20921433 is an odd 8-digits composite number following 20921432
and preceding 20921434 . In scientific notation, it is written as 2.0921433 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 12874704 positive integers (up to 20921433) that are relatively prime to 20921433.
20921433 has 8 divisors, whose sum is 30041088
The reverse of 20921433 is 33412902
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million nine hundred twenty-one thousand four hundred thirty-three
Scientific notation
2.0921433 × 10^7
Engineering notation
2.0921433 × 10^6
Prime Factorization
3 × 13 × 536447
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20921433
Product of the distinct prime numbers
The prime factorization of 20921433 is 3 × 13 × 536447.
Since it has a total of 3 prime factors.
6 , 5 , 39 , 28 , 776 , 724 , 7325 , 6905 , 82651 , 23082 , 648 , 692256 , 9997339 , 5215307 , 94959267 , 40643910 , 792785647 , 190880733 , 9007945856 , 682687320
n×2
41842866
n×3
62764299
n×4
83685732
n×5
104607165
n÷2
10460716.5
n÷3
6973811
n÷3
5230358.25
n÷5
4184286.6
n2
437706358773489
n3
9.1574442587535E+21
n4
1.9158685651075E+29
n5
4.0082715821702E+36
2 √n
4573.9952995166
3 √n
275.54792354305
4 √n
67.631318924864
5 √n
29.115099966021
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
-20921432
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 20921433 can be divided by 8 positive divisors.
The sum of these divisors (counting 20921433) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111110011110001011001
3
Ternary
1110100220210220
4
Quaternary
1033303301121
5
Quinary
20323441213
6
Senary
2024230253
8
Octal
117636131
10
Decimal
20921433
12
Duodecimal
700b389
16
Hexadecimal
13f3c59
20
Vigesimal
6af3bd
36
Base36
cgf2x
md5
e2bd530ad78517b1c86fa611fffcfa2a
sha1
01c1aac967c3cac5b11362f81951bb69aa7f04bb
sha256
ca4f63352098e23dc64e2fd37f74fb6a478f8570daa0eb920bb9883d68257d16
sha512
40f683c98ec470945ecdc4d4c2a2223ef22ff1d40eb60289ae97d51d43e63a47ecd88bf01068a7fa99122fe91b48fed555634677230c590b8ffdeb735ddaedf8
ripemd-160
55bddd76dabca945eec67e2db459817cf6fdf493
Diameter
41842866
Circumference
131453240.43074
Area
1.3750950811523E+15
Volume
3.8358612811944E+22
Surface area
5.5003803246093E+15
Circumference
131453240.43074
Perimeter
83685732
Area
437706358773489
Diagonal
29587374.29288
Surface area
2626238152640934
Volume
9.1574442587535E+21
Space diagonal
36236984.923148
Perimeter
62764299
Area
1.8953241304791E+14
Altitude
18118492.461574
Surface area
1.8953241304791E+14
Volume
1.0792151556171E+21
Height
9862458.0976267