64488968 is an even 8-digits composite number following 64488967
and preceding 64488969 . In scientific notation, it is written as 6.4488968 × 10^7.
The sum of its digits is 53. It has a total of 4 prime factors and 8 positive divisors.
There are 32244480 positive integers (up to 64488968) that are relatively prime to 64488968.
64488968 has 8 divisors, whose sum is 120916830
The reverse of 64488968 is 86988446
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
sixty-four million four hundred eighty-eight thousand nine hundred sixty-eight
Scientific notation
6.4488968 × 10^7
Engineering notation
6.4488968 × 10^6
Prime Factorization
2 × 2 × 2 × 8061121
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
16122242
Product of the distinct prime numbers
The prime factorization of 64488968 is 2 × 2 × 2 × 8061121.
Since it has a total of 4 prime factors.
7 , 5 , 69 , 47 , 380 , 462 , 1781 , 9610 , 78923 , 10872 , 177687 , 529597 , 8141188 , 8807445 , 87834105 , 98098387 , 617779853 , 685154452 , 3111461456 , 2692398050
n×2
128977936
n×3
193466904
n×4
257955872
n×5
322444840
n÷2
32244484
n÷3
21496322.666667
n÷3
16122242
n÷5
12897793.6
n2
4158826993705024
n3
2.6819846091458E+23
n4
1.729584196357E+31
n5
1.1153909989217E+39
2 √n
8030.5023504137
3 √n
401.01609999972
4 √n
89.613070198569
5 √n
36.466752157606
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
-64488967
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 64488968 can be divided by 8 positive divisors.
The sum of these divisors (counting 64488968) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110110000000011000001000
3
Ternary
11111100101020022
4
Quaternary
3312000120020
5
Quinary
113002121333
6
Senary
10222120012
8
Octal
366003010
10
Decimal
64488968
12
Duodecimal
19720008
16
Hexadecimal
3d80608
20
Vigesimal
1031288
36
Base36
12e808
md5
38a875f8c8c8c28643126b21a841e679
sha1
b50f884838fce4a7c2b073b7d97d65755f7cdd17
sha256
8c6ab16a271e2a37bfceaf0b7562735c09519f64897d1b4e7a349748d708b8cd
sha512
cbfcd0ba46527bcbc681baddbf097d9c59e8eb34225823f07f9e9ddda4e569b981fa007b04f1fc3b7f84979647a712fff5d6ec1c9ef7822bb3d8eba18b62073f
ripemd-160
22d5086d66e08d5d27f8e81de70fe1e87a5cdaf9
Diameter
128977936
Circumference
405196136.21277
Area
1.3065340330975E+16
Volume
1.1234270860178E+24
Surface area
5.2261361323899E+16
Circumference
405196136.21277
Perimeter
257955872
Area
4158826993705024
Diagonal
91201173.169045
Surface area
24952961962230144
Volume
2.6819846091458E+23
Space diagonal
111698169.10368
Perimeter
193466904
Area
1.8008249132465E+15
Altitude
55849084.551842
Surface area
1.8008249132465E+15
Volume
3.1607491736082E+22
Height
30400391.056348