17990971 is an odd 8-digits composite number following 17990970
and preceding 17990972 . In scientific notation, it is written as 1.7990971 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 17910072 positive integers (up to 17990971) that are relatively prime to 17990971.
17990971 has 4 divisors, whose sum is 18071872
The reverse of 17990971 is 17909971
Previous prime number is 223
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventeen million nine hundred ninety thousand nine hundred seventy-one
Scientific notation
1.7990971 × 10^7
Engineering notation
1.7990971 × 10^6
Prime Factorization
223 × 80677
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
17990971
Product of the distinct prime numbers
The prime factorization of 17990971 is 223 × 80677.
Since it has a total of 2 prime factors.
3 , 6 , 95 , 49 , 242 , 880 , 1958 , 7487 , 47130 , 14581 , 883385 , 448422 , 9440336 , 5852896 , 16162995 , 45846607 , 293191015 , 976999465 , 1826674580 , 8191578059
n×2
35981942
n×3
53972913
n×4
71963884
n×5
89954855
n÷2
8995485.5
n÷3
5996990.3333333
n÷3
4497742.75
n÷5
3598194.2
n2
323675037522841
n3
5.8232282134973E+21
n4
1.0476552991541E+29
n5
1.8848336105078E+36
2 √n
4241.5764757929
3 √n
262.03031232526
4 √n
65.12738652666
5 √n
28.249510098048
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
-17990970
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 17990971 can be divided by 4 positive divisors.
The sum of these divisors (counting 17990971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100101000010100111011
3
Ternary
1020212000222021
4
Quaternary
1010220110323
5
Quinary
14101202341
6
Senary
1441335311
8
Octal
104502473
10
Decimal
17990971
12
Duodecimal
6037537
16
Hexadecimal
112853b
20
Vigesimal
5c8h8b
36
Base36
aplx7
md5
a15246a377414fabbd35904e3b97a85e
sha1
f9913ce2126c339a1c91b3a0ef949312b66ad093
sha256
a529b38becd5c80779fd52d862e8f3eb03f5412ce6ad5df26ea34375240f2100
sha512
42421daa16032383fbdde050397ab5e6c60c6600ad18255f08c18410d7cd3808c8dbf32b8031289f08570f127f2da2ea2f104a7f67adfcbcc2037f6b51019197
ripemd-160
d7b13b40f200e4e35ec497cb2e81761b5539263b
Diameter
35981942
Circumference
113040604.64909
Area
1.0168551200322E+15
Volume
2.4392281300933E+22
Surface area
4.0674204801286E+15
Circumference
113040604.64909
Perimeter
71963884
Area
323675037522841
Diagonal
25443075.188461
Surface area
1942050225137046
Volume
5.8232282134973E+21
Space diagonal
31161275.849498
Perimeter
53972913
Area
1.4015540253283E+14
Altitude
15580637.924749
Surface area
1.4015540253283E+14
Volume
6.8627402636013E+20
Height
8481025.0628203