divisors, whose sum is 20392044
The reverse of 20192021 is 12029102
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million one hundred ninety-two thousand twenty-one
Scientific notation
2.0192021 × 10^7
Engineering notation
2.0192021 × 10^6
Prime Factorization
101 × 199921
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20192021
Product of the distinct prime numbers
The prime factorization of 20192021 is 101 × 199921.
Since it has a total of 2 prime factors.
9 , 7 , 98 , 82 , 193 , 563 , 5110 , 8992 , 48117 , 73571 , 620540 , 994543 , 8637580 , 7683825 , 54781905 , 58171147 , 407372424 , 384050219 , 5713688376 , 8543580225
n×2
40384042
n×3
60576063
n×4
80768084
n×5
100960105
n÷2
10096010.5
n÷3
6730673.6666667
n÷3
5048005.25
n÷5
4038404.2
n2
407717712064441
n3
8.2326446040771E+21
n4
1.6623373273106E+29
n5
3.356595022214E+36
2 √n
4493.5532710762
3 √n
272.30770486467
4 √n
67.03397102273
5 √n
28.909192290151
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
-20192020
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 20192021 can be divided by 4 positive divisors.
The sum of these divisors (counting 20192021) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000001101100010101
3
Ternary
1101222212020122
4
Quaternary
1031001230111
5
Quinary
20132121041
6
Senary
2000441325
8
Octal
115015425
10
Decimal
20192021
12
Duodecimal
6919245
16
Hexadecimal
1341b15
20
Vigesimal
664011
36
Base36
c0s9h
md5
1a961fd7311b98266a116f7ea33bc89a
sha1
4252221ab203d5e0ceb81d95ebc3c25b1d320093
sha256
253970c56d0a5f0446bfc3734dabe935b6f7b0cccf26e965bde9d81c5dfb47a6
sha512
93b233df45968ee7892ac6320f42dafa89900eff2e2b9d61754953dde00d8103166f89b960be8e968f1f5d34deeb7d5568191b77105769d4d539b488db915d7a
ripemd-160
1c02e3f699142505fb61a549e9311548d4e71b8d
Diameter
40384042
Circumference
126870209.66946
Area
1.2808829689601E+15
Volume
3.4484821077046E+22
Surface area
5.1235318758403E+15
Circumference
126870209.66946
Perimeter
80768084
Area
407717712064441
Diagonal
28555829.949922
Surface area
2446306272386646
Volume
8.2326446040771E+21
Space diagonal
34973606.279498
Perimeter
60576063
Area
1.7654694811034E+14
Altitude
17486803.139749
Surface area
1.7654694811034E+14
Volume
9.7022647110697E+20
Height
9518609.9833074