65720245 is an odd 8-digits composite number following 65720244
and preceding 65720246 . In scientific notation, it is written as 6.5720245 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 52576192 positive integers (up to 65720245) that are relatively prime to 65720245.
65720245 has 4 divisors, whose sum is 78864300
The reverse of 65720245 is 54202756
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-five million seven hundred twenty thousand two hundred forty-five
Scientific notation
6.5720245 × 10^7
Engineering notation
6.5720245 × 10^6
Prime Factorization
5 × 13144049
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
65720245
Product of the distinct prime numbers
The prime factorization of 65720245 is 5 × 13144049.
Since it has a total of 2 prime factors.
5 , 9 , 16 , 69 , 816 , 301 , 6511 , 6114 , 9384 , 8291 , 408230 , 671316 , 6358284 , 8413697 , 35324615 , 87070320 , 743506154 , 84959921 , 1828089244 , 5121961748
n×2
131440490
n×3
197160735
n×4
262880980
n×5
328601225
n÷2
32860122.5
n÷3
21906748.333333
n÷3
16430061.25
n÷5
13144049
n2
4319150602860025
n3
2.8385563581186E+23
n4
1.8655061930186E+31
n5
1.226015240542E+39
2 √n
8106.8023905853
3 √n
403.55220496986
4 √n
90.037783127892
5 √n
36.604951414729
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
-65720244
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 65720245 can be divided by 4 positive divisors.
The sum of these divisors (counting 65720245) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111010101100111110110101
3
Ternary
11120122221020011
4
Quaternary
3322230332311
5
Quinary
113311021440
6
Senary
10304340221
8
Octal
372547665
10
Decimal
65720245
12
Duodecimal
1a014671
16
Hexadecimal
3eacfb5
20
Vigesimal
10af0c5
36
Base36
134m2d
md5
f7eb94be2774842a5c44b490bb653d29
sha1
063535a71766c3fc578d4a2623817783bc728245
sha256
3f83d4273494b8b5641cb5de7d0d0aeeb391b0465cbc45ae117862f1899996dd
sha512
129e9f17da86c0e485b7d771c3082cb985a0551a658adf812502145321be4ff90c743f5bd1c8cbf808dcef6d738953cc19a184d32ecfe32f1356741098906614
ripemd-160
2ab42af333278f48f9d9ad7b724a1ea74a25850d
Diameter
131440490
Circumference
412932477.76824
Area
1.3569011803693E+16
Volume
1.1890117068621E+24
Surface area
5.4276047214772E+16
Circumference
412932477.76824
Perimeter
262880980
Area
4319150602860025
Diagonal
92942461.801483
Surface area
25914903617160150
Volume
2.8385563581186E+23
Space diagonal
113830803.42587
Perimeter
197160735
Area
1.8702470724238E+15
Altitude
56915401.712937
Surface area
1.8702470724238E+15
Volume
3.3452707493431E+22
Height
30980820.600494