21080111 is an odd 8-digits composite number following 21080110
and preceding 21080112 . In scientific notation, it is written as 2.1080111 × 10^7.
The sum of its digits is 14. It has a total of 3 prime factors and 8 positive divisors.
There are 19044000 positive integers (up to 21080111) that are relatively prime to 21080111.
21080111 has 8 divisors, whose sum is 23185344
The reverse of 21080111 is 11108012
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty-one million eighty thousand one hundred eleven
Scientific notation
2.1080111 × 10^7
Engineering notation
2.1080111 × 10^6
Prime Factorization
47 × 13 × 34501
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21080111
Product of the distinct prime numbers
The prime factorization of 21080111 is 47 × 13 × 34501.
Since it has a total of 3 prime factors.
4 , 8 , 67 , 86 , 245 , 715 , 9490 , 2363 , 41528 , 83282 , 497411 , 380247 , 1516487 , 5051415 , 3235699 , 59876233 , 237319725 , 843154129 , 938680956 , 6083902093
n×2
42160222
n×3
63240333
n×4
84320444
n×5
105400555
n÷2
10540055.5
n÷3
7026703.6666667
n÷3
5270027.75
n÷5
4216022.2
n2
444371079772321
n3
9.3673916867904E+21
n4
1.9746565653802E+29
n5
4.1625979585093E+36
2 √n
4591.3082013735
3 √n
276.24279814425
4 √n
67.759192744406
5 √n
29.159131112456
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
-21080110
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 21080111 can be divided by 8 positive divisors.
The sum of these divisors (counting 21080111) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011010100000101111
3
Ternary
1110122222110212
4
Quaternary
1100122200233
5
Quinary
20344030421
6
Senary
2031453035
8
Octal
120324057
10
Decimal
21080111
12
Duodecimal
708717b
16
Hexadecimal
141a82f
20
Vigesimal
6bf05b
36
Base36
cjtin
md5
55f538b147dbbaa3381f95dc80bec366
sha1
bf2c5b10fdeb872d8b0d53fe3b487fb56d69e20b
sha256
d5ff75ca4e37ccbe216c7fd99acb71ef955a826e648d4d885f6551af925b01c8
sha512
e79be0e397b4bc6ec9265e03c206b9803ae73d883fc158789617fc456fb18c39a293ec128e84cb80b73e2580fde3f0355091beadc54f55bac579cf72f4b6b4b9
ripemd-160
d8168bf4e4fa0c52dce9a3885604da4d508632c0
Diameter
42160222
Circumference
132450243.70891
Area
1.3960329196805E+15
Volume
3.9238038542025E+22
Surface area
5.584131678722E+15
Circumference
132450243.70891
Perimeter
84320444
Area
444371079772321
Diagonal
29811778.87253
Surface area
2666226478633926
Volume
9.3673916867904E+21
Space diagonal
36511823.281192
Perimeter
63240333
Area
1.9241832189498E+14
Altitude
18255911.640596
Surface area
1.9241832189498E+14
Volume
1.1039576972933E+21
Height
9937259.6241768