64752021 is an odd 8-digits composite number following 64752020
and preceding 64752022 . In scientific notation, it is written as 6.4752021 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 43167996 positive integers (up to 64752021) that are relatively prime to 64752021.
64752021 has 8 divisors, whose sum is 95928960
The reverse of 64752021 is 12025746
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
sixty-four million seven hundred fifty-two thousand twenty-one
Scientific notation
6.4752021 × 10^7
Engineering notation
6.4752021 × 10^6
Prime Factorization
9 × 3 × 2398223
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64752021
Product of the distinct prime numbers
The prime factorization of 64752021 is 9 × 3 × 2398223.
Since it has a total of 3 prime factors.
3 , 5 , 86 , 14 , 695 , 136 , 7207 , 823 , 47507 , 29017 , 60022 , 879771 , 5575135 , 1159594 , 82167373 , 80449529 , 987262707 , 690836876 , 6115116148 , 6202949954
n×2
129504042
n×3
194256063
n×4
259008084
n×5
323760105
n÷2
32376010.5
n÷3
21584007
n÷3
16188005.25
n÷5
12950404.2
n2
4192824223584441
n3
2.7149384217485E+23
n4
1.7579774969876E+31
n5
1.1383259580247E+39
2 √n
8046.8640475654
3 √n
401.56061371025
4 √n
89.704314542643
5 √n
36.496453594828
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
-64752020
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 64752021 can be divided by 8 positive divisors.
The sum of these divisors (counting 64752021) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110111000000100110010101
3
Ternary
11111211202002000
4
Quaternary
3313000212111
5
Quinary
113034031041
6
Senary
10231505513
8
Octal
367004625
10
Decimal
64752021
12
Duodecimal
19828299
16
Hexadecimal
3dc0995
20
Vigesimal
104e011
36
Base36
12juz9
md5
8029d7cce2c28ccb13324d6bb856f881
sha1
67fb4447e296ce2328fb6c56230a2f29b2599a99
sha256
86f7c6d58717755b13c5cc73645504a145df91a6cc49ca2fce4eedafa2a8b9e2
sha512
d7d43d6e4625b850e7f58e5d914a8fb91e515de78c1351c1fb235acce6d8e5e1fe1f6aa30b57e3a226af65b32e236b00aba242e41f6499a5c04d1223fdeb37ef
ripemd-160
99cbf8a36ea5a4ff71d0b48de4d48679f87c56e4
Diameter
129504042
Circumference
406848946.95738
Area
1.3172145778606E+16
Volume
1.1372307467618E+24
Surface area
5.2688583114425E+16
Circumference
406848946.95738
Perimeter
259008084
Area
4192824223584441
Diagonal
91573186.289267
Surface area
25156945341506646
Volume
2.7149384217485E+23
Space diagonal
112153790.26477
Perimeter
194256063
Area
1.8155461456134E+15
Altitude
56076895.132383
Surface area
1.8155461456134E+15
Volume
3.1995856142038E+22
Height
30524395.429756