20221421 is an odd 8-digits composite number following 20221420
and preceding 20221422 . In scientific notation, it is written as 2.0221421 × 10^7.
The sum of its digits is 14. It has a total of 3 prime factors and 8 positive divisors.
There are 17991520 positive integers (up to 20221421) that are relatively prime to 20221421.
20221421 has 8 divisors, whose sum is 22529664
The reverse of 20221421 is 12412202
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty million two hundred twenty-one thousand four hundred twenty-one
Scientific notation
2.0221421 × 10^7
Engineering notation
2.0221421 × 10^6
Prime Factorization
11 × 47 × 39113
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20221421
Product of the distinct prime numbers
The prime factorization of 20221421 is 11 × 47 × 39113.
Since it has a total of 3 prime factors.
1 , 10 , 60 , 36 , 159 , 31 , 486 , 9555 , 67738 , 51624 , 459708 , 328938 , 7527587 , 5897675 , 58736815 , 98578825 , 129376763 , 216086538 , 2676879087 , 1952097870
n×2
40442842
n×3
60664263
n×4
80885684
n×5
101107105
n÷2
10110710.5
n÷3
6740473.6666667
n÷3
5055355.25
n÷5
4044284.2
n2
408905867259241
n3
8.2686576912192E+21
n4
1.6720400827903E+29
n5
3.3811026442978E+36
2 √n
4496.8234343812
3 √n
272.43980265556
4 √n
67.058358422953
5 √n
28.917605867761
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
-20221420
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 20221421 can be divided by 8 positive divisors.
The sum of these divisors (counting 20221421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001000110111101101
3
Ternary
1102001100120112
4
Quaternary
1031020313231
5
Quinary
20134041141
6
Senary
2001225405
8
Octal
115106755
10
Decimal
20221421
12
Duodecimal
6932265
16
Hexadecimal
1348ded
20
Vigesimal
667db1
36
Base36
c1ey5
md5
779dfe0007e7a62ede29c2017c9e7de4
sha1
a586c861661b25c75e22190e8f328ebd3b7d6ef5
sha256
82bb81b0f449a9534888c3766ca56ecccbc2c35815eb1752697b8d8d9bafac7b
sha512
77eef80bbd012d5be34beee65784320ec2564d55f0e1f8709dbbd96436e0be92dc6e880e641a4089e0494859d16f6b4899014f175e2058312aabc278a0b2f28a
ripemd-160
82f093599254b8056b50036ca23b86597d6b34f3
Diameter
40442842
Circumference
127054935.31749
Area
1.2846156685914E+15
Volume
3.4635672343711E+22
Surface area
5.1384626743656E+15
Circumference
127054935.31749
Perimeter
80885684
Area
408905867259241
Diagonal
28597407.828656
Surface area
2453435203555446
Volume
8.2686576912192E+21
Space diagonal
35024528.57324
Perimeter
60664263
Area
1.7706143440151E+14
Altitude
17512264.28662
Surface area
1.7706143440151E+14
Volume
9.7447065412857E+20
Height
9532469.2762187