21796729 is an odd 8-digits composite number following 21796728
and preceding 21796730 . In scientific notation, it is written as 2.1796729 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 21500400 positive integers (up to 21796729) that are relatively prime to 21796729.
21796729 has 8 divisors, whose sum is 22095360
The reverse of 21796729 is 92769712
Previous prime number is 191
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-one million seven hundred ninety-six thousand seven hundred twenty-nine
Scientific notation
2.1796729 × 10^7
Engineering notation
2.1796729 × 10^6
Prime Factorization
139 × 191 × 821
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21796729
Product of the distinct prime numbers
The prime factorization of 21796729 is 139 × 191 × 821.
Since it has a total of 3 prime factors.
1 , 9 , 14 , 46 , 681 , 183 , 8341 , 7238 , 98707 , 78584 , 953859 , 11192 , 8425725 , 4868588 , 45443071 , 86585664 , 718118234 , 436658829 , 7049879593 , 2141913970
n×2
43593458
n×3
65390187
n×4
87186916
n×5
108983645
n÷2
10898364.5
n÷3
7265576.3333333
n÷3
5449182.25
n÷5
4359345.8
n2
475097395099441
n3
1.0355569169588E+22
n4
2.2571753483027E+29
n5
4.9199039372436E+36
2 √n
4668.6967132167
3 √n
279.33827154225
4 √n
68.32786191018
5 √n
29.354741812456
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
-21796728
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 21796729 can be divided by 8 positive divisors.
The sum of these divisors (counting 21796729) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011001001011101111001
3
Ternary
1112000101111021
4
Quaternary
1103021131321
5
Quinary
21034443404
6
Senary
2055102441
8
Octal
123113571
10
Decimal
21796729
12
Duodecimal
7371a21
16
Hexadecimal
14c9779
20
Vigesimal
6g4bg9
36
Base36
cz6gp
md5
5e8aeb37cee337cc104c1a10f4cc3f2f
sha1
53b64a5c4e133ac684250042449496b201b53c68
sha256
94da1794e56ee8ff709ce4181f32b53b92f52e4f51e6b722c89de48ad38d1cf8
sha512
402c546b01442aa7cb93bc6aeb76a01deacbff92693b132341ceb7b32edaece3563315f6104e61232dc19f3d9bf4c0cf940c0fc901c5ec547c1c5669600f2f72
ripemd-160
ea10ab34fd3d899ca562bde028125db1a74d6c0a
Diameter
43593458
Circumference
136952887.39738
Area
1.4925624861841E+15
Volume
4.337730670256E+22
Surface area
5.9702499447362E+15
Circumference
136952887.39738
Perimeter
87186916
Area
475097395099441
Diagonal
30825229.767171
Surface area
2850584370596646
Volume
1.0355569169588E+22
Space diagonal
37753042.06681
Perimeter
65390187
Area
2.0572320671396E+14
Altitude
18876521.033405
Surface area
2.0572320671396E+14
Volume
1.2204155304771E+21
Height
10275076.589057