661858413 is an odd 9-digits composite number following 661858412
and preceding 661858414 . In scientific notation, it is written as 6.61858413 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 441147504 positive integers (up to 661858413) that are relatively prime to 661858413.
661858413 has 8 divisors, whose sum is 882660768
The reverse of 661858413 is 314858166
Previous prime number is 5483
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
six hundred sixty-one million eight hundred fifty-eight thousand four hundred thirteen
Scientific notation
6.61858413 × 10^8
Engineering notation
6.61858413 × 10^6
Prime Factorization
3 × 5483 × 40237
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
661858413
Product of the distinct prime numbers
The prime factorization of 661858413 is 3 × 5483 × 40237.
Since it has a total of 3 prime factors.
2 , 1 , 75 , 82 , 19 , 75 , 1902 , 9324 , 24131 , 10048 , 794273 , 194823 , 4575614 , 2537976 , 4643122 , 11470855 , 868196697 , 288492646 , 9475016690 , 6582047608
n×2
1323716826
n×3
1985575239
n×4
2647433652
n×5
3309292065
n÷2
330929206.5
n÷3
220619471
n÷3
165464603.25
n÷5
132371682.6
n2
438056558858878569
n3
2.8993141885058E+26
n4
1.9189354875928E+35
n5
1.2700635964676E+44
2 √n
25726.609045889
3 √n
871.47519702792
4 √n
160.39516528215
5 √n
58.096907931647
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
-661858412
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 661858413 can be divided by 8 positive divisors.
The sum of these divisors (counting 661858413) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111011100110010100001101101
3
Ternary
1201010101220001120
4
Quaternary
213130302201231
5
Quinary
2323413432123
6
Senary
145401531153
8
Octal
4734624155
10
Decimal
661858413
12
Duodecimal
1657a3ab9
16
Hexadecimal
2773286d
20
Vigesimal
a6gc60d
36
Base36
ay1x7x
md5
626da1d7ff53a372811c9a01364bc1ba
sha1
03a65b98bb2eb151e3a87f548a8d3dc4a838301c
sha256
67a1d5a54b75aba6221672da5debae40d22de2c0d027938626d17d40336fba32
sha512
fbde0c0f37eb2ff56f5244df63555720fdf8141dca8cd4e6a187babd4d9477dd1a4e92bfbd9c5b8dba993d04e5acd274e654fbc9b7ec9cc66d57da37ab3e136d
ripemd-160
c0e29f2b13d79b3fd4dedbbb3dc77ab8bb8b97e3
Diameter
1323716826
Circumference
4158579055.9948
Area
1.3761952671679E+18
Volume
1.2144618873411E+27
Surface area
5.5047810686715E+18
Circumference
4158579055.9948
Perimeter
2647433652
Area
438056558858878569
Diagonal
936009144.03533
Surface area
2628339353153271414
Volume
2.8993141885058E+26
Space diagonal
1146372398.7329
Perimeter
1985575239
Area
1.8968405413309E+17
Altitude
573186199.36645
Surface area
1.8968405413309E+17
Volume
3.416874539138E+25
Height
312003048.01178