10721809 is an odd 8-digits composite number following 10721808
and preceding 10721810 . In scientific notation, it is written as 1.0721809 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 9052560 positive integers (up to 10721809) that are relatively prime to 10721809.
10721809 has 8 divisors, whose sum is 12436928
The reverse of 10721809 is 90812701
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
ten million seven hundred twenty-one thousand eight hundred nine
Scientific notation
1.0721809 × 10^7
Engineering notation
1.0721809 × 10^6
Prime Factorization
7 × 67 × 22861
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10721809
Product of the distinct prime numbers
The prime factorization of 10721809 is 7 × 67 × 22861.
Since it has a total of 3 prime factors.
3 , 5 , 54 , 86 , 384 , 222 , 9763 , 9237 , 59765 , 32961 , 346259 , 867141 , 8698471 , 4818529 , 10934609 , 17339903 , 851105001 , 410361716 , 5213678840 , 8113194656
n×2
21443618
n×3
32165427
n×4
42887236
n×5
53609045
n÷2
5360904.5
n÷3
3573936.3333333
n÷3
2680452.25
n÷5
2144361.8
n2
114957188232481
n3
1.2325490154057E+21
n4
1.3215155126318E+28
n5
1.4169036916975E+35
2 √n
3274.4173527515
3 √n
220.50715642228
4 √n
57.222524872217
5 √n
25.47144675957
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
-10721808
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 10721809 can be divided by 8 positive divisors.
The sum of these divisors (counting 10721809) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000111001101000010001
3
Ternary
202011201120001
4
Quaternary
220321220101
5
Quinary
10221044214
6
Senary
1021450001
8
Octal
50715021
10
Decimal
10721809
12
Duodecimal
3710901
16
Hexadecimal
a39a11
20
Vigesimal
3704a9
36
Base36
6dt01
md5
5f78dc568b4f82b4584f8b92f07b23bb
sha1
2ca2cad582c6205ad1294c2f380eef1d5b49ee8f
sha256
366fb98b24bbc49d27b5baaf5f3ea8d9471011729f8819a6965e07aa36bb5e7c
sha512
82dbcd3ee31d629be3d62bce0899f4622eee547096ea62916d7d7d8d31d5ab2eaec3f70a728b03166f9ed672ced2acf06b4b3848b3861c6db89d04d5a66163c2
ripemd-160
c095b622363ec44e3fae17e2a0afc365ce363bbd
Diameter
21443618
Circumference
67367112.775186
Area
3.611486580285E+14
Volume
5.1628892426505E+21
Surface area
1.444594632114E+15
Circumference
67367112.775186
Perimeter
42887236
Area
114957188232481
Diagonal
15162927.700974
Surface area
689743129394886
Volume
1.2325490154057E+21
Space diagonal
18570717.937049
Perimeter
32165427
Area
49777922678479
Altitude
9285358.9685246
Surface area
49777922678479
Volume
1.452572944897E+20
Height
5054309.233658