9780321645 is an odd 10-digits composite number following 9780321644
and preceding 9780321646 . In scientific notation, it is written as 9.780321645 × 10^9.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 5216171472 positive integers (up to 9780321645) that are relatively prime to 9780321645.
9780321645 has 8 divisors, whose sum is 12171067104
The reverse of 9780321645 is 5461230879
Previous prime number is 5
Is Prime? no Number parity odd Number length 10 Sum of Digits 45 Digital Root 9
Name
nine billion seven hundred eighty million three hundred twenty-one thousand six hundred forty-five
Scientific notation
9.780321645 × 10^9
Engineering notation
9.780321645 × 10^9
Prime Factorization
27 × 5 × 72446827
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
9780321645 Product of the distinct prime numbers
The prime factorization of 9780321645 is 27 × 5 × 72446827.
Since it has a total of 3 prime factors.
7 , 4 , 99 , 4 , 712 , 657 , 6629 , 5735 , 3474 , 12972 , 455622 , 615309 , 616538 , 6737571 , 31441738 , 75094286 , 883289127 , 358714149 , 8108844113 , 4196384416
n×2
19560643290
n×3
29340964935
n×4
39121286580
n×5
48901608225
n÷2
4890160822.5
n÷3
3260107215
n÷3
2445080411.25
n÷5
1956064329
n2
9.5654691479656E+19
n3
9.3553364952427E+29
n4
9.1498200020681E+39
n5
8.948818261408E+49
2 √n98895.508720063
3 √n2138.5416480411
4 √n314.47656306959
5 √n99.556730921268
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
-9780321644 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 9780321645 can be divided by 8 positive divisors.
The sum of these divisors (counting 9780321645) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000110111100111101110101101101
3
Ternary
221020121101211002000
4
Quaternary
21012330331311231
5
Quinary
130012230243040
6
Senary
4254254122513
8
Octal
110674756555
10
Decimal
9780321645
12
Duodecimal
1a8b4b0439
16
Hexadecimal
246f3dd6d
20
Vigesimal
7cg70425
36
Base36
4hqy8h9
md5
7b3595eb9cfdebefaca09c3bfab23570
sha1
8ca18b0aa048cf79293fc36206e50f33ed5e6d68
sha256
03cfa9f13d5ad9ec50019cb3888b0561f52f3cbf52ea475fb7f0bd855b706f50
sha512
17d70c4189553c6152b62844c39c42b6516c7fc6b191be9e70a3344ecdd7548f1760df94c0e11af03d81b1ec7711f060d3c2a8bb8edf0d0e7326f5bdd2d12d1e
ripemd-160
38497d098765358ca2ff3a3241dcc8b3b30e22bc
Diameter
19560643290
Circumference
61451573259.354
Area
3.0050807603388E+20
Volume
3.9187541873753E+30
Surface area
1.2020323041355E+21
Circumference
61451573259.354
Perimeter
39121286580
Area
9.5654691479656E+19
Diagonal
13831463514.73
Surface area
5.7392814887793E+20
Volume
9.3553364952427E+29
Space diagonal
16940014003.506
Perimeter
29340964935
Area
4.1419696406272E+19
Altitude
8470007001.7528
Surface area
4.1419696406272E+19
Volume
1.1025369793447E+29
Height
4610487838.2434