2666389957 is an odd 10-digits composite number following 2666389956
and preceding 2666389958 . In scientific notation, it is written as 2.666389957 × 10^9.
The sum of its digits is 61. It has a total of 3 prime factors and 8 positive divisors.
There are 2073982320 positive integers (up to 2666389957) that are relatively prime to 2666389957.
2666389957 has 8 divisors, whose sum is 2705859936
The reverse of 2666389957 is 7599836662
Previous prime number is 563
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 61
Digital Root 7
Name
two billion six hundred sixty-six million three hundred eighty-nine thousand nine hundred fifty-seven
Scientific notation
2.666389957 × 10^9
Engineering notation
2.666389957 × 10^9
Prime Factorization
77 × 563 × 61507
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2666389957
Product of the distinct prime numbers
The prime factorization of 2666389957 is 77 × 563 × 61507.
Since it has a total of 3 prime factors.
9 , 7 , 38 , 64 , 88 , 293 , 464 , 8737 , 36828 , 55880 , 28832 , 159397 , 8803304 , 3901998 , 60645130 , 83201982 , 262260582 , 213510965 , 7455988624 , 4669184576
n×2
5332779914
n×3
7999169871
n×4
10665559828
n×5
13331949785
n÷2
1333194978.5
n÷3
888796652.33333
n÷3
666597489.25
n÷5
533277991.4
n2
7109635402790461849
n3
1.8957060435932E+28
n4
5.0546915560611E+37
n5
1.3477778800814E+47
2 √n
51637.098650098
3 √n
1386.6745821004
4 √n
227.23797801006
5 √n
76.768796628166
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
-2666389956
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 2666389957 can be divided by 8 positive divisors.
The sum of these divisors (counting 2666389957) is 1, the average is 0.125.
Base
System
Value
2
Binary
10011110111011011110000111000101
3
Ternary
20212211021122101121
4
Quaternary
2132323132013011
5
Quinary
20430043434312
6
Senary
1120325553541
8
Octal
23673360705
10
Decimal
2666389957
12
Duodecimal
624b758b1
16
Hexadecimal
9eede1c5
20
Vigesimal
21d4iehh
36
Base36
183hznp
md5
0bb7bffbaeda2b022f7748403d3510a8
sha1
488837bcd98aac2cda5cefbff483d2ffd6b75c32
sha256
3e3a9defac3177a438c9396fa4032bc1894c69255759dc7eeb521b9a23052617
sha512
3a5a72ab955dca956ff9ccc066fea2977c69064fc494d5b2963602c0b206f21baef651a1dc8ace51b493a002f8325c7e0f8d6171ecf0c6bf8f191f4d70ed01a3
ripemd-160
c3c72a54f8e0a3dc5ceb726f850ce442d9829687
Diameter
5332779914
Circumference
16753422201.034
Area
2.2335578351108E+19
Volume
7.9407149065576E+28
Surface area
8.9342313404434E+19
Circumference
16753422201.034
Perimeter
10665559828
Area
7109635402790461849
Diagonal
3770844839.7648
Surface area
4.2657812416743E+19
Volume
1.8957060435932E+28
Space diagonal
4618322878.3154
Perimeter
7999169871
Area
3.0785624352309E+18
Altitude
2309161439.1577
Surface area
3.0785624352309E+18
Volume
2.2341109976018E+27
Height
1256948279.9216