18922018 is an even 8-digits composite number following 18922017
and preceding 18922019 . In scientific notation, it is written as 1.8922018 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 9402804 positive integers (up to 18922018) that are relatively prime to 18922018.
18922018 has 8 divisors, whose sum is 28557648
The reverse of 18922018 is 81022981
Previous prime number is 163
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighteen million nine hundred twenty-two thousand eighteen
Scientific notation
1.8922018 × 10^7
Engineering notation
1.8922018 × 10^6
Prime Factorization
2 × 163 × 58043
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18922018
Product of the distinct prime numbers
The prime factorization of 18922018 is 2 × 163 × 58043.
Since it has a total of 3 prime factors.
10 , 2 , 66 , 3 , 44 , 543 , 844 , 1868 , 99330 , 42430 , 738610 , 592862 , 5594170 , 2835711 , 21689818 , 61761259 , 213618966 , 511659045 , 4081220002 , 6722872365
n×2
37844036
n×3
56766054
n×4
75688072
n×5
94610090
n÷2
9461009
n÷3
6307339.3333333
n÷3
4730504.5
n÷5
3784403.6
n2
358042765192324
n3
6.7748916477389E+21
n4
1.2819462170657E+29
n5
2.4257009394348E+36
2 √n
4349.9445973483
3 √n
266.47459884831
4 √n
65.954109783609
5 √n
28.536025883515
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
-18922017
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 18922018 can be divided by 8 positive divisors.
The sum of these divisors (counting 18922018) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000001011101000100010
3
Ternary
1022121100010111
4
Quaternary
1020023220202
5
Quinary
14321001033
6
Senary
1513321534
8
Octal
110135042
10
Decimal
18922018
12
Duodecimal
64062aa
16
Hexadecimal
120ba22
20
Vigesimal
5i550i
36
Base36
b9kbm
md5
79a95436d91bfbc666e131bc0d6ac1c6
sha1
58c185b7ebe68af2b9d8864281224fe045cd1f90
sha256
2b9533bc06164cf1a0cf9b772e0d7d2953cf625ad2dd6cbaf7ed7ef46f076188
sha512
8e1b0b9ad88d6e204eccce43116b616ea32c4d46f57942dd09940614edc2f0cc0956874074e2cc0cb7fea5748ba3dc387380a7cee74f4deaaf273e2e16610ba6
ripemd-160
a137498c6390f9bbd26cb130a88f8c8501a6f407
Diameter
37844036
Circumference
118890545.47979
Area
1.1248245207992E+15
Volume
2.8378599772538E+22
Surface area
4.4992980831967E+15
Circumference
118890545.47979
Perimeter
75688072
Area
358042765192324
Diagonal
26759774.483068
Surface area
2148256591153944
Volume
6.7748916477389E+21
Space diagonal
32773896.557733
Perimeter
56766054
Area
1.5503706514889E+14
Altitude
16386948.278866
Surface area
1.5503706514889E+14
Volume
7.9842863765338E+20
Height
8919924.8276893