64673985 is an odd 8-digits composite number following 64673984
and preceding 64673986 . In scientific notation, it is written as 6.4673985 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 34019712 positive integers (up to 64673985) that are relatively prime to 64673985.
64673985 has 8 divisors, whose sum is 69931776
The reverse of 64673985 is 58937646
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
sixty-four million six hundred seventy-three thousand nine hundred eighty-five
Scientific notation
6.4673985 × 10^7
Engineering notation
6.4673985 × 10^6
Prime Factorization
15 × 73 × 59063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64673985
Product of the distinct prime numbers
The prime factorization of 64673985 is 15 × 73 × 59063.
Since it has a total of 3 prime factors.
5 , 2 , 53 , 8 , 521 , 418 , 750 , 6916 , 50760 , 56199 , 662273 , 299026 , 9202711 , 5096781 , 37666157 , 84448372 , 493368668 , 37297672 , 9531220024 , 5390222347
n×2
129347970
n×3
194021955
n×4
258695940
n×5
323369925
n÷2
32336992.5
n÷3
21557995
n÷3
16168496.25
n÷5
12934797
n2
4182724335780225
n3
2.7051345095139E+23
n4
1.7495182869128E+31
n5
1.1314831944502E+39
2 √n
8042.0137403514
3 √n
401.39923506247
4 √n
89.67727549581
5 √n
36.487652599496
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
-64673984
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 64673985 can be divided by 8 positive divisors.
The sum of these divisors (counting 64673985) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110110101101100011000001
3
Ternary
11111200210000210
4
Quaternary
3312231203001
5
Quinary
113024031420
6
Senary
10230104333
8
Octal
366554301
10
Decimal
64673985
12
Duodecimal
197ab0a9
16
Hexadecimal
3dad8c1
20
Vigesimal
10444j5
36
Base36
12i6rl
md5
06412b41b70719d2575af77978eeb846
sha1
33925938265fc7fa168a31b04bfe0f621aa2f992
sha256
c210d5a0696d9257d8c18bb654f8df46772a6587830870eae60f369a8711005b
sha512
70f22c8a55ed5459d3f4459de767893d1eb3d9f189ad93919cc766d096b1646b40c438a4b0b5ee7833abfd5da4cf4871d9401e82220faf694f6ba2782106a790
ripemd-160
d80c1fbbc0c1d9fda7a52a66c98645112c6c675f
Diameter
129347970
Circumference
406358632.30875
Area
1.3140416045278E+16
Volume
1.1331240936081E+24
Surface area
5.2561664181114E+16
Circumference
406358632.30875
Perimeter
258695940
Area
4182724335780225
Diagonal
91462826.719714
Surface area
25096346014681350
Volume
2.7051345095139E+23
Space diagonal
112018627.94795
Perimeter
194021955
Area
1.8111727659065E+15
Altitude
56009313.973974
Surface area
1.8111727659065E+15
Volume
3.1880315928317E+22
Height
30487608.906571