2220981 is an odd 7-digits composite number following 2220980
and preceding 2220982 . In scientific notation, it is written as 2.220981 × 10^6.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 1269120 positive integers (up to 2220981) that are relatively prime to 2220981.
2220981 has 8 divisors, whose sum is 3384384
The reverse of 2220981 is 1890222
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 24
Digital Root 6
Name
two million two hundred twenty thousand nine hundred eighty-one
Scientific notation
2.220981 × 10^6
Engineering notation
2.220981 × 10^6
Prime Factorization
3 × 7 × 105761
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2220981
Product of the distinct prime numbers
The prime factorization of 2220981 is 3 × 7 × 105761.
Since it has a total of 3 prime factors.
3 , 1 , 53 , 69 , 614 , 711 , 4065 , 5201 , 37677 , 50753 , 620557 , 374650 , 8650690 , 3831868 , 49664729 , 52291943 , 390138482 , 298710776 , 3652853835 , 6285359680
n×2
4441962
n×3
6662943
n×4
8883924
n×5
11104905
n÷2
1110490.5
n÷3
740327
n÷3
555245.25
n÷5
444196.2
n2
4932756602361
n3
1.0955558691468E+19
n4
2.4332087698136E+25
n5
5.4041104467894E+31
2 √n
1490.2956082603
3 √n
130.47128741046
4 √n
38.604347012485
5 √n
18.59126616886
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
-2220980
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 2220981 can be divided by 8 positive divisors.
The sum of these divisors (counting 2220981) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000011110001110110101
3
Ternary
11011211121120
4
Quaternary
20132032311
5
Quinary
1032032411
6
Senary
115334153
8
Octal
10361665
10
Decimal
2220981
12
Duodecimal
8b1359
16
Hexadecimal
21e3b5
20
Vigesimal
dhc91
36
Base36
1blpx
md5
a10eb89b90849eeae26e618ae9a5cb59
sha1
6afc112093e5b224a985f1e486a684b5954ed08d
sha256
86571dee1784ace8460e718b52b62126afe41d7f074533fd49fc9cc5b33963c4
sha512
6cbd43a6aa2be4cf4434b646b21b504e62e8c396b1afeb3b415d51483adc0d75f3d7720ab186bf92879b30d95086c06f475526f51840f9fdae655932a544d24f
ripemd-160
79e64a8dbb3b3089fa7fe830c486eea7860da29e
Diameter
4441962
Circumference
13954835.186725
Area
15496711903924
Volume
4.5890536934785E+19
Surface area
61986847615695
Circumference
13954835.186725
Perimeter
8883924
Area
4932756602361
Diagonal
3140941.451973
Surface area
29596539614166
Volume
1.0955558691468E+19
Space diagonal
3846851.9346451
Perimeter
6662943
Area
2135946264165
Altitude
1923425.9673226
Surface area
2135946264165
Volume
1.2911249737374E+18
Height
1046980.483991