1990355461 is an odd 10-digits composite number following 1990355460
and preceding 1990355462 . In scientific notation, it is written as 1.990355461 × 10^9.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 1873275712 positive integers (up to 1990355461) that are relatively prime to 1990355461.
1990355461 has 4 divisors, whose sum is 2107435212
The reverse of 1990355461 is 1645530991
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 43
Digital Root 7
Name
one billion nine hundred ninety million three hundred fifty-five thousand four hundred sixty-one
Scientific notation
1.990355461 × 10^9
Engineering notation
1.990355461 × 10^9
Prime Factorization
17 × 117079733
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1990355461
Product of the distinct prime numbers
The prime factorization of 1990355461 is 17 × 117079733.
Since it has a total of 2 prime factors.
6 , 10 , 74 , 59 , 263 , 539 , 904 , 5847 , 23387 , 1438 , 624986 , 212811 , 6625318 , 2151357 , 59150700 , 84054217 , 444129732 , 774090041 , 1679885981 , 8552591401
n×2
3980710922
n×3
5971066383
n×4
7961421844
n×5
9951777305
n÷2
995177730.5
n÷3
663451820.33333
n÷3
497588865.25
n÷5
398071092.2
n2
3961514861132522521
n3
7.8848227376878E+27
n4
1.5693599994974E+37
n5
3.1235842452746E+46
2 √n
44613.400016139
3 √n
1257.892559466
4 √n
211.21884389452
5 √n
72.407929485145
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
-1990355460
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 1990355461 can be divided by 4 positive divisors.
The sum of these divisors (counting 1990355461) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110101000100110101000000101
3
Ternary
12010201012112101221
4
Quaternary
1312220212220011
5
Quinary
13034012333321
6
Senary
525300120341
8
Octal
16650465005
10
Decimal
1990355461
12
Duodecimal
4766960b1
16
Hexadecimal
76a26a05
20
Vigesimal
1b1je8d1
36
Base36
wx083p
md5
4df6686e4ff2b015e9b77fef970581c3
sha1
1431b9d29721d6feafaa37691229604fabd51443
sha256
e6ced7e4b9ab96a86420e166b6a3d3cdbfd52c0357c5c324b191cd96844cb916
sha512
9dfee365e0e16a782d33868b38920965c5c9a545258b885e62d59d65d28d34e3676a30dbbc94addd4e4600a2d8852845cccc9c7c9277249118f74cd8787de546
ripemd-160
2fe30e9e24b9eb7d8fd25d8f77a2f1e298230ea3
Diameter
3980710922
Circumference
12505772188.62
Area
1.2445465984821E+19
Volume
3.3027868250104E+28
Surface area
4.9781863939283E+19
Circumference
12505772188.62
Perimeter
7961421844
Area
3961514861132522521
Diagonal
2814787686.8896
Surface area
2.3769089166795E+19
Volume
7.8848227376878E+27
Space diagonal
3447396783.5742
Perimeter
5971066383
Area
1.7153862536052E+18
Altitude
1723698391.7871
Surface area
1.7153862536052E+18
Volume
9.2923527104548E+26
Height
938262562.29652