21493359 is an odd 8-digits composite number following 21493358
and preceding 21493360 . In scientific notation, it is written as 2.1493359 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 14291424 positive integers (up to 21493359) that are relatively prime to 21493359.
21493359 has 8 divisors, whose sum is 28686080
The reverse of 21493359 is 95339412
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-one million four hundred ninety-three thousand three hundred fifty-nine
Scientific notation
2.1493359 × 10^7
Engineering notation
2.1493359 × 10^6
Prime Factorization
1227 × 3 × 5839
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21493359
Product of the distinct prime numbers
The prime factorization of 21493359 is 1227 × 3 × 5839.
Since it has a total of 3 prime factors.
3 , 8 , 70 , 61 , 35 , 385 , 3490 , 339 , 92539 , 6986 , 449636 , 325409 , 2330636 , 9831836 , 91894715 , 46293167 , 599583786 , 734181878 , 849720686 , 8409677160
n×2
42986718
n×3
64480077
n×4
85973436
n×5
107466795
n÷2
10746679.5
n÷3
7164453
n÷3
5373339.75
n÷5
4298671.8
n2
461964481102881
n3
9.9291684375929E+21
n4
2.1341118180065E+29
n5
4.5869231450557E+36
2 √n
4636.0930749932
3 √n
278.036255472
4 √n
68.088861607411
5 √n
29.272570359225
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
-21493358
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 21493359 can be divided by 8 positive divisors.
The sum of these divisors (counting 21493359) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111111011001101111
3
Ternary
1111102222100100
4
Quaternary
1101333121233
5
Quinary
21000241414
6
Senary
2044402143
8
Octal
121773157
10
Decimal
21493359
12
Duodecimal
7246353
16
Hexadecimal
147f66f
20
Vigesimal
6e6d7j
36
Base36
csodr
md5
f4c7bf2e4f79a85d8fcaee0632c74822
sha1
5d7d019a65dce3564f71b05b96d124cc82ddcea1
sha256
72b7e79efcec781bc1c7008224be1d46cb535e7575a5213a58f744ef8eee2747
sha512
852a0ff60504e45dc28d35c78b26bc27424ee96cc1d803c0efb9e282bb9c0c35f509df428d8bcba23f82d5271ea65df8998f335a0e83970b06d5147aa4e1ad1f
ripemd-160
2c09ddd3bec87655bdb354955f7397df706b2f8d
Diameter
42986718
Circumference
135046757.47074
Area
1.4513042200522E+15
Volume
4.1591203493063E+22
Surface area
5.8052168802089E+15
Circumference
135046757.47074
Perimeter
85973436
Area
461964481102881
Diagonal
30396199.798754
Surface area
2771786886617286
Volume
9.9291684375929E+21
Space diagonal
37227589.813318
Perimeter
64480077
Area
2.000364881406E+14
Altitude
18613794.906659
Surface area
2.000364881406E+14
Volume
1.1701637222942E+21
Height
10132066.599585