21125611 is an odd 8-digits composite number following 21125610
and preceding 21125612 . In scientific notation, it is written as 2.1125611 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 18350208 positive integers (up to 21125611) that are relatively prime to 21125611.
21125611 has 8 divisors, whose sum is 22833440
The reverse of 21125611 is 11652112
Previous prime number is 289
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million one hundred twenty-five thousand six hundred eleven
Scientific notation
2.1125611 × 10^7
Engineering notation
2.1125611 × 10^6
Prime Factorization
13 × 289 × 5623
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21125611
Product of the distinct prime numbers
The prime factorization of 21125611 is 13 × 289 × 5623.
Since it has a total of 3 prime factors.
3 , 8 , 23 , 94 , 243 , 373 , 287 , 5137 , 46835 , 87498 , 380388 , 562904 , 5378286 , 7187521 , 88026985 , 51177480 , 791962273 , 996832934 , 2579101322 , 5544325430
n×2
42251222
n×3
63376833
n×4
84502444
n×5
105628055
n÷2
10562805.5
n÷3
7041870.3333333
n÷3
5281402.75
n÷5
4225122.2
n2
446291440123321
n3
9.4281793566751E+21
n4
1.9917604952735E+29
n5
4.2077157428315E+36
2 √n
4596.2605452694
3 √n
276.44140581124
4 √n
67.79572660035
5 √n
29.171707862881
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
-21125610
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 21125611 can be divided by 8 positive divisors.
The sum of these divisors (counting 21125611) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100101100111101011
3
Ternary
1110202021220001
4
Quaternary
1100211213223
5
Quinary
20402004421
6
Senary
2032443431
8
Octal
120454753
10
Decimal
21125611
12
Duodecimal
70a9577
16
Hexadecimal
14259eb
20
Vigesimal
6c0e0b
36
Base36
cksmj
md5
bfb02d04fc844a2a5b855dc43958eb9b
sha1
1986b66c9a022c4979aa00800640e9c52dd2a9a9
sha256
2327c0bc705dd25931b5da37169c956638d51d4f65fe072503963cb2850553ef
sha512
6c4a7e8deb2fcd89ea69546446ba59e1a835cbb12aa0b6da4d52088b69b7c5cc8e0e49e18d6726071850246aa41045d5de8c3bc887b4387ac1e927873edf2d82
ripemd-160
cec4bc0f801982e9d79f3ec6f90365f797eb05b3
Diameter
42251222
Circumference
132736128.64039
Area
1.4020659096514E+15
Volume
3.949266533821E+22
Surface area
5.6082636386057E+15
Circumference
132736128.64039
Perimeter
84502444
Area
446291440123321
Diagonal
29876125.589618
Surface area
2677748640739926
Volume
9.4281793566751E+21
Space diagonal
36590631.592936
Perimeter
63376833
Area
1.9324986231917E+14
Altitude
18295315.796468
Surface area
1.9324986231917E+14
Volume
1.1111215928913E+21
Height
9958708.5298727