21132829 is an odd 8-digits composite number following 21132828
and preceding 21132830 . In scientific notation, it is written as 2.1132829 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 21121884 positive integers (up to 21132829) that are relatively prime to 21132829.
21132829 has 4 divisors, whose sum is 21143776
The reverse of 21132829 is 92823112
Previous prime number is 8443
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million one hundred thirty-two thousand eight hundred twenty-nine
Scientific notation
2.1132829 × 10^7
Engineering notation
2.1132829 × 10^6
Prime Factorization
8443 × 2503
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21132829
Product of the distinct prime numbers
The prime factorization of 21132829 is 8443 × 2503.
Since it has a total of 2 prime factors.
4 , 7 , 15 , 55 , 670 , 969 , 3561 , 767 , 98376 , 24122 , 145319 , 422729 , 7644914 , 2084854 , 81569188 , 58009913 , 899543190 , 230392366 , 8934149150 , 4720460731
n×2
42265658
n×3
63398487
n×4
84531316
n×5
105664145
n÷2
10566414.5
n÷3
7044276.3333333
n÷3
5283207.25
n÷5
4226565.8
n2
446596461543241
n3
9.4378466537984E+21
n4
1.9944839946294E+29
n5
4.2149089201741E+36
2 √n
4597.0456817395
3 √n
276.47288619239
4 √n
67.801516810021
5 √n
29.173701013434
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
-21132828
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 21132829 can be divided by 4 positive divisors.
The sum of these divisors (counting 21132829) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100111011000011101
3
Ternary
1110202122210101
4
Quaternary
1100213120131
5
Quinary
20402222304
6
Senary
2032541101
8
Octal
120473035
10
Decimal
21132829
12
Duodecimal
70b1791
16
Hexadecimal
142761d
20
Vigesimal
6c1c19
36
Base36
cky71
md5
3e872f35482e9929eeae13c47d3d3c38
sha1
ebca6d16ea0ea8ef5c7230f829a1e3cb04d1b09a
sha256
0c0d57efe75f86599f6684ff1be8293ee6b21883717f8333c4e21a4ed091c0e7
sha512
b4a357f8cec256c9724333a83b3791fbda5ad036704f5678d1ac415000283a5fc0555e38a719f1bf781f6c9baf672a5d5a2e6e9ed1e19166e95d0b24134832bd
ripemd-160
a889f5591fe06bec062f636ba874955de9289f20
Diameter
42265658
Circumference
132781480.67194
Area
1.4030241627034E+15
Volume
3.9533159617707E+22
Surface area
5.6120966508138E+15
Circumference
132781480.67194
Perimeter
84531316
Area
446596461543241
Diagonal
29886333.383111
Surface area
2679578769259446
Volume
9.4378466537984E+21
Space diagonal
36603133.535665
Perimeter
63398487
Area
1.9338194046834E+14
Altitude
18301566.767832
Surface area
1.9338194046834E+14
Volume
1.1122608947833E+21
Height
9962111.1277038