2021961 is an odd 7-digits composite number following 2021960
and preceding 2021962 . In scientific notation, it is written as 2.021961 × 10^6.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 1276344 positive integers (up to 2021961) that are relatively prime to 2021961.
2021961 has 8 divisors, whose sum is 2166880
The reverse of 2021961 is 1691202
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 21
Digital Root 3
Name
two million twenty-one thousand nine hundred sixty-one
Scientific notation
2.021961 × 10^6
Engineering notation
2.021961 × 10^6
Prime Factorization
57 × 19 × 1867
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2021961
Product of the distinct prime numbers
The prime factorization of 2021961 is 57 × 19 × 1867.
Since it has a total of 3 prime factors.
8 , 3 , 66 , 27 , 771 , 272 , 7985 , 98 , 7540 , 28256 , 605121 , 506078 , 3254463 , 4541909 , 72146201 , 4309479 , 205065754 , 867677037 , 953365114 , 2124584522
n×2
4043922
n×3
6065883
n×4
8087844
n×5
10109805
n÷2
1010980.5
n÷3
673987
n÷3
505490.25
n÷5
404392.2
n2
4088326285521
n3
8266436304598326681
n4
1.6714411816882E+25
n5
3.3795888831674E+31
2 √n
1421.9567503971
3 √n
126.45157942072
4 √n
37.708841806626
5 √n
18.245448982501
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
-2021960
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 2021961 can be divided by 8 positive divisors.
The sum of these divisors (counting 2021961) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101101001001001
3
Ternary
10210201121110
4
Quaternary
13231221021
5
Quinary
1004200321
6
Senary
111200533
8
Octal
7555111
10
Decimal
2021961
12
Duodecimal
816149
16
Hexadecimal
1eda49
20
Vigesimal
ccei1
36
Base36
17c5l
md5
4157b6b992f8aa1aa5f9fbe76b8e6509
sha1
fe4ff5407635936ef0d2b4f41426c14e4bd4ad5d
sha256
355fbec396f5415fd98de42357cc7ab21ece8a2487b548090c786a82acc606e6
sha512
3d695a50ad7ec521952493504c5f14633573a781d81499b45ee592134d7bd58993f12bfe7c0564d0d782956f0c733d096124d53eb2ae2d2728e3399d5f1a7639
ripemd-160
93c3c8fdcabd0b664303b8c0ed9b328f6b300af1
Diameter
4043922
Circumference
12704355.64689
Area
12843855824071
Volume
3.4626367421192E+19
Surface area
51375423296283
Circumference
12704355.64689
Perimeter
8087844
Area
4088326285521
Diagonal
2859484.6687895
Surface area
24529957713126
Volume
8266436304598326681
Space diagonal
3502139.1829228
Perimeter
6065883
Area
1770297211110.4
Altitude
1751069.5914614
Surface area
1770297211110.4
Volume
9.7420886120469E+17
Height
953161.55626316