21122911 is an odd 8-digits prime number following 21122910
and preceding 21122912 . In scientific notation, it is written as 2.1122911 × 10^7.
The sum of its digits is 19. It has a total of 1 prime factors and 2 positive divisors.
There are 21122910 positive integers (up to 21122911) that are relatively prime to 21122911.
21122911 has 2 divisors, whose sum is 21122912
The reverse of 21122911 is 11922112
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million one hundred twenty-two thousand nine hundred eleven
Scientific notation
2.1122911 × 10^7
Engineering notation
2.1122911 × 10^6
Prime Factorization
21122911
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21122911
Product of the distinct prime numbers
The prime factorization of 21122911 is 21122911.
Since it has a total of 1 prime factors.
3 , 6 , 63 , 34 , 1 , 723 , 1729 , 1105 , 60779 , 87203 , 517630 , 909650 , 3961879 , 6126237 , 2733960 , 91064124 , 30165375 , 894775264 , 6705111841 , 3546633202
n×2
42245822
n×3
63368733
n×4
84491644
n×5
105614555
n÷2
10561455.5
n÷3
7040970.3333333
n÷3
5280727.75
n÷5
4224582.2
n2
446177369113921
n3
9.4245648580075E+21
n4
1.9907424470942E+29
n5
4.2050275533893E+36
2 √n
4595.9668188532
3 √n
276.42962826476
4 √n
67.793560305189
5 √n
29.170962155331
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21122912
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10561456
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4595.9669276443
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999053161
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21122911 can be divided by 2 positive divisors.
The sum of these divisors (counting 21122911) is 21122912, the average is 10561456.
Base
System
Value
2
Binary
1010000100100111101011111
3
Ternary
1110202011012001
4
Quaternary
1100210331133
5
Quinary
20401413121
6
Senary
2032423131
8
Octal
120447537
10
Decimal
21122911
12
Duodecimal
70a7aa7
16
Hexadecimal
1424f5f
20
Vigesimal
6c075b
36
Base36
ckqjj
md5
7d29498741c7364bd792269fd7992435
sha1
9861865c6652887c9e6802bd32cc32df6f38fb7b
sha256
c50e7c2f35410f25cab3baa3ece623a8aba5f0b03ad48f7fc8345ea6d03524af
sha512
9355fff3bd8008e08dcd39acaea3bdc3e110cd4f0c0c751aa17f484469fb46758a601b68ce7bdac75a3711876ad152676211b3712ad3c3feb39770d5ec5c0a58
ripemd-160
673b2d8a1588ff268767701d26a90ad68f29a132
Diameter
42245822
Circumference
132719164.04006
Area
1.4017075450063E+15
Volume
3.9477524961596E+22
Surface area
5.6068301800253E+15
Circumference
132719164.04006
Perimeter
84491644
Area
446177369113921
Diagonal
29872307.213
Surface area
2677064214683526
Volume
9.4245648580075E+21
Space diagonal
36585955.055756
Perimeter
63368733
Area
1.9320046812318E+14
Altitude
18292977.527878
Surface area
1.9320046812318E+14
Volume
1.1106956201383E+21
Height
9957435.7376666