64984988 is an even 8-digits composite number following 64984987
and preceding 64984989 . In scientific notation, it is written as 6.4984988 × 10^7.
The sum of its digits is 56. It has a total of 4 prime factors and 12 positive divisors.
There are 32468352 positive integers (up to 64984988) that are relatively prime to 64984988.
64984988 has 12 divisors, whose sum is 113808240
The reverse of 64984988 is 88948946
Previous prime number is 1543
Is Prime? no
Number parity even
Number length 8
Sum of Digits 56
Digital Root 2
Name
sixty-four million nine hundred eighty-four thousand nine hundred eighty-eight
Scientific notation
6.4984988 × 10^7
Engineering notation
6.4984988 × 10^6
Prime Factorization
2 × 2 × 1543 × 10529
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
32492494
Product of the distinct prime numbers
The prime factorization of 64984988 is 2 × 2 × 1543 × 10529.
Since it has a total of 4 prime factors.
9 , 2 , 10 , 37 , 861 , 660 , 5617 , 7621 , 41066 , 78742 , 497196 , 230888 , 2557723 , 6743935 , 86637764 , 59747962 , 350320990 , 502167906 , 6223228436 , 4810970487
n×2
129969976
n×3
194954964
n×4
259939952
n×5
324924940
n÷2
32492494
n÷3
21661662.666667
n÷3
16246247
n÷5
12996997.6
n2
4223048665360144
n3
2.7443476684184E+23
n4
1.783414003E+31
n5
1.1589513758399E+39
2 √n
8061.3266898197
3 √n
402.04162007305
4 √n
89.784891211271
5 √n
36.522677515977
1 , 2 , 4 , 1543 , 3086 , 6172 , 10529 , 21058 , 42116 , 16246247 , 32492494 , 64984988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64984987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64984988 can be divided by 12 positive divisors.
The sum of these divisors (counting 64984988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11110111111001011110011100
3
Ternary
11112021120122102
4
Quaternary
3313321132130
5
Quinary
113114004423
6
Senary
10240504232
8
Octal
367713634
10
Decimal
64984988
12
Duodecimal
1991b078
16
Hexadecimal
3df979c
20
Vigesimal
1063298
36
Base36
12ouqk
md5
c61fd9c303933f935759a73343477645
sha1
ce4fea85da933fd61c4c12c8058b9dd94e613d01
sha256
b358f59b648516928519d12b1f86c0448b61b0697aaaa44c59fb1029a4f5355e
sha512
bad7e47f444fd8e37c36b70a2e7349c0ae8d23ce49ba68a2b377f650aefd1fa576114cfa21bf8f149602ec0fd5e713a8ce8a89e65a0c255c635b44b1c53a4412
ripemd-160
a7ea248d8dba600113443bc58a76a04633437e40
Diameter
129969976
Circumference
408312721.78884
Area
1.3267098662848E+16
Volume
1.1495496632E+24
Surface area
5.306839465139E+16
Circumference
408312721.78884
Perimeter
259939952
Area
4223048665360144
Diagonal
91902651.380253
Surface area
25338291992160864
Volume
2.7443476684184E+23
Space diagonal
112557300.94525
Perimeter
194954964
Area
1.8286337128099E+15
Altitude
56278650.472627
Surface area
1.8286337128099E+15
Volume
3.234244743787E+22
Height
30634217.126751