21931413 is an odd 8-digits composite number following 21931412
and preceding 21931414 . In scientific notation, it is written as 2.1931413 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 12532224 positive integers (up to 21931413) that are relatively prime to 21931413.
21931413 has 8 divisors, whose sum is 33419328
The reverse of 21931413 is 31413912
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million nine hundred thirty-one thousand four hundred thirteen
Scientific notation
2.1931413 × 10^7
Engineering notation
2.1931413 × 10^6
Prime Factorization
3 × 7 × 1044353
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21931413
Product of the distinct prime numbers
The prime factorization of 21931413 is 3 × 7 × 1044353.
Since it has a total of 3 prime factors.
6 , 1 , 22 , 50 , 735 , 838 , 618 , 2217 , 80650 , 65309 , 699810 , 773268 , 6570424 , 4877051 , 86469890 , 76562897 , 736330868 , 893037982 , 9038107083 , 4539950828
n×2
43862826
n×3
65794239
n×4
87725652
n×5
109657065
n÷2
10965706.5
n÷3
7310471
n÷3
5482853.25
n÷5
4386282.6
n2
480986876176569
n3
1.0548721829008E+22
n4
2.3134837505409E+29
n5
5.0737967601902E+36
2 √n
4683.0986536694
3 √n
279.91244286148
4 √n
68.433169250513
5 √n
29.390929611284
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
-21931412
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 21931413 can be divided by 8 positive divisors.
The sum of these divisors (counting 21931413) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011101010010110010101
3
Ternary
1112021020020120
4
Quaternary
1103222112111
5
Quinary
21103301123
6
Senary
2102022153
8
Octal
123522625
10
Decimal
21931413
12
Duodecimal
7417959
16
Hexadecimal
14ea595
20
Vigesimal
6h18ad
36
Base36
d22dx
md5
21f5e61649c56d21598baa3a373acee4
sha1
ce7bb24f0570f00815c911fb321627d52fa42d9f
sha256
f6ba89249c2cd84175fbfe9798d8b67b365329c064e7aad1258b38fa12bf9d3d
sha512
571668f18c1d32db0a6b7b22cfc3baa45767c6ff359df4b7bf1c2635cef1633d3c05e089acab9efd71d923e3920bf9c42d072b6724be3de93a74cd0e6029fe2d
ripemd-160
0a11c795f0e0b427fa6809caf089588d612a202c
Diameter
43862826
Circumference
137799131.92729
Area
1.5110648366694E+15
Volume
4.4186382670366E+22
Surface area
6.0442593466777E+15
Circumference
137799131.92729
Perimeter
87725652
Area
480986876176569
Diagonal
31015701.706606
Surface area
2885921257059414
Volume
1.0548721829008E+22
Space diagonal
37986321.597777
Perimeter
65794239
Area
2.0827342682791E+14
Altitude
18993160.798888
Surface area
2.0827342682791E+14
Volume
1.2431787896904E+21
Height
10338567.235535