1321515809 is an odd 10-digits composite number following 1321515808
and preceding 1321515810 . In scientific notation, it is written as 1.321515809 × 10^9.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 1320547716 positive integers (up to 1321515809) that are relatively prime to 1321515809.
1321515809 has 4 divisors, whose sum is 1322483904
The reverse of 1321515809 is 9085151231
Previous prime number is 1367
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 35
Digital Root 8
Name
one billion three hundred twenty-one million five hundred fifteen thousand eight hundred nine
Scientific notation
1.321515809 × 10^9
Engineering notation
1.321515809 × 10^9
Prime Factorization
1367 × 966727
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1321515809
Product of the distinct prime numbers
The prime factorization of 1321515809 is 1367 × 966727.
Since it has a total of 2 prime factors.
3 , 7 , 68 , 40 , 371 , 589 , 8407 , 6686 , 69427 , 73569 , 72109 , 439191 , 6412366 , 3223129 , 74462810 , 53135686 , 603320147 , 125168667 , 9800917875 , 2447400117
n×2
2643031618
n×3
3964547427
n×4
5286063236
n×5
6607579045
n÷2
660757904.5
n÷3
440505269.66667
n÷3
330378952.25
n÷5
264303161.8
n2
1746404033436924481
n3
2.3079005390883E+27
n4
3.0499270480048E+36
n5
4.030526810235E+45
2 √n
36352.658898628
3 √n
1097.3810447674
4 √n
190.66373252045
5 √n
66.713614729259
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
-1321515808
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 1321515809 can be divided by 4 positive divisors.
The sum of these divisors (counting 1321515809) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110110001001011101100100001
3
Ternary
10102002122221212222
4
Quaternary
1032301023230201
5
Quinary
10201302001214
6
Senary
335044400425
8
Octal
11661135441
10
Decimal
1321515809
12
Duodecimal
30a6a6115
16
Hexadecimal
4ec4bb21
20
Vigesimal
10cj99a9
36
Base36
luso4h
md5
ba54ea8017fa451a6225943fb0f1bf97
sha1
aace0f07275d44046558bc09ccf25dd9fb9ce65f
sha256
7b4ef3fa005b009bc3d83313ff202f8821be5270d6a792c2e0f68d3e86e24151
sha512
86e8d0c0559f77e700d1af51138365f7f082c917605eca6fdd47dcee3102e9da602c9ca09db9f810e287e66a7f8b4c9f586b186884df2503956b9ff824a9b0fe
ripemd-160
9fc0be1e6dbe1f14dff520cf8aa5652f25558c7a
Diameter
2643031618
Circumference
8303328714.3143
Area
5.486490081645E+18
Volume
9.6673111717541E+27
Surface area
2.194596032658E+19
Circumference
8303328714.3143
Perimeter
5286063236
Area
1746404033436924481
Diagonal
1868905579.9783
Surface area
1.0478424200622E+19
Volume
2.3079005390883E+27
Space diagonal
2288932524.1935
Perimeter
3964547427
Area
7.5621512911399E+17
Altitude
1144466262.0967
Surface area
7.5621512911399E+17
Volume
2.7198868691557E+26
Height
622968526.65942