1661550243 is an odd 10-digits composite number following 1661550242
and preceding 1661550244 . In scientific notation, it is written as 1.661550243 × 10^9.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 1105674024 positive integers (up to 1661550243) that are relatively prime to 1661550243.
1661550243 has 8 divisors, whose sum is 2219452608
The reverse of 1661550243 is 3420551661
Previous prime number is 547
Is Prime? no Number parity odd Number length 10 Sum of Digits 33 Digital Root 6
Name
one billion six hundred sixty-one million five hundred fifty thousand two hundred forty-three
Scientific notation
1.661550243 × 10^9
Engineering notation
1.661550243 × 10^9
Prime Factorization
3 × 547 × 1012523
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1661550243 Product of the distinct prime numbers
The prime factorization of 1661550243 is 3 × 547 × 1012523.
Since it has a total of 3 prime factors.
8 , 10 , 83 , 100 , 2 , 800 , 6143 , 4379 , 3412 , 76582 , 806719 , 495383 , 305281 , 4056217 , 15737105 , 83574132 , 742289813 , 537034581 , 8050412441 , 1917633139
n×2
3323100486
n×3
4984650729
n×4
6646200972
n×5
8307751215
n÷2
830775121.5
n÷3
553850081
n÷3
415387560.75
n÷5
332310048.6
n2
2760749210013359049
n3
4.5871235207598E+27
n4
7.6217362005894E+36
n5
1.2663897636171E+46
2 √n40762.117744298
3 √n1184.4166196814
4 √n201.89630443447
5 √n69.839753146592
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
-1661550242 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 1661550243 can be divided by 8 positive divisors.
The sum of these divisors (counting 1661550243) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100011000010010011111010100011
3
Ternary
11021210111111102220
4
Quaternary
1203002103322203
5
Quinary
11400324101433
6
Senary
432512442123
8
Octal
14302237243
10
Decimal
1661550243
12
Duodecimal
3a4549343
16
Hexadecimal
63093ea3
20
Vigesimal
15j4dfc3
36
Base36
rh8sdf
md5
61f5fac65a3e3908afe0df9fd0a498de
sha1
802900cf70d080a935f4eaecc1f807842a412617
sha256
eb4f1c32f0168a0179f8c2936d082d891ff7e0e3cf1d9eacc861df4934b92617
sha512
7dc41b1acfa3e715c0fe0d2cd56ada144fa43329ceab87e351ebb5cff986bc24420e029d97ead654b1249bcc36205d8324974c1771e06bd3dfd7cb3364b666fd
ripemd-160
7d68c3a21882308927e96e5c05d8f15b3fb40248
Diameter
3323100486
Circumference
10439828073.958
Area
8.6731494365818E+18
Volume
1.9214498071904E+28
Surface area
3.4692597746327E+19
Circumference
10439828073.958
Perimeter
6646200972
Area
2760749210013359049
Diagonal
2349786888.2149
Surface area
1.656449526008E+19
Volume
4.5871235207598E+27
Space diagonal
2877889440.2044
Perimeter
4984650729
Area
1.1954394746747E+18
Altitude
1438944720.1022
Surface area
1.1954394746747E+18
Volume
5.4059769127826E+26
Height
783262296.07164