20219729 is an odd 8-digits composite number following 20219728
and preceding 20219730 . In scientific notation, it is written as 2.0219729 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 19491120 positive integers (up to 20219729) that are relatively prime to 20219729.
20219729 has 8 divisors, whose sum is 20961408
The reverse of 20219729 is 92791202
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million two hundred nineteen thousand seven hundred twenty-nine
Scientific notation
2.0219729 × 10^7
Engineering notation
2.0219729 × 10^6
Prime Factorization
47 × 67 × 6421
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20219729
Product of the distinct prime numbers
The prime factorization of 20219729 is 47 × 67 × 6421.
Since it has a total of 3 prime factors.
1 , 5 , 91 , 54 , 833 , 921 , 3358 , 3431 , 33508 , 24401 , 941556 , 695217 , 9195260 , 2369027 , 41231649 , 22353236 , 672395412 , 620671363 , 1700141109 , 3759433913
n×2
40439458
n×3
60659187
n×4
80878916
n×5
101098645
n÷2
10109864.5
n÷3
6739909.6666667
n÷3
5054932.25
n÷5
4043945.8
n2
408837440833441
n3
8.2665822587057E+21
n4
1.6714805302724E+29
n5
3.3796883350884E+36
2 √n
4496.635297642
3 √n
272.43220376652
4 √n
67.056955624618
5 √n
28.917121923267
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
-20219728
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 20219729 can be divided by 8 positive divisors.
The sum of these divisors (counting 20219729) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001000011101010001
3
Ternary
1102001021020212
4
Quaternary
1031020131101
5
Quinary
20134012404
6
Senary
2001213505
8
Octal
115103521
10
Decimal
20219729
12
Duodecimal
6931295
16
Hexadecimal
1348751
20
Vigesimal
667969
36
Base36
c1dn5
md5
31d83df36963246ba41c62b708e0b2f4
sha1
896b221ee6c5cff271d9514660d184b23eece244
sha256
89f9885b931e4231c9e19bb4139ac2dc85e2b7212b455794678c5218469089cb
sha512
6b7b7c50d5446dc55c9f94e954e35a8296f5c26eee9ff5f47d72449c9f02b39aa9ecfd6b50236018556288c09dfeb2e1d54dc6019dfe19fb04253236bb79f1eb
ripemd-160
797f3e6db1f0597d7d7169e18c0a6fc6c4046ce7
Diameter
40439458
Circumference
127044304.16795
Area
1.2844007006348E+15
Volume
3.4626978792327E+22
Surface area
5.1376028025392E+15
Circumference
127044304.16795
Perimeter
80878916
Area
408837440833441
Diagonal
28595014.979309
Surface area
2453024645000646
Volume
8.2665822587057E+21
Space diagonal
35021597.943274
Perimeter
60659187
Area
1.7703180488999E+14
Altitude
17510798.971637
Surface area
1.7703180488999E+14
Volume
9.742260620612E+20
Height
9531671.6597695