2021495 is an odd 7-digits composite number following 2021494
and preceding 2021496 . In scientific notation, it is written as 2.021495 × 10^6.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 1342656 positive integers (up to 2021495) that are relatively prime to 2021495.
2021495 has 8 divisors, whose sum is 2093952
The reverse of 2021495 is 5941202
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 23
Digital Root 5
Name
two million twenty-one thousand four hundred ninety-five
Scientific notation
2.021495 × 10^6
Engineering notation
2.021495 × 10^6
Prime Factorization
245 × 37 × 223
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2021495
Product of the distinct prime numbers
The prime factorization of 2021495 is 245 × 37 × 223.
Since it has a total of 3 prime factors.
8 , 5 , 74 , 72 , 683 , 834 , 2108 , 7475 , 65841 , 72280 , 696770 , 341092 , 3042372 , 3686239 , 15058557 , 54937737 , 829952424 , 368627595 , 1544164562 , 4430236415
n×2
4042990
n×3
6064485
n×4
8085980
n×5
10107475
n÷2
1010747.5
n÷3
673831.66666667
n÷3
505373.75
n÷5
404299
n2
4086442035025
n3
8260722141592862375
n4
1.6699008505619E+25
n5
3.3756962199067E+31
2 √n
1421.7928822441
3 √n
126.44186427068
4 √n
37.706668935934
5 √n
18.244607901674
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
-2021494
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 2021495 can be divided by 8 positive divisors.
The sum of these divisors (counting 2021495) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101100001110111
3
Ternary
10210200222012
4
Quaternary
13231201313
5
Quinary
1004141440
6
Senary
111154435
8
Octal
7554167
10
Decimal
2021495
12
Duodecimal
815a1b
16
Hexadecimal
1ed877
20
Vigesimal
ccdef
36
Base36
17bsn
md5
0e47bc46d3888ccd61e3cc55c26055f8
sha1
ceafb8b6d362a3ba04e363feb4c5fec9a4bc02ab
sha256
fab9bd98ea883c62bd33a355ebf1c02ccd9134feaf50b50b65b6723b478cd887
sha512
2f21117b601a4ba7782aefb736bd17c4804b78eb648bd50c338f03a2e4448017b735b19ae6e1c256462cf9a84c5eec3a17f99be571f954512d65011bdb95c908
ripemd-160
e8bea0c684baf4c196214c31951ccc35fce11f74
Diameter
4042990
Circumference
12701427.682537
Area
12837936276555
Volume
3.4602431991166E+19
Surface area
51351745106220
Circumference
12701427.682537
Perimeter
8085980
Area
4086442035025
Diagonal
2858825.6452694
Surface area
24518652210150
Volume
8260722141592862375
Space diagonal
3501332.0472464
Perimeter
6064485
Area
1769481306712.1
Altitude
1750666.0236232
Surface area
1769481306712.1
Volume
9.7353544063636E+17
Height
952941.88175647