21479319 is an odd 8-digits composite number following 21479318
and preceding 21479320 . In scientific notation, it is written as 2.1479319 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 14319540 positive integers (up to 21479319) that are relatively prime to 21479319.
21479319 has 4 divisors, whose sum is 23865920
The reverse of 21479319 is 91397412
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-one million four hundred seventy-nine thousand three hundred nineteen
Scientific notation
2.1479319 × 10^7
Engineering notation
2.1479319 × 10^6
Prime Factorization
9 × 2386591
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21479319
Product of the distinct prime numbers
The prime factorization of 21479319 is 9 × 2386591.
Since it has a total of 2 prime factors.
1 , 7 , 57 , 84 , 333 , 568 , 2475 , 6624 , 71017 , 39331 , 662531 , 216884 , 8196828 , 1127974 , 2289469 , 65118682 , 369728647 , 818272392 , 9512055265 , 3038528395
n×2
42958638
n×3
64437957
n×4
85917276
n×5
107396595
n÷2
10739659.5
n÷3
7159773
n÷3
5369829.75
n÷5
4295863.8
n2
461361144703761
n3
9.9097232012972E+21
n4
2.1285410584236E+29
n5
4.5719612398479E+36
2 √n
4634.5786216225
3 √n
277.97570220501
4 √n
68.077739545482
5 √n
29.268745044468
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
-21479318
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 21479319 can be divided by 4 positive divisors.
The sum of these divisors (counting 21479319) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001111011111110010111
3
Ternary
1111102021002100
4
Quaternary
1101323332113
5
Quinary
20444314234
6
Senary
2044213143
8
Octal
121737627
10
Decimal
21479319
12
Duodecimal
723a1b3
16
Hexadecimal
147bf97
20
Vigesimal
6e4i5j
36
Base36
csdjr
md5
2d4fd773da957edce5d9996bab60150d
sha1
45e4c3f4d606917756fae466ae49b46de331de0e
sha256
88e8fdc9c49e6a847fa4b3130a8593a72c825b5ca6e96ec2034a6491931a3174
sha512
44bb86668989a1deaf928648dec498bb1019b7a01dd10cc179e42b6ce3b4030359cb0f78224c99d520e20a2668a55acac40ae43999ea87167d4a0fcfb787f11e
ripemd-160
3a1053bcc95e9b7c0d5ca037eec5078cbdb67183
Diameter
42958638
Circumference
134958541.54902
Area
1.4494087828531E+15
Volume
4.1509751477738E+22
Surface area
5.7976351314125E+15
Circumference
134958541.54902
Perimeter
85917276
Area
461361144703761
Diagonal
30376344.240338
Surface area
2768166868222566
Volume
9.9097232012972E+21
Space diagonal
37203271.81998
Perimeter
64437957
Area
1.9977523581626E+14
Altitude
18601635.90999
Surface area
1.9977523581626E+14
Volume
1.1678720792198E+21
Height
10125448.080113