20220721 is an odd 8-digits composite number following 20220720
and preceding 20220722 . In scientific notation, it is written as 2.0220721 × 10^7.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 20211444 positive integers (up to 20220721) that are relatively prime to 20220721.
20220721 has 4 divisors, whose sum is 20230000
The reverse of 20220721 is 12702202
Previous prime number is 5779
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million two hundred twenty thousand seven hundred twenty-one
Scientific notation
2.0220721 × 10^7
Engineering notation
2.0220721 × 10^6
Prime Factorization
5779 × 3499
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20220721
Product of the distinct prime numbers
The prime factorization of 20220721 is 5779 × 3499.
Since it has a total of 2 prime factors.
3 , 7 , 67 , 12 , 167 , 400 , 678 , 7096 , 85667 , 67199 , 708137 , 517541 , 6605627 , 5681850 , 45139643 , 72497099 , 384196157 , 156395086 , 8341785295 , 9131308584
n×2
40441442
n×3
60662163
n×4
80882884
n×5
101103605
n÷2
10110360.5
n÷3
6740240.3333333
n÷3
5055180.25
n÷5
4044144.2
n2
408877557759841
n3
8.2677990186231E+21
n4
1.6718085723965E+29
n5
3.3805174707838E+36
2 √n
4496.7456009875
3 √n
272.43665895855
4 √n
67.057778079709
5 √n
28.917405658247
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
-20220720
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 20220721 can be divided by 4 positive divisors.
The sum of these divisors (counting 20220721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001000101100110001
3
Ternary
1102001022121121
4
Quaternary
1031020230301
5
Quinary
20134030341
6
Senary
2001222241
8
Octal
115105461
10
Decimal
20220721
12
Duodecimal
6931981
16
Hexadecimal
1348b31
20
Vigesimal
667bg1
36
Base36
c1eep
md5
055ed2c7ac12456cf20d4929d7ae277f
sha1
536f9e2d43f3b624a444329e5a6f6627dfa15e14
sha256
5951aa8b22afcdc4101b853f6ef3f5eb608cf56584e8500d9b2f4119eee2a7d5
sha512
3ec30d88f5644664dd91b3dc8c861c2bb8e323130ccb9e55e86cebc1eb75d5cacfb612a6932be5234f6b5a938a1e82f7bb00f7abdce61efdc3f975c828eb1fb9
ripemd-160
b1b71b082349d27147bcf9a576d992f08e2f15c0
Diameter
40441442
Circumference
127050537.08778
Area
1.2845267316761E+15
Volume
3.4632075544351E+22
Surface area
5.1381069267042E+15
Circumference
127050537.08778
Perimeter
80882884
Area
408877557759841
Diagonal
28596417.879162
Surface area
2453265346559046
Volume
8.2677990186231E+21
Space diagonal
35023316.137675
Perimeter
60662163
Area
1.7704917602868E+14
Altitude
17511658.068837
Surface area
1.7704917602868E+14
Volume
9.7436945859265E+20
Height
9532139.2930542