1220565 is an odd 7-digits composite number following 1220564
and preceding 1220566 . In scientific notation, it is written as 1.220565 × 10^6.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 650960 positive integers (up to 1220565) that are relatively prime to 1220565.
1220565 has 8 divisors, whose sum is 1952928
The reverse of 1220565 is 5650221
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 21
Digital Root 3
Name
one million two hundred twenty thousand five hundred sixty-five
Scientific notation
1.220565 × 10^6
Engineering notation
1.220565 × 10^6
Prime Factorization
3 × 5 × 81371
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1220565
Product of the distinct prime numbers
The prime factorization of 1220565 is 3 × 5 × 81371.
Since it has a total of 3 prime factors.
1 , 3 , 1 , 66 , 567 , 476 , 7038 , 5751 , 25445 , 6538 , 771665 , 500133 , 298643 , 3580625 , 68991022 , 34032506 , 200005139 , 988049775 , 5790835272 , 5480473536
n×2
2441130
n×3
3661695
n×4
4882260
n×5
6102825
n÷2
610282.5
n÷3
406855
n÷3
305141.25
n÷5
244113
n2
1489778919225
n3
1818372006543862125
n4
2.2194412281672E+24
n5
2.7089722826579E+30
2 √n
1104.7918355962
3 √n
106.86946553195
4 √n
33.238409041291
5 √n
16.493475605368
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
-1220564
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 1220565 can be divided by 8 positive divisors.
The sum of these divisors (counting 1220565) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001111111010101
3
Ternary
2022000022010
4
Quaternary
10221333111
5
Quinary
303024230
6
Senary
42054433
8
Octal
4517725
10
Decimal
1220565
12
Duodecimal
4aa419
16
Hexadecimal
129fd5
20
Vigesimal
7cb85
36
Base36
q5sl
md5
6b3ef8c80cbde24139e74239ea7df26d
sha1
0246b472e13f77b71ce883f1dfb6873ebfcb1a39
sha256
59f987d04247fa2c75fff55244cd7ce0591747e709601f7e0387c88cf2550c30
sha512
7ba56496f7cabfe936ebadcb936ccda0c01add4372263095ddce5ef50948ca50528b401372c30e27d4209edd84a296553169bc1a7e33a2d085d0dd557d85ffa8
ripemd-160
baaef0d241ad24ad8700dcaf6168712c483f78c5
Diameter
2441130
Circumference
7669036.0744577
Area
4680278508110.2
Volume
7.6167788496687E+18
Surface area
18721114032441
Circumference
7669036.0744577
Perimeter
4882260
Area
1489778919225
Diagonal
1726139.5767579
Surface area
8938673515350
Volume
1818372006543862125
Space diagonal
2114080.5939403
Perimeter
3661695
Area
645093195035.69
Altitude
1057040.2969702
Surface area
645093195035.69
Volume
2.1429719609116E+17
Height
575379.85891931