21829639 is an odd 8-digits composite number following 21829638
and preceding 21829640 . In scientific notation, it is written as 2.1829639 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 20150424 positive integers (up to 21829639) that are relatively prime to 21829639.
21829639 has 4 divisors, whose sum is 23508856
The reverse of 21829639 is 93692812
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-one million eight hundred twenty-nine thousand six hundred thirty-nine
Scientific notation
2.1829639 × 10^7
Engineering notation
2.1829639 × 10^6
Prime Factorization
13 × 1679203
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21829639
Product of the distinct prime numbers
The prime factorization of 21829639 is 13 × 1679203.
Since it has a total of 2 prime factors.
6 , 10 , 86 , 66 , 401 , 918 , 8455 , 133 , 65906 , 24530 , 298895 , 810281 , 2746215 , 2811184 , 69283735 , 67115683 , 433562339 , 80675547 , 6034093432 , 1781278850
n×2
43659278
n×3
65488917
n×4
87318556
n×5
109148195
n÷2
10914819.5
n÷3
7276546.3333333
n÷3
5457409.75
n÷5
4365927.8
n2
476533138870321
n3
1.0402546393076E+22
n4
2.270838324416E+29
n5
4.9571580849366E+36
2 √n
4672.2199220499
3 √n
279.47878803395
4 √n
68.353638689172
5 √n
29.363600771361
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
-21829638
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 21829639 can be divided by 4 positive divisors.
The sum of these divisors (counting 21829639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011010001100000000111
3
Ternary
1112002001122011
4
Quaternary
1103101200013
5
Quinary
21042022024
6
Senary
2055515051
8
Octal
123214007
10
Decimal
21829639
12
Duodecimal
7388a87
16
Hexadecimal
14d1807
20
Vigesimal
6g8e1j
36
Base36
czvuv
md5
b580b2badaec830f33eceb95a24eae8f
sha1
220717203f4e88c0c4d7ae294763bf8e49112b72
sha256
6803f58cd40617ffa785fc3f904ddd9bc12907390595751aab0833baa9537d28
sha512
9e141e42c221b890093806671ec95c4ca9b5f7564f4801317b9ea7f8b7be8cd065d9478c49ddf6eec61597ef0c4359409826c694f28baeb4a1d1d289e3893e4c
ripemd-160
8954c8cf8d55a3c9642c1483337a312a374810c3
Diameter
43659278
Circumference
137159667.02583
Area
1.4970730082671E+15
Volume
4.3574084436153E+22
Surface area
5.9882920330683E+15
Circumference
137159667.02583
Perimeter
87318556
Area
476533138870321
Diagonal
30871771.535509
Surface area
2859198833221926
Volume
1.0402546393076E+22
Space diagonal
37810043.858887
Perimeter
65488917
Area
2.0634490200342E+14
Altitude
18905021.929444
Surface area
2.0634490200342E+14
Volume
1.2259518493586E+21
Height
10290590.511836