20219979 is an odd 8-digits composite number following 20219978
and preceding 20219980 . In scientific notation, it is written as 2.0219979 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 12406176 positive integers (up to 20219979) that are relatively prime to 20219979.
20219979 has 16 divisors, whose sum is 29120000
The reverse of 20219979 is 97991202
Previous prime number is 499
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million two hundred nineteen thousand nine hundred seventy-nine
Scientific notation
2.0219979 × 10^7
Engineering notation
2.0219979 × 10^6
Prime Factorization
3 × 13 × 499 × 1039
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20219979
Product of the distinct prime numbers
The prime factorization of 20219979 is 3 × 13 × 499 × 1039.
Since it has a total of 4 prime factors.
10 , 5 , 53 , 95 , 503 , 701 , 114 , 9737 , 50292 , 54406 , 537638 , 259527 , 3665948 , 7382693 , 64445145 , 91571475 , 37543302 , 210751162 , 2073407344 , 4340575559
n×2
40439958
n×3
60659937
n×4
80879916
n×5
101099895
n÷2
10109989.5
n÷3
6739993
n÷3
5054994.75
n÷5
4043995.8
n2
408847550760441
n3
8.2668888905776E+21
n4
1.6715631976281E+29
n5
3.3798972753213E+36
2 √n
4496.6630961192
3 √n
272.4333265605
4 √n
67.057162899419
5 √n
28.917193430107
1 , 3 , 13 , 39 , 499 , 1039 , 1497 , 3117 , 6487 , 13507 , 19461 , 40521 , 518461 , 1555383 , 6739993 , 20219979
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20219978
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20219979 can be divided by 16 positive divisors.
The sum of these divisors (counting 20219979) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101001000100001001011
3
Ternary
1102001021121010
4
Quaternary
1031020201023
5
Quinary
20134014404
6
Senary
2001215003
8
Octal
115104113
10
Decimal
20219979
12
Duodecimal
6931463
16
Hexadecimal
134884b
20
Vigesimal
6679ij
36
Base36
c1du3
md5
da7b5ba0ebff71a8ec809f5ced4012b1
sha1
dc423a406b7f763a7e9eea33cbe647d5101ffb8a
sha256
56d59df9c7e3702a44e8c42cdb9a2bc7650972fdc6eda7e8f7b1e3650747294e
sha512
0f166107fb96d0eea0994d366ff6f0f7375b0d0e955352985be350cba783688c2a673765e7314abe5b7094796b12f86893d1f6ce51e85c832f7b798f29b507d4
ripemd-160
f590018f1ba97682c5b6d81beff58a8ead506564
Diameter
40439958
Circumference
127045874.96428
Area
1.2844324619072E+15
Volume
3.4628263208909E+22
Surface area
5.1377298476287E+15
Circumference
127045874.96428
Perimeter
80879916
Area
408847550760441
Diagonal
28595368.532699
Surface area
2453085304562646
Volume
8.2668888905776E+21
Space diagonal
35022030.955976
Perimeter
60659937
Area
1.7703618261679E+14
Altitude
17511015.477988
Surface area
1.7703618261679E+14
Volume
9.7426219897385E+20
Height
9531789.5108997