63661491 is an odd 8-digits composite number following 63661490
and preceding 63661492 . In scientific notation, it is written as 6.3661491 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 41744160 positive integers (up to 63661491) that are relatively prime to 63661491.
63661491 has 8 divisors, whose sum is 67103344
The reverse of 63661491 is 19416636
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
sixty-three million six hundred sixty-one thousand four hundred ninety-one
Scientific notation
6.3661491 × 10^7
Engineering notation
6.3661491 × 10^6
Prime Factorization
27 × 61 × 38653
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
63661491
Product of the distinct prime numbers
The prime factorization of 63661491 is 27 × 61 × 38653.
Since it has a total of 3 prime factors.
10 , 8 , 31 , 68 , 44 , 14 , 4514 , 1371 , 806 , 20617 , 14183 , 250353 , 8224344 , 3150880 , 77023886 , 40426962 , 221067287 , 784248306 , 6395557484 , 2744410938
n×2
127322982
n×3
190984473
n×4
254645964
n×5
318307455
n÷2
31830745.5
n÷3
21220497
n÷3
15915372.75
n÷5
12732298.2
n2
4052785436343081
n3
2.5800636358069E+23
n4
1.6425069793035E+31
n5
1.0456444328036E+39
2 √n
7978.8151376003
3 √n
399.29352588708
4 √n
89.324213613109
5 √n
36.372684975057
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
-63661490
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 63661491 can be divided by 8 positive divisors.
The sum of these divisors (counting 63661491) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110010110110010110110011
3
Ternary
11102210100011000
4
Quaternary
3302312112303
5
Quinary
112244131431
6
Senary
10152253043
8
Octal
362662663
10
Decimal
63661491
12
Duodecimal
193a1183
16
Hexadecimal
3cb65b3
20
Vigesimal
jhhdeb
36
Base36
11whir
md5
8383f92dffea47d3c6db0de772d3ee38
sha1
10e99ad87b0bd0e95393aaaef39d507ca5b2be48
sha256
d833fe4d38f4d96b9080d3a8ce3c2832500df5c1dcec4b9017431b31f45c51b3
sha512
b3fcb64f88223383e511b56a007071df4bac5c449ea32e0297d623670c37dc9d9cdb7b6c4ff218434a518fbdf4f3aba334eb44466ce2b8a00653b5ca1e1e76a4
ripemd-160
dd957618cb7dcacd6bc35da45d3c4cf0c2a21665
Diameter
127322982
Circumference
399996944.88435
Area
1.2732200953391E+16
Volume
1.0807345285393E+24
Surface area
5.0928803813565E+16
Circumference
399996944.88435
Perimeter
254645964
Area
4052785436343081
Diagonal
90030943.973093
Surface area
24316712618058486
Volume
2.5800636358069E+23
Space diagonal
110264936.89759
Perimeter
190984473
Area
1.7549075719804E+15
Altitude
55132468.448794
Surface area
1.7549075719804E+15
Volume
3.0406341546198E+22
Height
30010314.657698