64989843 is an odd 8-digits composite number following 64989842
and preceding 64989844 . In scientific notation, it is written as 6.4989843 × 10^7.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 43326560 positive integers (up to 64989843) that are relatively prime to 64989843.
64989843 has 4 divisors, whose sum is 86653128
The reverse of 64989843 is 34898946
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
sixty-four million nine hundred eighty-nine thousand eight hundred forty-three
Scientific notation
6.4989843 × 10^7
Engineering notation
6.4989843 × 10^6
Prime Factorization
3 × 21663281
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64989843
Product of the distinct prime numbers
The prime factorization of 64989843 is 3 × 21663281.
Since it has a total of 2 prime factors.
3 , 7 , 30 , 44 , 378 , 441 , 5200 , 1750 , 14112 , 10467 , 369253 , 478681 , 1177598 , 3809811 , 64534234 , 72982990 , 288091386 , 319672963 , 5538582373 , 8264673831
n×2
129979686
n×3
194969529
n×4
259959372
n×5
324949215
n÷2
32494921.5
n÷3
21663281
n÷3
16247460.75
n÷5
12997968.6
n2
4223679693164649
n3
2.7449628014106E+23
n4
1.7839470150451E+31
n5
1.159384364281E+39
2 √n
8061.6278132893
3 √n
402.05163194153
4 √n
89.786568111769
5 √n
36.523223218318
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64989842
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64989843 can be divided by 4 positive divisors.
The sum of these divisors (counting 64989843) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110111111010101010010011
3
Ternary
11112021211022020
4
Quaternary
3313322222103
5
Quinary
113114133333
6
Senary
10240542523
8
Octal
367725223
10
Decimal
64989843
12
Duodecimal
19921a43
16
Hexadecimal
3dfaa93
20
Vigesimal
1063ec3
36
Base36
12oyhf
md5
274776da8180db71d6e5d57b462b3ea0
sha1
b231f992b7f96b4d26305ec51c6a1aa26e44f7fa
sha256
1ba43d9882a074a6e598e0b3d99f72cefabeff4e6e157fc56d8dc7444a2eb6ad
sha512
f2d28fafe27a9de3188e6c7b38a3f993c552bd56b02db903666bcfb91d14f7d78fcaf0ca0a8bbdef4a63f7e2185d3d25890e52e6c1d70edc3e77c642d61a9f12
ripemd-160
7969b3946382c80b200c67c7e1ee29a125d70da5
Diameter
129979686
Circumference
408343226.65351
Area
1.3269081095162E+16
Volume
1.1498073295052E+24
Surface area
5.307632438065E+16
Circumference
408343226.65351
Perimeter
259959372
Area
4223679693164649
Diagonal
91909517.387098
Surface area
25342078158987894
Volume
2.7449628014106E+23
Space diagonal
112565710.05192
Perimeter
194969529
Area
1.8289069558645E+15
Altitude
56282855.025962
Surface area
1.8289069558645E+15
Volume
3.2349696849704E+22
Height
30636505.795699