20216431 is an odd 8-digits composite number following 20216430
and preceding 20216432 . In scientific notation, it is written as 2.0216431 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 20165112 positive integers (up to 20216431) that are relatively prime to 20216431.
20216431 has 4 divisors, whose sum is 20267752
The reverse of 20216431 is 13461202
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million two hundred sixteen thousand four hundred thirty-one
Scientific notation
2.0216431 × 10^7
Engineering notation
2.0216431 × 10^6
Prime Factorization
397 × 50923
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20216431
Product of the distinct prime numbers
The prime factorization of 20216431 is 397 × 50923.
Since it has a total of 2 prime factors.
1 , 9 , 70 , 69 , 669 , 522 , 8671 , 3101 , 27037 , 93503 , 353907 , 374160 , 2732788 , 8470402 , 95851664 , 40246594 , 760393378 , 748965800 , 3608843641 , 5739832498
n×2
40432862
n×3
60649293
n×4
80865724
n×5
101082155
n÷2
10108215.5
n÷3
6738810.3333333
n÷3
5054107.75
n÷5
4043286.2
n2
408704082377761
n3
8.2625378808083E+21
n4
1.6703902695225E+29
n5
3.3769329626873E+36
2 √n
4496.2685640429
3 √n
272.41739100184
4 √n
67.054221075506
5 √n
28.916178538804
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
-20216430
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 20216431 can be divided by 4 positive divisors.
The sum of these divisors (counting 20216431) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000111101001101111
3
Ternary
1102001002201201
4
Quaternary
1031013221233
5
Quinary
20133411211
6
Senary
2001150331
8
Octal
115075157
10
Decimal
20216431
12
Duodecimal
692b3a7
16
Hexadecimal
1347a6f
20
Vigesimal
66711b
36
Base36
c1b3j
md5
8fe5c10d4ea63cc363c4e7d05d71a751
sha1
15d74fa065d4507aa15bad0846215f7936b3bb80
sha256
ddc5d3d7c4e01483ee7f15f20ef0a2e0fb21cd178d5da479eecf5ef39e8596fc
sha512
2c44c9d7a2ec71e7578384f8fc58e095a6856f027e5db323165dedeb66c67a2e952a4f12cb197bd172e0dfa80eef524ecb95c10600552a1035d8892a13d408a5
ripemd-160
7058f41d503a91d33c7578b348dbfc759684ad5a
Diameter
40432862
Circumference
127023582.22281
Area
1.2839817426901E+15
Volume
3.4610037741806E+22
Surface area
5.1359269707605E+15
Circumference
127023582.22281
Perimeter
80865724
Area
408704082377761
Diagonal
28590350.90298
Surface area
2452224494266566
Volume
8.2625378808083E+21
Space diagonal
35015885.63971
Perimeter
60649293
Area
1.7697405898477E+14
Altitude
17507942.819855
Surface area
1.7697405898477E+14
Volume
9.7374942755505E+20
Height
9530116.96766