21132641 is an odd 8-digits composite number following 21132640
and preceding 21132642 . In scientific notation, it is written as 2.1132641 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 21123072 positive integers (up to 21132641) that are relatively prime to 21132641.
21132641 has 4 divisors, whose sum is 21142212
The reverse of 21132641 is 14623112
Previous prime number is 3457
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million one hundred thirty-two thousand six hundred forty-one
Scientific notation
2.1132641 × 10^7
Engineering notation
2.1132641 × 10^6
Prime Factorization
3457 × 6113
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21132641
Product of the distinct prime numbers
The prime factorization of 21132641 is 3457 × 6113.
Since it has a total of 2 prime factors.
2 , 6 , 16 , 23 , 591 , 148 , 9920 , 8919 , 31331 , 23063 , 540934 , 146215 , 2006324 , 739676 , 94348651 , 47888556 , 824884307 , 504727841 , 2891048461 , 3079888716
n×2
42265282
n×3
63397923
n×4
84530564
n×5
105663205
n÷2
10566320.5
n÷3
7044213.6666667
n÷3
5283160.25
n÷5
4226528.2
n2
446588515634881
n3
9.4375947756348E+21
n4
1.9944130229697E+29
n5
4.2147214420143E+36
2 √n
4597.0252337789
3 √n
276.47206634543
4 √n
67.801366017057
5 √n
29.17364910675
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
-21132640
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 21132641 can be divided by 4 positive divisors.
The sum of these divisors (counting 21132641) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100111010101100001
3
Ternary
1110202122112102
4
Quaternary
1100213111201
5
Quinary
20402221031
6
Senary
2032540145
8
Octal
120472541
10
Decimal
21132641
12
Duodecimal
70b1655
16
Hexadecimal
1427561
20
Vigesimal
6c1bc1
36
Base36
cky1t
md5
dbe7efaaae1180ce32c592877c167f61
sha1
cdd8daf3333f5352b684d5ad86fcba34df236b44
sha256
f2d73fc70c08078d1ac92eb25af310de5eb51042db310d1382532e367a05bc3e
sha512
77fabf56f6e474082f1a647b25e399218dc3fa6deae3dc128ff3ed8dde4abfef82011e26e880bb4ff70fbd6eb1298e9e0b384de49c824c007609510291b7ed7a
ripemd-160
5e9f17414d2126b0b64718eaec6005d18c5e9bca
Diameter
42265282
Circumference
132780299.4331
Area
1.4029991998961E+15
Volume
3.9532104552922E+22
Surface area
5.6119967995844E+15
Circumference
132780299.4331
Perimeter
84530564
Area
446588515634881
Diagonal
29886067.510962
Surface area
2679531093809286
Volume
9.4375947756348E+21
Space diagonal
36602807.910113
Perimeter
63397923
Area
1.933784997891E+14
Altitude
18301403.955057
Surface area
1.933784997891E+14
Volume
1.112231210657E+21
Height
9962022.5036539