1661497384 is an even 10-digits composite number following 1661497383
and preceding 1661497385 . In scientific notation, it is written as 1.661497384 × 10^9.
The sum of its digits is 49. It has a total of 4 prime factors and 8 positive divisors.
There are 830748688 positive integers (up to 1661497384) that are relatively prime to 1661497384.
1661497384 has 8 divisors, whose sum is 3115307610
The reverse of 1661497384 is 4837941661
Previous prime number is 2
Is Prime? no
Number parity even
Number length 10
Sum of Digits 49
Digital Root 4
Name
one billion six hundred sixty-one million four hundred ninety-seven thousand three hundred eighty-four
Scientific notation
1.661497384 × 10^9
Engineering notation
1.661497384 × 10^9
Prime Factorization
2 × 2 × 2 × 207687173
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
415374346
Product of the distinct prime numbers
The prime factorization of 1661497384 is 2 × 2 × 2 × 207687173.
Since it has a total of 4 prime factors.
9 , 8 , 49 , 82 , 608 , 403 , 687 , 496 , 22283 , 23678 , 945427 , 914758 , 7206471 , 7780029 , 4442668 , 67208035 , 32442731 , 745621394 , 5561674676 , 8478989834
n×2
3322994768
n×3
4984492152
n×4
6645989536
n×5
8307486920
n÷2
830748692
n÷3
553832461.33333
n÷3
415374346
n÷5
332299476.8
n2
2760573557038843456
n3
4.5866857433596E+27
n4
7.6207663638221E+36
n5
1.2661883377566E+46
2 √n
40761.469355262
3 √n
1184.4040595753
4 √n
201.89469868043
5 √n
69.839308777666
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
-1661497383
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 1661497384 can be divided by 8 positive divisors.
The sum of these divisors (counting 1661497384) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100011000010000111000000101000
3
Ternary
11021210101210221011
4
Quaternary
1203002013000220
5
Quinary
11400320404014
6
Senary
432511353304
8
Octal
14302070050
10
Decimal
1661497384
12
Duodecimal
3a4522834
16
Hexadecimal
63087028
20
Vigesimal
15j47394
36
Base36
rh7nl4
md5
7a8f495660b8e8ef14e0778accdb7baf
sha1
07a8b10949e3d72601b96caee28e937943a02979
sha256
0c0c76beab5ddae01b82e8c982915169a6e8ad74d551c822e61d7693885a7673
sha512
aba79cee3e19bbb1daf1d18e60bcd676628a19b9367cfb68f787a5594cff1bcaf724aa99da07a0aaa5a9890424e462a603ee6863ecd83df612bc5802dd79b6c0
ripemd-160
518026d124cc8e60830b7baea2e99ed21a322214
Diameter
3322994768
Circumference
10439495951.066
Area
8.6725976064875E+18
Volume
1.9212664314218E+28
Surface area
3.469039042595E+19
Circumference
10439495951.066
Perimeter
6645989536
Area
2760573557038843456
Diagonal
2349712134.3002
Surface area
1.6563441342233E+19
Volume
4.5866857433596E+27
Space diagonal
2877797885.7308
Perimeter
4984492152
Area
1.1953634147056E+18
Altitude
1438898942.8654
Surface area
1.1953634147056E+18
Volume
5.4054609871687E+26
Height
783237378.10007