63640985 is an odd 8-digits composite number following 63640984
and preceding 63640986 . In scientific notation, it is written as 6.3640985 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 49270320 positive integers (up to 63640985) that are relatively prime to 63640985.
63640985 has 8 divisors, whose sum is 78832896
The reverse of 63640985 is 58904636
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixty-three million six hundred forty thousand nine hundred eighty-five
Scientific notation
6.3640985 × 10^7
Engineering notation
6.3640985 × 10^6
Prime Factorization
5 × 31 × 410587
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
63640985
Product of the distinct prime numbers
The prime factorization of 63640985 is 5 × 31 × 410587.
Since it has a total of 3 prime factors.
1 , 5 , 32 , 37 , 721 , 563 , 7702 , 1698 , 28637 , 9002 , 957343 , 445060 , 5906384 , 5151776 , 539866 , 99812252 , 320376224 , 408131581 , 2311139053 , 5705284281
n×2
127281970
n×3
190922955
n×4
254563940
n×5
318204925
n÷2
31820492.5
n÷3
21213661.666667
n÷3
15910246.25
n÷5
12728197
n2
4050174971770225
n3
2.577571246258E+23
n4
1.6403917301954E+31
n5
1.0439614549549E+39
2 √n
7977.5300062112
3 √n
399.25064914319
4 √n
89.317019689481
5 √n
36.370341472307
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
-63640984
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 63640985 can be divided by 8 positive divisors.
The sum of these divisors (counting 63640985) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110010110001010110011001
3
Ternary
11102202022000112
4
Quaternary
3302301112121
5
Quinary
112243002420
6
Senary
10152014105
8
Octal
362612631
10
Decimal
63640985
12
Duodecimal
19391335
16
Hexadecimal
3cb1599
20
Vigesimal
jhf295
36
Base36
11w1p5
md5
39a08e46373d924986c7acb8f9418bc2
sha1
7a84a41ce3d3160e8b4e71a78cb61b82f36b893a
sha256
16d05658f636c73f1e8691c2558dbbb5b959122874e2f53e067529799f3eab0e
sha512
0e7afdd93fb047822b4371823f5b75248ff3bebf57eb5dd6d9951a8bc84d95a0f79c3be591ee03e8935010c9e57b6dd7f3d7dadc4ce75d6ca9048134aa07d3f8
ripemd-160
312349ee15352ea009eab0fae205097e9a2be21d
Diameter
127281970
Circumference
399868101.88644
Area
1.2723999937067E+16
Volume
1.0796905188465E+24
Surface area
5.0895999748266E+16
Circumference
399868101.88644
Perimeter
254563940
Area
4050174971770225
Diagonal
90001944.109783
Surface area
24301049830621350
Volume
2.577571246258E+23
Space diagonal
110229419.46373
Perimeter
190922955
Area
1.7537772076625E+15
Altitude
55114709.731864
Surface area
1.7537772076625E+15
Volume
3.0376968453675E+22
Height
30000648.036594