18922 is an even 5-digits composite number following 18921
and preceding 18923 . In scientific notation, it is written as 1.8922 × 10^4.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 9460 positive integers (up to 18922) that are relatively prime to 18922.
18922 has 4 divisors, whose sum is 28386
The reverse of 18922 is 22981
Previous prime number is 2
Is Prime? no
Number parity even
Number length 5
Sum of Digits 22
Digital Root 4
Name
eighteen thousand nine hundred twenty-two
Scientific notation
1.8922 × 10^4
Engineering notation
1.8922 × 10^3
Prime Factorization
2 × 9461
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18922
Product of the distinct prime numbers
The prime factorization of 18922 is 2 × 9461.
Since it has a total of 2 prime factors.
8 , 2 , 89 , 21 , 504 , 771 , 7564 , 5845 , 8082 , 58194 , 776588 , 341798 , 9626115 , 3217465 , 8295238 , 50051208 , 491563996 , 22116977 , 1518534716 , 2016998224
n×2
37844
n×3
56766
n×4
75688
n×5
94610
n÷2
9461
n÷3
6307.3333333333
n÷3
4730.5
n÷5
3784.4
n2
358042084
n3
6774872313448
n4
128194133915063056
n5
2.4256894019408E+21
2 √n
137.55726080436
3 √n
26.647451435161
4 √n
11.728480754316
5 √n
7.1679242588698
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
-18921
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 18922 can be divided by 4 positive divisors.
The sum of these divisors (counting 18922) is 1, the average is 0.25.
Base
System
Value
2
Binary
100100111101010
3
Ternary
221221211
4
Quaternary
10213222
5
Quinary
1101142
6
Senary
223334
8
Octal
44752
10
Decimal
18922
12
Duodecimal
ab4a
16
Hexadecimal
49ea
20
Vigesimal
2762
36
Base36
elm
md5
94a8e2d042a7d4aca7b47e7d1817795c
sha1
522de18f3bd12de4657fd8a82f620fb2f6d4dcdb
sha256
649a9140afe8bd45404db9b15c71a30fbb0ca8577b03af8f238adb5024854d74
sha512
26d380de1553d6172559b493151ad9a7dd3f3c64679692d433289fc5ef1db27ee92a76c5a2ec016f411b8049571210665d2d4e939d694af6e198ab86a3660785
ripemd-160
59873b3658feacd2177fd3cffc6edbb193ab6aec
Diameter
37844
Circumference
118890.43238245
Area
1124822380.7704
Volume
28378518785249
Surface area
4499289523.0815
Circumference
118890.43238245
Perimeter
75688
Area
358042084
Diagonal
26759.749027224
Surface area
2148252504
Volume
6774872313448
Space diagonal
32773.865380818
Perimeter
56766
Area
155036770.18396
Altitude
16386.932690409
Surface area
155036770.18396
Volume
798426359085.35
Height
8919.9163424079