21922 is an even 5-digits composite number following 21921
and preceding 21923 . In scientific notation, it is written as 2.1922 × 10^4.
The sum of its digits is 16. It has a total of 3 prime factors and 8 positive divisors.
There are 10752 positive integers (up to 21922) that are relatively prime to 21922.
21922 has 8 divisors, whose sum is 33516
The reverse of 21922 is 22912
Previous prime number is 113
Is Prime? no
Number parity even
Number length 5
Sum of Digits 16
Digital Root 7
Name
twenty-one thousand nine hundred twenty-two
Scientific notation
2.1922 × 10^4
Engineering notation
2.1922 × 10^3
Prime Factorization
2 × 113 × 97
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21922
Product of the distinct prime numbers
The prime factorization of 21922 is 2 × 113 × 97.
Since it has a total of 3 prime factors.
4 , 4 , 26 , 82 , 924 , 854 , 9428 , 6315 , 9570 , 58309 , 653908 , 16577 , 7714285 , 8384850 , 10741066 , 99260117 , 874801795 , 700476215 , 3342004579 , 5354966648
n×2
43844
n×3
65766
n×4
87688
n×5
109610
n÷2
10961
n÷3
7307.3333333333
n÷3
5480.5
n÷5
4384.4
n2
480574084
n3
10535145069448
n4
230951450212439056
n5
5.0629176915571E+21
2 √n
148.06079832285
3 √n
27.987239083093
4 √n
12.1680235997
5 √n
7.382033890451
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
-21921
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 21922 can be divided by 8 positive divisors.
The sum of these divisors (counting 21922) is 1, the average is 0.125.
Base
System
Value
2
Binary
101010110100010
3
Ternary
1010001221
4
Quaternary
11112202
5
Quinary
1200142
6
Senary
245254
8
Octal
52642
10
Decimal
21922
12
Duodecimal
1082a
16
Hexadecimal
55a2
20
Vigesimal
2eg2
36
Base36
gwy
md5
ca70e74a5b3dd23c785d83a73710b272
sha1
c37ae04b4ab9630b3ea0223f0cf2e0a484fa5479
sha256
1f1708e153fd9502b4403875681074184a94c66168abaa268abbe8e265b9ee6a
sha512
dd6a08730597fcbc08dced712bb94f98bda02edba7ad5d098749a62053fb7c76f5368e95579df5eb0c0d49532f36de39096c11200efff35e975a5180ad74793d
ripemd-160
a48b3cd2394adcd5ebe61cea433886b39174842e
Diameter
43844
Circumference
137739.98830399
Area
1509768011.8
Volume
44129512472907
Surface area
6039072047.2002
Circumference
137739.98830399
Perimeter
87688
Area
480574084
Diagonal
31002.389714343
Surface area
2883444504
Volume
10535145069448
Space diagonal
37970.017803525
Perimeter
65766
Area
208094682.57222
Altitude
18985.008901762
Surface area
208094682.57222
Volume
1241578753231.8
Height
10334.129904781