64984989 is an odd 8-digits composite number following 64984988
and preceding 64984990 . In scientific notation, it is written as 6.4984989 × 10^7.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 43267376 positive integers (up to 64984989) that are relatively prime to 64984989.
64984989 has 8 divisors, whose sum is 86758560
The reverse of 64984989 is 98948946
Previous prime number is 797
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
sixty-four million nine hundred eighty-four thousand nine hundred eighty-nine
Scientific notation
6.4984989 × 10^7
Engineering notation
6.4984989 × 10^6
Prime Factorization
3 × 797 × 27179
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64984989
Product of the distinct prime numbers
The prime factorization of 64984989 is 3 × 797 × 27179.
Since it has a total of 3 prime factors.
5 , 9 , 34 , 8 , 796 , 805 , 7209 , 4232 , 85935 , 26093 , 869007 , 544053 , 5797494 , 4600784 , 89103566 , 8674230 , 770988763 , 231787768 , 6490154025 , 1310847804
n×2
129969978
n×3
194954967
n×4
259939956
n×5
324924945
n÷2
32492494.5
n÷3
21661663
n÷3
16246247.25
n÷5
12996997.8
n2
4223048795330121
n3
2.7443477951099E+23
n4
1.7834141127739E+31
n5
1.1589514650106E+39
2 √n
8061.3267518443
3 √n
402.04162213528
4 √n
89.784891556677
5 √n
36.52267762838
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
-64984988
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 64984989 can be divided by 8 positive divisors.
The sum of these divisors (counting 64984989) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110111111001011110011101
3
Ternary
11112021120122110
4
Quaternary
3313321132131
5
Quinary
113114004424
6
Senary
10240504233
8
Octal
367713635
10
Decimal
64984989
12
Duodecimal
1991b079
16
Hexadecimal
3df979d
20
Vigesimal
1063299
36
Base36
12ouql
md5
4014276ef17f0b95df4a7c3f2dfa843f
sha1
b4db77cc870625ca026587aedafec2bba8c8119a
sha256
c5bb97575be0fd2355003e3c8cd6c48983041c084e3e34e5d8e4061519c2f318
sha512
51b75a0984fda82d97a05c052c36f53f971dc8c659121e3fbbb966c4cf1d02db134b264405973deae87f97822db09142d846971745baa55723b5167f1f72b88c
ripemd-160
dceb027db28128179ba3f8ab0313f6e6ebe15454
Diameter
129969978
Circumference
408312728.07203
Area
1.326709907116E+16
Volume
1.1495497162684E+24
Surface area
5.3068396284641E+16
Circumference
408312728.07203
Perimeter
259939956
Area
4223048795330121
Diagonal
91902652.794466
Surface area
25338292771980726
Volume
2.7443477951099E+23
Space diagonal
112557302.6773
Perimeter
194954967
Area
1.8286337690886E+15
Altitude
56278651.338652
Surface area
1.8286337690886E+15
Volume
3.2342448930943E+22
Height
30634217.598155