21490433 is an odd 8-digits composite number following 21490432
and preceding 21490434 . In scientific notation, it is written as 2.1490433 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 21446868 positive integers (up to 21490433) that are relatively prime to 21490433.
21490433 has 4 divisors, whose sum is 21534000
The reverse of 21490433 is 33409412
Previous prime number is 499
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million four hundred ninety thousand four hundred thirty-three
Scientific notation
2.1490433 × 10^7
Engineering notation
2.1490433 × 10^6
Prime Factorization
499 × 43067
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21490433
Product of the distinct prime numbers
The prime factorization of 21490433 is 499 × 43067.
Since it has a total of 2 prime factors.
10 , 4 , 87 , 7 , 622 , 561 , 6714 , 4087 , 8134 , 45470 , 40002 , 871092 , 4435515 , 763390 , 86882930 , 81368460 , 641145533 , 297893527 , 2616602339 , 2276989821
n×2
42980866
n×3
64471299
n×4
85961732
n×5
107452165
n÷2
10745216.5
n÷3
7163477.6666667
n÷3
5372608.25
n÷5
4298086.6
n2
461838710527489
n3
9.9251138653974E+21
n4
2.1329499454169E+29
n5
4.5838017894336E+36
2 √n
4635.7774968176
3 √n
278.02363807076
4 √n
68.086544168562
5 √n
29.271773311119
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
-21490432
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 21490433 can be divided by 4 positive divisors.
The sum of these divisors (counting 21490433) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001111110101100000001
3
Ternary
1111102211022222
4
Quaternary
1101332230001
5
Quinary
21000143213
6
Senary
2044340425
8
Octal
121765401
10
Decimal
21490433
12
Duodecimal
7244715
16
Hexadecimal
147eb01
20
Vigesimal
6e661d
36
Base36
csm4h
md5
db1bbc10551fb2b3e593e89e41c50979
sha1
5da5412e852961fcd3553577c7fa96febf4f65ba
sha256
0bcc635ccb9e7249305df7d27cace049ed555f6f7e34549506614e0d5cb2d864
sha512
7bd9c91cad444d14c560da1aa0f0dd86d3bf15c8a20781935c30ff87fab6ae2a036b699ee681b677765e26322e12b09a259fe6609a14dafae359663364b417f9
ripemd-160
30c79366cceee175d406ae8a011f59e71b0a5ed5
Diameter
42980866
Circumference
135028372.87053
Area
1.4509091001365E+15
Volume
4.1574219740766E+22
Surface area
5.8036364005462E+15
Circumference
135028372.87053
Perimeter
85961732
Area
461838710527489
Diagonal
30392061.80987
Surface area
2771032263164934
Volume
9.9251138653974E+21
Space diagonal
37222521.832655
Perimeter
64471299
Area
1.9998202788393E+14
Altitude
18611260.916327
Surface area
1.9998202788393E+14
Volume
1.1696858863785E+21
Height
10130687.269957