18014721 is an odd 8-digits composite number following 18014720
and preceding 18014722 . In scientific notation, it is written as 1.8014721 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 11563776 positive integers (up to 18014721) that are relatively prime to 18014721.
18014721 has 16 divisors, whose sum is 24927936
The reverse of 18014721 is 12741081
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
eighteen million fourteen thousand seven hundred twenty-one
Scientific notation
1.8014721 × 10^7
Engineering notation
1.8014721 × 10^6
Prime Factorization
3 × 73 × 43 × 1913
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18014721
Product of the distinct prime numbers
The prime factorization of 18014721 is 3 × 73 × 43 × 1913.
Since it has a total of 4 prime factors.
7 , 10 , 29 , 47 , 839 , 5 , 6193 , 7082 , 43264 , 3501 , 345621 , 721495 , 1192073 , 6092534 , 99757208 , 68296568 , 384678586 , 854419305 , 559041912 , 8260368981
n×2
36029442
n×3
54044163
n×4
72058884
n×5
90073605
n÷2
9007360.5
n÷3
6004907
n÷3
4503680.25
n÷5
3602944.2
n2
324530172707841
n3
5.8463205174136E+21
n4
1.0531983299778E+29
n5
1.8973074072216E+36
2 √n
4244.3752190399
3 √n
262.14556427556
4 √n
65.148869668168
5 √n
28.256964635857
1 , 3 , 43 , 73 , 129 , 219 , 1913 , 3139 , 5739 , 9417 , 82259 , 139649 , 246777 , 418947 , 6004907 , 18014721
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18014720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18014721 can be divided by 16 positive divisors.
The sum of these divisors (counting 18014721) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000100101110001000000001
3
Ternary
1020220020112220
4
Quaternary
1010232020001
5
Quinary
14102432341
6
Senary
1442041253
8
Octal
104561001
10
Decimal
18014721
12
Duodecimal
6049229
16
Hexadecimal
112e201
20
Vigesimal
5cbgg1
36
Base36
aq48x
md5
0697745c9ab315444ecf9ac6d07c4a5b
sha1
94723cef04a7db4283826abf5f32447b47157fea
sha256
7ef8093671a75e14dc628b172d9bf07b7ceb27671efbefe03b73dc808c997959
sha512
45866a2f3f608cea28816f06e8f7802f9d658fb21dbd1417f629f2d0f389dc423e7c2c846d9b77e53ff9aa3db5a18458cb18c1855a4fa09d705e5f4f581e7733
ripemd-160
0059d64ac9f349d2823f230b5e3d773b916b1b9e
Diameter
36029442
Circumference
113189830.30014
Area
1.0195416064472E+15
Volume
2.4489010117384E+22
Surface area
4.0781664257887E+15
Circumference
113189830.30014
Perimeter
72058884
Area
324530172707841
Diagonal
25476662.760567
Surface area
1947181036247046
Volume
5.8463205174136E+21
Space diagonal
31202412.056178
Perimeter
54044163
Area
1.4052568692977E+14
Altitude
15601206.028089
Surface area
1.4052568692977E+14
Volume
6.8899548047553E+20
Height
8492220.9201891