21622989 is an odd 8-digits composite number following 21622988
and preceding 21622990 . In scientific notation, it is written as 2.1622989 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 14272400 positive integers (up to 21622989) that are relatively prime to 21622989.
21622989 has 8 divisors, whose sum is 29116512
The reverse of 21622989 is 98922612
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-one million six hundred twenty-two thousand nine hundred eighty-nine
Scientific notation
2.1622989 × 10^7
Engineering notation
2.1622989 × 10^6
Prime Factorization
3 × 101 × 71363
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21622989
Product of the distinct prime numbers
The prime factorization of 21622989 is 3 × 101 × 71363.
Since it has a total of 3 prime factors.
6 , 10 , 39 , 5 , 686 , 486 , 6085 , 1897 , 69785 , 27034 , 728411 , 157754 , 4597094 , 8597770 , 62611303 , 63759300 , 994155157 , 618290542 , 4899137358 , 892491730
n×2
43245978
n×3
64868967
n×4
86491956
n×5
108114945
n÷2
10811494.5
n÷3
7207663
n÷3
5405747.25
n÷5
4324597.8
n2
467553653294121
n3
1.0109907502089E+22
n4
2.1860641870868E+29
n5
4.7269241870672E+36
2 √n
4650.0525803479
3 √n
278.5940963615
4 √n
68.191294021656
5 √n
29.307795024959
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
-21622988
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 21622989 can be divided by 8 positive divisors.
The sum of these divisors (counting 21622989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010011111000011001101
3
Ternary
1111200120011110
4
Quaternary
1102133003031
5
Quinary
21013413424
6
Senary
2051242233
8
Octal
122370315
10
Decimal
21622989
12
Duodecimal
72a9379
16
Hexadecimal
149f0cd
20
Vigesimal
6f2h99
36
Base36
cvgel
md5
38c192995edae614ff4a4e7610398190
sha1
0d7caf92db120eb5d1af656bb9074883417c8f2f
sha256
7ffd2a9e195d26ce5d9f1a9678a0fdd66ad78a2cd36e3344f4cbfedb74f84fcf
sha512
bb1e45fdcd8fd22873d659c03596c0882a109db1d51b7c526b8f05afadd008b309ebfe62ed3b8af45681ec3eb79e9b7617925bcbd82c18b4a68b626a88db580d
ripemd-160
2f9568932db8e737d44b92859cb220cc2eeca5fb
Diameter
43245978
Circumference
135861246.78211
Area
1.4688631223479E+15
Volume
4.2348281516045E+22
Surface area
5.8754524893915E+15
Circumference
135861246.78211
Perimeter
86491956
Area
467553653294121
Diagonal
30579524.302844
Surface area
2805321919764726
Volume
1.0109907502089E+22
Space diagonal
37452115.559503
Perimeter
64868967
Area
2.0245667069247E+14
Altitude
18726057.779751
Surface area
2.0245667069247E+14
Volume
1.1914640253159E+21
Height
10193174.767615