18973321 is an odd 8-digits composite number following 18973320
and preceding 18973322 . In scientific notation, it is written as 1.8973321 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 17969952 positive integers (up to 18973321) that are relatively prime to 18973321.
18973321 has 8 divisors, whose sum is 19992960
The reverse of 18973321 is 12337981
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighteen million nine hundred seventy-three thousand three hundred twenty-one
Scientific notation
1.8973321 × 10^7
Engineering notation
1.8973321 × 10^6
Prime Factorization
23 × 103 × 8009
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18973321
Product of the distinct prime numbers
The prime factorization of 18973321 is 23 × 103 × 8009.
Since it has a total of 3 prime factors.
3 , 10 , 61 , 45 , 487 , 147 , 3132 , 178 , 83079 , 84373 , 271308 , 55497 , 921401 , 749261 , 39542580 , 83203235 , 942508608 , 454030893 , 5010632126 , 8738256494
n×2
37946642
n×3
56919963
n×4
75893284
n×5
94866605
n÷2
9486660.5
n÷3
6324440.3333333
n÷3
4743330.25
n÷5
3794664.2
n2
359986909769041
n3
6.8301471948461E+21
n4
1.2959057520506E+29
n5
2.4587635819403E+36
2 √n
4355.8375773208
3 √n
266.71521112762
4 √n
65.998769513687
5 √n
28.551482993877
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
-18973320
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 18973321 can be divided by 8 positive divisors.
The sum of these divisors (counting 18973321) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000011000001010001001
3
Ternary
1022200221111121
4
Quaternary
1020120022021
5
Quinary
14324121241
6
Senary
1514355241
8
Octal
110301211
10
Decimal
18973321
12
Duodecimal
642bb21
16
Hexadecimal
1218289
20
Vigesimal
5ibd61
36
Base36
banwp
md5
5359a1b0b35a0cbe5470858bbcc7f2c4
sha1
0a8816cf1237acc81c8a68d6599aa09f65aa3354
sha256
67a5440320d98089508b60d8144dffac3c36905f6264069a5b4fc8e4c2a7c023
sha512
2be3c9aee14f26d9f2cd311f2e8d085f3188e52bf0bba25cbe252cf4365c105fd6534a9354506cfeaa4be6b373867c758f7d1b9173c09e64ed370b577aa5448a
ripemd-160
a9fdb8383627e0264ec0bd0d5627b3d14cfc2ffb
Diameter
37946642
Circumference
119212891.7356
Area
1.1309322311189E+15
Volume
2.861005366702E+22
Surface area
4.5237289244756E+15
Circumference
119212891.7356
Perimeter
75893284
Area
359986909769041
Diagonal
26832327.881458
Surface area
2159921458614246
Volume
6.8301471948461E+21
Space diagonal
32862755.960314
Perimeter
56919963
Area
1.5587890444492E+14
Altitude
16431377.980157
Surface area
1.5587890444492E+14
Volume
8.0494056632965E+20
Height
8944109.2938194