21722969 is an odd 8-digits composite number following 21722968
and preceding 21722970 . In scientific notation, it is written as 2.1722969 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 21551796 positive integers (up to 21722969) that are relatively prime to 21722969.
21722969 has 4 divisors, whose sum is 21894144
The reverse of 21722969 is 96922712
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million seven hundred twenty-two thousand nine hundred sixty-nine
Scientific notation
2.1722969 × 10^7
Engineering notation
2.1722969 × 10^6
Prime Factorization
127 × 171047
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21722969
Product of the distinct prime numbers
The prime factorization of 21722969 is 127 × 171047.
Since it has a total of 2 prime factors.
8 , 5 , 66 , 85 , 59 , 820 , 4754 , 3270 , 77431 , 9311 , 421395 , 208374 , 5874501 , 6264615 , 48898995 , 3997184 , 194547495 , 635359728 , 2678011405 , 3639836356
n×2
43445938
n×3
65168907
n×4
86891876
n×5
108614845
n÷2
10861484.5
n÷3
7240989.6666667
n÷3
5430742.25
n÷5
4344593.8
n2
471887382174961
n3
1.0250794974478E+22
n4
2.2267770145594E+29
n5
4.8372208057186E+36
2 √n
4660.7905981711
3 √n
279.0228224373
4 √n
68.269983141723
5 √n
29.334847611466
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
-21722968
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 21722969 can be divided by 4 positive divisors.
The sum of these divisors (counting 21722969) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010110111011101011001
3
Ternary
1111212122022102
4
Quaternary
1102313131121
5
Quinary
21030113334
6
Senary
2053333145
8
Octal
122673531
10
Decimal
21722969
12
Duodecimal
73371b5
16
Hexadecimal
14b7759
20
Vigesimal
6ff789
36
Base36
cxljt
md5
eca391a05c5234e47a44a8827094d2b0
sha1
b553dc52421dd648e64ddc38aff36d5e2f8fc4ab
sha256
f30affe0c992f34291fd83e25f931ccc8b19a1ab4431a444f41e0c6caa4a5683
sha512
f1440da5f22aaa38f6871d9167dd9457b89677a10fcfac2e1d3a7b103b5e6bc140674bcb8bf4cd6819aff16e3553dff41fb1c3f4bd3052cf45885f01e35631fb
ripemd-160
1c54085f5745dc171e5ee361d2f1304dcdfa5ea8
Diameter
43445938
Circumference
136489439.64912
Area
1.4824779331626E+15
Volume
4.2938429580366E+22
Surface area
5.9299117326503E+15
Circumference
136489439.64912
Perimeter
86891876
Area
471887382174961
Diagonal
30720917.37481
Surface area
2831324293049766
Volume
1.0250794974478E+22
Space diagonal
37625285.999244
Perimeter
65168907
Area
2.0433323034443E+14
Altitude
18812642.999622
Surface area
2.0433323034443E+14
Volume
1.2080677731677E+21
Height
10240305.791603