2021621 is an odd 7-digits composite number following 2021620
and preceding 2021622 . In scientific notation, it is written as 2.021621 × 10^6.
The sum of its digits is 14. It has a total of 2 prime factors and 4 positive divisors.
There are 1732812 positive integers (up to 2021621) that are relatively prime to 2021621.
2021621 has 4 divisors, whose sum is 2310432
The reverse of 2021621 is 1261202
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 14
Digital Root 5
Name
two million twenty-one thousand six hundred twenty-one
Scientific notation
2.021621 × 10^6
Engineering notation
2.021621 × 10^6
Prime Factorization
7 × 288803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2021621
Product of the distinct prime numbers
The prime factorization of 2021621 is 7 × 288803.
Since it has a total of 2 prime factors.
7 , 9 , 23 , 89 , 818 , 605 , 1935 , 7996 , 38546 , 70526 , 136740 , 258719 , 9840422 , 2452350 , 47997583 , 83906660 , 382531470 , 294194643 , 7242279290 , 9927946770
n×2
4043242
n×3
6064863
n×4
8086484
n×5
10108105
n÷2
1010810.5
n÷3
673873.66666667
n÷3
505405.25
n÷5
404324.2
n2
4086951467641
n3
8262266912963866061
n4
1.6703172298853E+25
n5
3.3767483885979E+31
2 √n
1421.837191805
3 √n
126.44449126108
4 √n
37.70725648738
5 √n
18.244835333677
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
-2021620
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 2021621 can be divided by 4 positive divisors.
The sum of these divisors (counting 2021621) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101100011110101
3
Ternary
10210201010212
4
Quaternary
13231203311
5
Quinary
1004142441
6
Senary
111155205
8
Octal
7554365
10
Decimal
2021621
12
Duodecimal
815b05
16
Hexadecimal
1ed8f5
20
Vigesimal
cce11
36
Base36
17bw5
md5
ef21f86b84b4affa377f2e530814bc89
sha1
ed4ccbb2b7487e0443dcb4244a22111f91e5fd5b
sha256
45016a755d59e7883b5d880e1c59df74a454ffd92f3cd70c5891b88ef19492c6
sha512
0810e077eec6e3178a13273f163f88be3000b77ad8919150cae3dd81c397f94863ede9d79b95c93d84ab7b1b6bce2f6f2b74c08a9a6c4add5b2c8cf2c58ce9a9
ripemd-160
761abff8535644c107f9f4ef8a9adc1a906a16f0
Diameter
4043242
Circumference
12702219.363886
Area
12839536706319
Volume
3.4608902714354E+19
Surface area
51358146825276
Circumference
12702219.363886
Perimeter
8086484
Area
4086951467641
Diagonal
2859003.8361783
Surface area
24521708805846
Volume
8262266912963866061
Space diagonal
3501550.2856482
Perimeter
6064863
Area
1769701897505.6
Altitude
1750775.1428241
Surface area
1769701897505.6
Volume
9.7371749368833E+17
Height
953001.27872609