65720 is an even 5-digits composite number following 65719
and preceding 65721 . In scientific notation, it is written as 6.5720 × 10^4.
The sum of its digits is 20. It has a total of 6 prime factors and 32 positive divisors.
There are 24960 positive integers (up to 65720) that are relatively prime to 65720.
65720 has 32 divisors, whose sum is 155520
The reverse of 65720 is 02756
Previous prime number is 5
Is Prime? no
Number parity even
Number length 5
Sum of Digits 20
Digital Root 2
Name
sixty-five thousand seven hundred twenty
Scientific notation
6.5720 × 10^4
Engineering notation
6.5720 × 10^3
Prime Factorization
2 × 2 × 2 × 31 × 5 × 53
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16430
Product of the distinct prime numbers
The prime factorization of 65720 is 2 × 2 × 2 × 31 × 5 × 53.
Since it has a total of 6 prime factors.
4 , 10 , 16 , 47 , 418 , 21 , 7176 , 6170 , 54909 , 70701 , 841126 , 521789 , 1921197 , 7609111 , 16125432 , 15679576 , 700469192 , 75707008 , 800356322 , 4776254686
n×2
131440
n×3
197160
n×4
262880
n×5
328600
n÷2
32860
n÷3
21906.666666667
n÷3
16430
n÷5
13144
n2
4319118400
n3
283852461248000
n4
1.8654783753219E+19
n5
1.2259923882615E+24
2 √n
256.35912310663
3 √n
40.355170349874
4 √n
16.011218664006
5 √n
9.194741223
1 , 2 , 4 , 5 , 8 , 10 , 20 , 31 , 40 , 53 , 62 , 106 , 124 , 155 , 212 , 248 , 265 , 310 , 424 , 530 , 620 , 1060 , 1240 , 1643 , 2120 , 3286 , 6572 , 8215 , 13144 , 16430 , 32860 , 65720
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-65719
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 65720 can be divided by 32 positive divisors.
The sum of these divisors (counting 65720) is 1, the average is 0.03125.
Base
System
Value
2
Binary
10000000010111000
3
Ternary
10100011002
4
Quaternary
100002320
5
Quinary
4100340
6
Senary
1224132
8
Octal
200270
10
Decimal
65720
12
Duodecimal
32048
16
Hexadecimal
100b8
20
Vigesimal
8460
36
Base36
1epk
md5
f79c92562db681521600b79c6a4b7453
sha1
fcbd6634e2876d7b22908cfdc6f90b2b6561f078
sha256
ad0ebc919426c88cd72f40d44fe8d256d87b82d69028324d43eb9a91825fcf84
sha512
a281afc9acd0b157632570b2e6a6f1f5d76bcffbe54b70ff83bb1153bc218c8f0b250620cbc8a4a587bc4259fb49795e5fafb53a6d74a1ead868882b620a7124
ripemd-160
e6a3fb9e4f5b9e6404ad81dae80f191c337f96bb
Diameter
131440
Circumference
412930.93838784
Area
13568910635.425
Volume
1.1889984092801E+15
Surface area
54275642541.698
Circumference
412930.93838784
Perimeter
262880
Area
4319118400
Diagonal
92942.11531916
Surface area
25914710400
Volume
283852461248000
Space diagonal
113830.37907343
Perimeter
197160
Area
1870233128.1764
Altitude
56915.189536713
Surface area
1870233128.1764
Volume
33452333367492
Height
30980.705106387