18668001 is an odd 8-digits composite number following 18668000
and preceding 18668002 . In scientific notation, it is written as 1.8668001 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 11313720 positive integers (up to 18668001) that are relatively prime to 18668001.
18668001 has 8 divisors, whose sum is 25096864
The reverse of 18668001 is 10086681
Previous prime number is 121
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
eighteen million six hundred sixty-eight thousand one
Scientific notation
1.8668001 × 10^7
Engineering notation
1.8668001 × 10^6
Prime Factorization
3 × 121 × 51427
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18668001
Product of the distinct prime numbers
The prime factorization of 18668001 is 3 × 121 × 51427.
Since it has a total of 3 prime factors.
1 , 8 , 76 , 8 , 496 , 225 , 618 , 6528 , 12271 , 18068 , 711614 , 132163 , 5492195 , 6968657 , 96966527 , 17702996 , 725789671 , 237668367 , 4977653015 , 2786620106
n×2
37336002
n×3
56004003
n×4
74672004
n×5
93340005
n÷2
9334000.5
n÷3
6222667
n÷3
4667000.25
n÷5
3733600.2
n2
348494261336001
n3
6.5056912191147E+21
n4
1.2144825018412E+29
n5
2.2671960558855E+36
2 √n
4320.6482152566
3 √n
265.27680107662
4 √n
65.731637856185
5 √n
28.458995244898
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
-18668000
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 18668001 can be divided by 8 positive divisors.
The sum of these divisors (counting 18668001) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000111001101100111100001
3
Ternary
1022010102200110
4
Quaternary
1013031213201
5
Quinary
14234334001
6
Senary
1504041533
8
Octal
107154741
10
Decimal
18668001
12
Duodecimal
63032a9
16
Hexadecimal
11cd9e1
20
Vigesimal
5gda01
36
Base36
b44bl
md5
da11d2c6470aed6ce76fec54220127bd
sha1
f56cf9df44eea8471cc63c50b8063d8ae1ebe74a
sha256
372134c814df8d3dfec1c5b9aaf67c76189443c801640517ba15eb1dbd12c2d1
sha512
17730bf3fdafa57784e18b3bad11d07b6763370cd202d75c60b320bccf98587bd4047c36506f02d6de15081b7d300328ce9733d38d8e7b66a829fc2c1cc3353f
ripemd-160
bcd711148d4be15fa9b1e3ed59ba061eaa85de5f
Diameter
37336002
Circumference
117294509.59761
Area
1.0948270112314E+15
Volume
2.7250975653993E+22
Surface area
4.3793080449255E+15
Circumference
117294509.59761
Perimeter
74672004
Area
348494261336001
Diagonal
26400540.196595
Surface area
2090965568016006
Volume
6.5056912191147E+21
Space diagonal
32333926.207747
Perimeter
56004003
Area
1.5090244169503E+14
Altitude
16166963.103873
Surface area
1.5090244169503E+14
Volume
7.667030628903E+20
Height
8800180.0655315