64876989 is an odd 8-digits composite number following 64876988
and preceding 64876990 . In scientific notation, it is written as 6.4876989 × 10^7.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 42846896 positive integers (up to 64876989) that are relatively prime to 64876989.
64876989 has 8 divisors, whose sum is 87311520
The reverse of 64876989 is 98967846
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
sixty-four million eight hundred seventy-six thousand nine hundred eighty-nine
Scientific notation
6.4876989 × 10^7
Engineering notation
6.4876989 × 10^6
Prime Factorization
3 × 107 × 202109
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64876989
Product of the distinct prime numbers
The prime factorization of 64876989 is 3 × 107 × 202109.
Since it has a total of 3 prime factors.
3 , 8 , 50 , 97 , 224 , 990 , 9877 , 1105 , 28079 , 4323 , 468979 , 470462 , 3907542 , 6874604 , 7599149 , 66034564 , 414019524 , 289715926 , 1376736792 , 1183693519
n×2
129753978
n×3
194630967
n×4
259507956
n×5
324384945
n÷2
32438494.5
n÷3
21625663
n÷3
16219247.25
n÷5
12975397.8
n2
4209023701706121
n3
2.7306878439633E+23
n4
1.7715880521524E+31
n5
1.1493529857202E+39
2 √n
8054.6253171703
3 √n
401.81877799891
4 √n
89.747564408012
5 √n
36.510529980102
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
-64876988
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 64876989 can be divided by 8 positive divisors.
The sum of these divisors (counting 64876989) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110111011111000110111101
3
Ternary
11112002002111110
4
Quaternary
3313133012331
5
Quinary
113102030424
6
Senary
10234312233
8
Octal
367370675
10
Decimal
64876989
12
Duodecimal
19888679
16
Hexadecimal
3ddf1bd
20
Vigesimal
1059c99
36
Base36
12mjel
md5
b6126fea0b14284b3053f7074eca2627
sha1
5da6e4fa55c9a047407523d18356805490435500
sha256
2dfa49005b25cf9bf87001d0fe244e21e49257cb66b7e38baa2c6e834fe631db
sha512
a8ca18478dbf02962e8e836e379012c9df26ee8f7bf2e5b14428bc08f11d360145e59c94f7ed0a5a5d0bee1edc565c0437d990c3576c5ef8d09170a6aaf956b9
ripemd-160
a614d7bf66d5bf4c903999b4855630659f38e4b9
Diameter
129753978
Circumference
407634144.05885
Area
1.3223037940065E+16
Volume
1.1438278493123E+24
Surface area
5.2892151760261E+16
Circumference
407634144.05885
Perimeter
259507956
Area
4209023701706121
Diagonal
91749917.72973
Surface area
25254142210236726
Volume
2.7306878439633E+23
Space diagonal
112370241.19009
Perimeter
194630967
Area
1.8225607254042E+15
Altitude
56185120.595044
Surface area
1.8225607254042E+15
Volume
3.2181464862835E+22
Height
30583305.90991