11721621 is an odd 8-digits composite number following 11721620
and preceding 11721622 . In scientific notation, it is written as 1.1721621 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 7814412 positive integers (up to 11721621) that are relatively prime to 11721621.
11721621 has 4 divisors, whose sum is 15628832
The reverse of 11721621 is 12612711
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
eleven million seven hundred twenty-one thousand six hundred twenty-one
Scientific notation
1.1721621 × 10^7
Engineering notation
1.1721621 × 10^6
Prime Factorization
3 × 3907207
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
11721621
Product of the distinct prime numbers
The prime factorization of 11721621 is 3 × 3907207.
Since it has a total of 2 prime factors.
3 , 6 , 5 , 28 , 213 , 660 , 5732 , 2749 , 93808 , 52386 , 62394 , 321573 , 8876910 , 6451798 , 22429606 , 13164754 , 374926985 , 930270169 , 7086021918 , 6722363944
n×2
23443242
n×3
35164863
n×4
46886484
n×5
58608105
n÷2
5860810.5
n÷3
3907207
n÷3
2930405.25
n÷5
2344324.2
n2
137396398867641
n3
1.6105085142913E+21
n4
1.8877770421796E+28
n5
2.212780702093E+35
2 √n
3423.6852951169
3 √n
227.15862175644
4 √n
58.512266193653
5 √n
25.929702560628
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-11721620
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 11721621 can be divided by 4 positive divisors.
The sum of these divisors (counting 11721621) is 1, the average is 0.25.
Base
System
Value
2
Binary
101100101101101110010101
3
Ternary
211001112001010
4
Quaternary
230231232111
5
Quinary
11000042441
6
Senary
1055122433
8
Octal
54555625
10
Decimal
11721621
12
Duodecimal
3b13419
16
Hexadecimal
b2db95
20
Vigesimal
3d5411
36
Base36
6z8gl
md5
ce025929a11d7770f3576936c071b92f
sha1
9e58db745ce655dd37b439e6512b1b2052d5c6f7
sha256
29415b45e716ba8af05ea8988197bc0497d590856d580127af117aa75c71ae79
sha512
0eef11caea62dd7074263030cc7b33a309376e1c9461bb9eceb3e7697176ab121948cb3475d210022ce890d6a45abc95f38c043ba5c3ff2929cfc7c6099a7b47
ripemd-160
554ca0ccb27408e0b62e02351fcaafacfb74a4ce
Diameter
23443242
Circumference
73649116.843528
Area
4.3164351731227E+14
Volume
6.7460822893886E+21
Surface area
1.7265740692491E+15
Circumference
73649116.843528
Perimeter
46886484
Area
137396398867641
Diagonal
16576875.391197
Surface area
824378393205846
Volume
1.6105085142913E+21
Space diagonal
20302443.119066
Perimeter
35164863
Area
59494385903938
Altitude
10151221.559533
Surface area
59494385903938
Volume
1.8980024860234E+20
Height
5525625.1303991