21447029 is an odd 8-digits composite number following 21447028
and preceding 21447030 . In scientific notation, it is written as 2.1447029 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 20253456 positive integers (up to 21447029) that are relatively prime to 21447029.
21447029 has 8 divisors, whose sum is 22647840
The reverse of 21447029 is 92074412
Previous prime number is 347
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million four hundred forty-seven thousand twenty-nine
Scientific notation
2.1447029 × 10^7
Engineering notation
2.1447029 × 10^6
Prime Factorization
19 × 347 × 3253
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21447029
Product of the distinct prime numbers
The prime factorization of 21447029 is 19 × 347 × 3253.
Since it has a total of 3 prime factors.
4 , 5 , 97 , 9 , 301 , 138 , 1212 , 4471 , 3144 , 89855 , 726251 , 507379 , 7840623 , 363275 , 29737225 , 55675926 , 51205316 , 500247648 , 2920738597 , 4834521747
n×2
42894058
n×3
64341087
n×4
85788116
n×5
107235145
n÷2
10723514.5
n÷3
7149009.6666667
n÷3
5361757.25
n÷5
4289405.8
n2
459975052926841
n3
9.8650982993985E+21
n4
2.1157704931505E+29
n5
4.5376991123943E+36
2 √n
4631.0937153118
3 √n
277.83633811879
4 √n
68.052139682098
5 √n
29.259939769094
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
-21447028
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 21447029 can be divided by 8 positive divisors.
The sum of these divisors (counting 21447029) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001110100000101110101
3
Ternary
1111100121210102
4
Quaternary
1101310011311
5
Quinary
20442301104
6
Senary
2043403445
8
Octal
121640565
10
Decimal
21447029
12
Duodecimal
7223585
16
Hexadecimal
1474175
20
Vigesimal
6e0hb9
36
Base36
cromt
md5
e22f4e2104ac982295b316bf2f9594e4
sha1
d3ad62ce2657f6c638cf3c78e39cf38a816e2ced
sha256
8361dab6a2f610ea81a64a0116644680f32c96e2967014615faeda2cd6c906ea
sha512
142c4b8e237ed4c5387bbc37b7e82c40696c80d3cea7632b320617e7c0bde5feb8d272e8793cccbca320ed6a8e5d4f29f868d980da771d4fc90e87821e268a3b
ripemd-160
286ba9f967b094e2b5214b183d817d6d5dede364
Diameter
42894058
Circumference
134755657.49545
Area
1.4450542471095E+15
Volume
4.1322827125775E+22
Surface area
5.7802169884382E+15
Circumference
134755657.49545
Perimeter
85788116
Area
459975052926841
Diagonal
30330679.284409
Surface area
2759850317561046
Volume
9.8650982993985E+21
Space diagonal
37147343.899403
Perimeter
64341087
Area
1.9917504047087E+14
Altitude
18573671.949702
Surface area
1.9917504047087E+14
Volume
1.1626129840961E+21
Height
10110226.428136