20219788 is an even 8-digits composite number following 20219787
and preceding 20219789 . In scientific notation, it is written as 2.0219788 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 10085040 positive integers (up to 20219788) that are relatively prime to 20219788.
20219788 has 12 divisors, whose sum is 35471632
The reverse of 20219788 is 88791202
Previous prime number is 421
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million two hundred nineteen thousand seven hundred eighty-eight
Scientific notation
2.0219788 × 10^7
Engineering notation
2.0219788 × 10^6
Prime Factorization
2 × 2 × 421 × 12007
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10109894
Product of the distinct prime numbers
The prime factorization of 20219788 is 2 × 2 × 421 × 12007.
Since it has a total of 4 prime factors.
6 , 3 , 40 , 10 , 324 , 517 , 1730 , 6225 , 97965 , 46022 , 128115 , 374428 , 8608134 , 4315175 , 65253282 , 74176881 , 18352044 , 528808637 , 1430729391 , 4674299564
n×2
40439576
n×3
60659364
n×4
80879152
n×5
101098940
n÷2
10109894
n÷3
6739929.3333333
n÷3
5054947
n÷5
4043957.6
n2
408839826764944
n3
8.2666546231439E+21
n4
1.6715000394919E+29
n5
3.3797376440518E+36
2 √n
4496.6418580981
3 √n
272.43246874673
4 √n
67.057004541644
5 √n
28.917138798945
1 , 2 , 4 , 421 , 842 , 1684 , 12007 , 24014 , 48028 , 5054947 , 10109894 , 20219788
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20219787
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20219788 can be divided by 12 positive divisors.
The sum of these divisors (counting 20219788) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101001000011110001100
3
Ternary
1102001021100001
4
Quaternary
1031020132030
5
Quinary
20134013123
6
Senary
2001214044
8
Octal
115103614
10
Decimal
20219788
12
Duodecimal
6931324
16
Hexadecimal
134878c
20
Vigesimal
667998
36
Base36
c1dos
md5
1be154238286ed0e79d8b759b3640785
sha1
71e5dcd2318247c855e2cc85a487f8575d68c219
sha256
bc6f7a2cb29f7840cf4fb5efbcd252367bba12f99690887c9c29cda8e1e96c9e
sha512
d4c1ef380e19150e84cb6ed5159cffd69a947ab6ec0ac8179d3b69455ca582873058ca65a4523965a657c24c1e79e8fd438358295acb0f1505b2b2a87a2405a3
ripemd-160
d479b03d258467dcd1974510d65d2b8c9c169b62
Diameter
40439576
Circumference
127044674.87589
Area
1.2844081962597E+15
Volume
3.4627281911777E+22
Surface area
5.1376327850387E+15
Circumference
127044674.87589
Perimeter
80879152
Area
408839826764944
Diagonal
28595098.417909
Surface area
2453038960589664
Volume
8.2666546231439E+21
Space diagonal
35021700.134271
Perimeter
60659364
Area
1.7703283802864E+14
Altitude
17510850.067136
Surface area
1.7703283802864E+14
Volume
9.7423459029203E+20
Height
9531699.4726363