21031269 is an odd 8-digits composite number following 21031268
and preceding 21031270 . In scientific notation, it is written as 2.1031269 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 11495088 positive integers (up to 21031269) that are relatively prime to 21031269.
21031269 has 8 divisors, whose sum is 22991232
The reverse of 21031269 is 96213012
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million thirty-one thousand two hundred sixty-nine
Scientific notation
2.1031269 × 10^7
Engineering notation
2.1031269 × 10^6
Prime Factorization
21 × 23 × 43543
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21031269
Product of the distinct prime numbers
The prime factorization of 21031269 is 21 × 23 × 43543.
Since it has a total of 3 prime factors.
9 , 9 , 32 , 93 , 466 , 13 , 8961 , 6764 , 9399 , 3997 , 536701 , 569733 , 8839513 , 5539911 , 1125128 , 1280290 , 81466202 , 386784298 , 1402781620 , 831544608
n×2
42062538
n×3
63093807
n×4
84125076
n×5
105156345
n÷2
10515634.5
n÷3
7010423
n÷3
5257817.25
n÷5
4206253.8
n2
442314275750361
n3
9.302430515846E+21
n4
1.9564191853257E+29
n5
4.1145978163345E+36
2 √n
4585.9861534898
3 √n
276.02928433236
4 √n
67.719909579752
5 √n
29.145606401485
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
-21031268
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 21031269 can be divided by 8 positive divisors.
The sum of these divisors (counting 21031269) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001110100101100101
3
Ternary
1110120111110220
4
Quaternary
1100032211211
5
Quinary
20341000034
6
Senary
2030434553
8
Octal
120164545
10
Decimal
21031269
12
Duodecimal
7062a59
16
Hexadecimal
140e965
20
Vigesimal
6b8i39
36
Base36
cirtx
md5
a609188a2f5debeba5beff4eeac35ce8
sha1
c1a5f181cc713dca6f3b259b7e738f94ad40deba
sha256
b210203112d344ca864cc66c3a78ba6c9d1ece78dcc66e3210f9f8a1dade364f
sha512
10a7add6c6e6ae03da8b31059c1b8ed6a5c93b5ee60d5bdc730bc5e6681440a3393474216106c6b3b6c95681c6a01ba573b3239100536f7fe0feaf770f46476d
ripemd-160
1343e14237d712327b96517941da4c95e86e53f0
Diameter
42062538
Circumference
132143360.37214
Area
1.3895712792752E+15
Volume
3.8965929825482E+22
Surface area
5.5582851171009E+15
Circumference
132143360.37214
Perimeter
84125076
Area
442314275750361
Diagonal
29742705.853717
Surface area
2653885654502166
Volume
9.302430515846E+21
Space diagonal
36427226.455648
Perimeter
63093807
Area
1.9152769962816E+14
Altitude
18213613.227824
Surface area
1.9152769962816E+14
Volume
1.0963019498786E+21
Height
9914235.2845723