21141245 is an odd 8-digits composite number following 21141244
and preceding 21141246 . In scientific notation, it is written as 2.1141245 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 16455744 positive integers (up to 21141245) that are relatively prime to 21141245.
21141245 has 8 divisors, whose sum is 26055384
The reverse of 21141245 is 54214112
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million one hundred forty-one thousand two hundred forty-five
Scientific notation
2.1141245 × 10^7
Engineering notation
2.1141245 × 10^6
Prime Factorization
5 × 37 × 114277
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21141245
Product of the distinct prime numbers
The prime factorization of 21141245 is 5 × 37 × 114277.
Since it has a total of 3 prime factors.
5 , 5 , 36 , 66 , 307 , 690 , 1718 , 4722 , 58085 , 72994 , 852143 , 333460 , 8696900 , 8260292 , 20629783 , 48346022 , 144788594 , 995919644 , 7634954529 , 8386804116
n×2
42282490
n×3
63423735
n×4
84564980
n×5
105706225
n÷2
10570622.5
n÷3
7047081.6666667
n÷3
5285311.25
n÷5
4228249
n2
446952240150025
n3
9.4491268123105E+21
n4
1.9976630497513E+29
n5
4.2233083962238E+36
2 √n
4597.9609611218
3 √n
276.5095824467
4 √n
67.808266171034
5 √n
29.176024287478
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
-21141244
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 21141245 can be divided by 8 positive divisors.
The sum of these divisors (counting 21141245) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000101001011011111101
3
Ternary
1110210002100002
4
Quaternary
1100221123331
5
Quinary
20403004440
6
Senary
2033044045
8
Octal
120513375
10
Decimal
21141245
12
Duodecimal
70b6625
16
Hexadecimal
14296fd
20
Vigesimal
6c2d25
36
Base36
cl4ot
md5
737e79284831c2e0470a277014714229
sha1
28926373ca4ab0e7cdf2ffa744cc341093b7330b
sha256
ce84f6e59efddbc33d517b9985bd93497471dd4f90d20e0bf1d0232f7a66418a
sha512
ab8e1bb0d294c9820751157982b70c2b0f3f11a235523927834899c4d200b2329f8af14d229d5c59be1c8ee2eabebd772f7c0f3c3952feaea779b560bcb3d1d4
ripemd-160
6543f12fa16f4f02938d29568bb01d68a9a09f18
Diameter
42282490
Circumference
132834359.95948
Area
1.4041418741608E+15
Volume
3.9580409835191E+22
Surface area
5.6165674966433E+15
Circumference
132834359.95948
Perimeter
84564980
Area
446952240150025
Diagonal
29898235.404452
Surface area
2681713440900150
Volume
9.4491268123105E+21
Space diagonal
36617710.475261
Perimeter
63423735
Area
1.9353599712414E+14
Altitude
18308855.237631
Surface area
1.9353599712414E+14
Volume
1.1135902742127E+21
Height
9966078.4681508