20211888 is an even 8-digits composite number following 20211887
and preceding 20211889 . In scientific notation, it is written as 2.0211888 × 10^7.
The sum of its digits is 30. It has a total of 6 prime factors and 20 positive divisors.
There are 6737280 positive integers (up to 20211888) that are relatively prime to 20211888.
20211888 has 20 divisors, whose sum is 52214168
The reverse of 20211888 is 88811202
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million two hundred eleven thousand eight hundred eighty-eight
Scientific notation
2.0211888 × 10^7
Engineering notation
2.0211888 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 3 × 421081
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2526486
Product of the distinct prime numbers
The prime factorization of 20211888 is 2 × 2 × 2 × 2 × 3 × 421081.
Since it has a total of 6 prime factors.
3 , 10 , 13 , 66 , 777 , 24 , 5853 , 4888 , 68415 , 24669 , 8017 , 974221 , 707029 , 8812448 , 56384336 , 24845123 , 47791858 , 661365740 , 1803565036 , 2867604769
n×2
40423776
n×3
60635664
n×4
80847552
n×5
101059440
n÷2
10105944
n÷3
6737296
n÷3
5052972
n÷5
4042377.6
n2
408520416524544
n3
8.2569689045074E+21
n4
1.6688893071739E+29
n5
3.3731403760996E+36
2 √n
4495.763338967
3 √n
272.39698375782
4 √n
67.050453682037
5 √n
28.914878823648
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 48 , 421081 , 842162 , 1263243 , 1684324 , 2526486 , 3368648 , 5052972 , 6737296 , 10105944 , 20211888
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20211887
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20211888 can be divided by 20 positive divisors.
The sum of these divisors (counting 20211888) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001101000110100010110000
3
Ternary
1102000212111110
4
Quaternary
1031012202300
5
Quinary
20133240023
6
Senary
2001113320
8
Octal
115064260
10
Decimal
20211888
12
Duodecimal
6928840
16
Hexadecimal
13468b0
20
Vigesimal
6669e8
36
Base36
c17lc
md5
78d0acb87ba21844f245c31027f26173
sha1
694d592584316fe4021a3c5c1b53c06d54ed61fa
sha256
daf05e87d6b9ea5e3bd7bafb054951bd772b185e58b275f6d057ffeef1d28e8c
sha512
ff979c3e0a50e4e3f7f0a46091c5ba99cb7dacbb23fe326949377213eb85f26d43bc153f3344388c1ab0a8c7ffbef9525d227d825b74c246d8b561e66509d1c1
ripemd-160
9e0ac0cb9f4a7b846f277758cad91ed485285185
Diameter
40423776
Circumference
126995037.71196
Area
1.2834047393949E+15
Volume
3.4586710468427E+22
Surface area
5.1336189575798E+15
Circumference
126995037.71196
Perimeter
80847552
Area
408520416524544
Diagonal
28583926.130766
Surface area
2451122499147264
Volume
8.2569689045074E+21
Space diagonal
35008016.932892
Perimeter
60635664
Area
1.7689452933743E+14
Altitude
17504008.466446
Surface area
1.7689452933743E+14
Volume
9.7309311740394E+20
Height
9527975.376922