2720781409 is an odd 10-digits composite number following 2720781408
and preceding 2720781410 . In scientific notation, it is written as 2.720781409 × 10^9.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 2672407296 positive integers (up to 2720781409) that are relatively prime to 2720781409.
2720781409 has 8 divisors, whose sum is 2769512960
The reverse of 2720781409 is 9041870272
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 40
Digital Root 4
Name
two billion seven hundred twenty million seven hundred eighty-one thousand four hundred nine
Scientific notation
2.720781409 × 10^9
Engineering notation
2.720781409 × 10^9
Prime Factorization
79 × 193 × 178447
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2720781409
Product of the distinct prime numbers
The prime factorization of 2720781409 is 79 × 193 × 178447.
Since it has a total of 3 prime factors.
5 , 7 , 46 , 30 , 578 , 848 , 7226 , 8218 , 82431 , 10559 , 850766 , 162336 , 5091711 , 2445980 , 12288653 , 3448511 , 571991782 , 153116648 , 4461990777 , 6810200291
n×2
5441562818
n×3
8162344227
n×4
10883125636
n×5
13603907045
n÷2
1360390704.5
n÷3
906927136.33333
n÷3
680195352.25
n÷5
544156281.8
n2
7402651475560025281
n3
2.014099651201E+28
n4
5.4799248868611E+37
n5
1.4909677754888E+47
2 √n
52161.110120472
3 √n
1396.0400698468
4 √n
228.388069129
5 √n
77.079471864854
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
-2720781408
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 2720781409 can be divided by 8 positive divisors.
The sum of these divisors (counting 2720781409) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100010001010111101010001100001
3
Ternary
21000121122000102211
4
Quaternary
2202022331101201
5
Quinary
21033010001114
6
Senary
1125551442121
8
Octal
24212752141
10
Decimal
2720781409
12
Duodecimal
63b226341
16
Hexadecimal
a22bd461
20
Vigesimal
22a4hda9
36
Base36
18zvsdd
md5
96aafdb54e77ec6116a71ced13afb06f
sha1
d63af6fc16514e2a54ea7dc2608a4f968b62be38
sha256
5ce4759c0959667827f7fbcfe0070cf4ab7a3eebb6fdf8f585a3f4893edb62c8
sha512
8ffe2fc0194988e80a1eb1d3ec668becd07e7dffd9f88d7bca3e67b8cea5d5dc4624580005229340331275a244428757aef65507dcc856de439c28eb3770f4fd
ripemd-160
0c364d646d75cb1268f046cce0a01e2dfb15e369
Diameter
5441562818
Circumference
17095173773.076
Area
2.3256115492705E+19
Volume
8.4366408904145E+28
Surface area
9.302446197082E+19
Circumference
17095173773.076
Perimeter
10883125636
Area
7402651475560025281
Diagonal
3847765968.8604
Surface area
4.441590885336E+19
Volume
2.014099651201E+28
Space diagonal
4712531636.6768
Perimeter
8162344227
Area
3.2054421165987E+18
Altitude
2356265818.3384
Surface area
3.2054421165987E+18
Volume
2.3736392022495E+27
Height
1282588656.2868