1661343485 is an odd 10-digits composite number following 1661343484
and preceding 1661343486 . In scientific notation, it is written as 1.661343485 × 10^9.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 1297222080 positive integers (up to 1661343485) that are relatively prime to 1661343485.
1661343485 has 16 divisors, whose sum is 2041459200
The reverse of 1661343485 is 5843431661
Previous prime number is 3221
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 41
Digital Root 5
Name
one billion six hundred sixty-one million three hundred forty-three thousand four hundred eighty-five
Scientific notation
1.661343485 × 10^9
Engineering notation
1.661343485 × 10^9
Prime Factorization
5 × 43 × 3221 × 2399
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1661343485
Product of the distinct prime numbers
The prime factorization of 1661343485 is 5 × 43 × 3221 × 2399.
Since it has a total of 4 prime factors.
4 , 4 , 37 , 44 , 180 , 224 , 5967 , 8161 , 93031 , 4646 , 112538 , 702739 , 1372121 , 890162 , 88312152 , 54325142 , 910376950 , 427920555 , 5906938359 , 2470207176
n×2
3322686970
n×3
4984030455
n×4
6645373940
n×5
8306717425
n÷2
830671742.5
n÷3
553781161.66667
n÷3
415335871.25
n÷5
332268697
n2
2760062175151945225
n3
4.5854113128836E+27
n4
7.6179432107045E+36
n5
1.2656020322204E+46
2 √n
40759.581511591
3 √n
1184.3674893043
4 √n
201.89002330871
5 √n
69.838014932952
1 , 5 , 43 , 215 , 2399 , 3221 , 11995 , 16105 , 103157 , 138503 , 515785 , 692515 , 7727179 , 38635895 , 332268697 , 1661343485
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
-1661343484
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 1661343485 can be divided by 16 positive divisors.
The sum of these divisors (counting 1661343485) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100011000001100001011011111101
3
Ternary
11021210002222211012
4
Quaternary
1203001201123331
5
Quinary
11400300442420
6
Senary
432504205005
8
Octal
14301413375
10
Decimal
1661343485
12
Duodecimal
3a4469765
16
Hexadecimal
630616fd
20
Vigesimal
15j37ie5
36
Base36
rh4cu5
md5
f35362d6b14e7fc3cf84475d3febca37
sha1
ff8c0c48d9adbd02c91640f7dfdd752ac4de9be6
sha256
4386aea00037129276c566549c2388289bd8d9dda7f277a8cdc64ee94761d7be
sha512
fb30760d6e4b37b3d12ec3d2c919cc9c2c9024994a1696f5263b3cfe6c69506f403e69657e78a3dfc450012670ae86c8af5ef6c59c19f9b5e61a2dfbe736ab79
ripemd-160
17acd44e4a8595eba6a1a9197015fd63e1485078
Diameter
3322686970
Circumference
10438528975.131
Area
8.6709910529084E+18
Volume
1.9207325992324E+28
Surface area
3.4683964211634E+19
Circumference
10438528975.131
Perimeter
6645373940
Area
2760062175151945225
Diagonal
2349494488.2472
Surface area
1.6560373050912E+19
Volume
4.5854113128836E+27
Space diagonal
2877531324.8435
Perimeter
4984030455
Area
1.1951419798531E+18
Altitude
1438765662.4218
Surface area
1.1951419798531E+18
Volume
5.4039590564492E+26
Height
783164829.41573