21091411 is an odd 8-digits composite number following 21091410
and preceding 21091412 . In scientific notation, it is written as 2.1091411 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 19074720 positive integers (up to 21091411) that are relatively prime to 21091411.
21091411 has 8 divisors, whose sum is 23127984
The reverse of 21091411 is 11419012
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million ninety-one thousand four hundred eleven
Scientific notation
2.1091411 × 10^7
Engineering notation
2.1091411 × 10^6
Prime Factorization
11 × 197 × 9733
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21091411
Product of the distinct prime numbers
The prime factorization of 21091411 is 11 × 197 × 9733.
Since it has a total of 3 prime factors.
9 , 2 , 60 , 93 , 40 , 705 , 7402 , 5261 , 60997 , 70812 , 833863 , 555064 , 449661 , 5510541 , 58080951 , 12452893 , 655593455 , 910999803 , 7141726036 , 3008573199
n×2
42182822
n×3
63274233
n×4
84365644
n×5
105457055
n÷2
10545705.5
n÷3
7030470.3333333
n÷3
5272852.75
n÷5
4218282.2
n2
444847617970921
n3
9.3824639429957E+21
n4
1.978894032144E+29
n5
4.1737667357397E+36
2 √n
4592.5386225921
3 √n
276.29214933943
4 √n
67.768271503648
5 √n
29.162256594606
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
-21091410
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 21091411 can be divided by 8 positive divisors.
The sum of these divisors (counting 21091411) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011101010001010011
3
Ternary
1110200112222101
4
Quaternary
1100131101103
5
Quinary
20344411121
6
Senary
2032021231
8
Octal
120352123
10
Decimal
21091411
12
Duodecimal
7091817
16
Hexadecimal
141d453
20
Vigesimal
6bg8ab
36
Base36
ck28j
md5
00891073b14fa955d5ef7f8a17c6edd4
sha1
8c847b2bc9a521a31691aac35a414fcf521d4abd
sha256
1e297dbc26c83834d17f7be3574f2bbe9064f9e5b98cc02ad1c618ebbd58f59e
sha512
09c3c9a53a16cde1e89316de067086021ab02c7c9aa202e0008182428564cd47fd53e2dd43ab174382d6e5cafa365b34de551f6d0e43a8d5c613bf04285bd40d
ripemd-160
6850703a3cf875e2b011fa702c4e612dbc2b2dc3
Diameter
42182822
Circumference
132521243.70289
Area
1.3975300085844E+15
Volume
3.9301173061182E+22
Surface area
5.5901200343375E+15
Circumference
132521243.70289
Perimeter
84365644
Area
444847617970921
Diagonal
29827759.485785
Surface area
2669085707825526
Volume
9.3824639429957E+21
Space diagonal
36531395.455317
Perimeter
63274233
Area
1.9262466898791E+14
Altitude
18265697.727659
Surface area
1.9262466898791E+14
Volume
1.1057339797218E+21
Height
9942586.4952617