17990421 is an odd 8-digits composite number following 17990420
and preceding 17990422 . In scientific notation, it is written as 1.7990421 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 11993612 positive integers (up to 17990421) that are relatively prime to 17990421.
17990421 has 4 divisors, whose sum is 23987232
The reverse of 17990421 is 12409971
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
seventeen million nine hundred ninety thousand four hundred twenty-one
Scientific notation
1.7990421 × 10^7
Engineering notation
1.7990421 × 10^6
Prime Factorization
3 × 5996807
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
17990421
Product of the distinct prime numbers
The prime factorization of 17990421 is 3 × 5996807.
Since it has a total of 2 prime factors.
1 , 4 , 7 , 28 , 709 , 120 , 8887 , 7908 , 76616 , 31882 , 54724 , 579426 , 7333991 , 2894911 , 34300987 , 31782057 , 663659685 , 62143244 , 8235674530 , 6274765149
n×2
35980842
n×3
53971263
n×4
71961684
n×5
89952105
n÷2
8995210.5
n÷3
5996807
n÷3
4497605.25
n÷5
3598084.2
n2
323655247757241
n3
5.8226941660121E+21
n4
1.047527194008E+29
n5
1.8845455229153E+36
2 √n
4241.5116409129
3 √n
262.02764213141
4 √n
65.126888770407
5 √n
28.249337373402
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
-17990420
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 17990421 can be divided by 4 positive divisors.
The sum of these divisors (counting 17990421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100101000001100010101
3
Ternary
1020212000012220
4
Quaternary
1010220030111
5
Quinary
14101143141
6
Senary
1441332553
8
Octal
104501425
10
Decimal
17990421
12
Duodecimal
6037159
16
Hexadecimal
1128315
20
Vigesimal
5c8g11
36
Base36
aplhx
md5
d8c0313a770a2656a755a29d6fafdd8d
sha1
4524b4e7fdad97acea85b1336077e3aee69fe8ed
sha256
f4b3f569faeb36e73be6f5b871544c923b27a64dfc3d0d1493ec019ea1f35230
sha512
c41fda3d8f5b0066f9ff9643fa4a563e1300cf25f273627a124860496fed17c269078b4b4224f351ad1d7984f4bd2052299296560352e07f684bbe49aa663bcf
ripemd-160
33079080a668e9cb1103316963beabf6652efbc1
Diameter
35980842
Circumference
113037148.89718
Area
1.0167929486499E+15
Volume
2.4390044288058E+22
Surface area
4.0671717945997E+15
Circumference
113037148.89718
Perimeter
71961684
Area
323655247757241
Diagonal
25442297.371002
Surface area
1941931486543446
Volume
5.8226941660121E+21
Space diagonal
31160323.221554
Perimeter
53971263
Area
1.4014683331296E+14
Altitude
15580161.610777
Surface area
1.4014683331296E+14
Volume
6.8621108826041E+20
Height
8480765.7903339