21550188 is an even 8-digits composite number following 21550187
and preceding 21550189 . In scientific notation, it is written as 2.1550188 × 10^7.
The sum of its digits is 30. It has a total of 5 prime factors and 24 positive divisors.
There are 6530320 positive integers (up to 21550188) that are relatively prime to 21550188.
21550188 has 24 divisors, whose sum is 54855360
The reverse of 21550188 is 88105512
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million five hundred fifty thousand one hundred eighty-eight
Scientific notation
2.1550188 × 10^7
Engineering notation
2.1550188 × 10^6
Prime Factorization
2 × 2 × 3 × 11 × 163259
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10775094
Product of the distinct prime numbers
The prime factorization of 21550188 is 2 × 2 × 3 × 11 × 163259.
Since it has a total of 5 prime factors.
5 , 3 , 41 , 67 , 910 , 520 , 485 , 2386 , 67745 , 30486 , 292617 , 597729 , 8622656 , 4578097 , 31811884 , 66250747 , 302256912 , 549087990 , 4315865647 , 9703970154
n×2
43100376
n×3
64650564
n×4
86200752
n×5
107750940
n÷2
10775094
n÷3
7183396
n÷3
5387547
n÷5
4310037.6
n2
464410602835344
n3
1.0008135800295E+22
n4
2.1567720802589E+29
n5
4.647884380273E+36
2 √n
4642.2180043596
3 √n
278.28108484957
4 √n
68.133824231138
5 √n
29.288033501298
1 , 2 , 3 , 4 , 6 , 11 , 12 , 22 , 33 , 44 , 66 , 132 , 163259 , 326518 , 489777 , 653036 , 979554 , 1795849 , 1959108 , 3591698 , 5387547 , 7183396 , 10775094 , 21550188
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21550187
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21550188 can be divided by 24 positive divisors.
The sum of these divisors (counting 21550188) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1010010001101010001101100
3
Ternary
1111112212022010
4
Quaternary
1102031101230
5
Quinary
21004101223
6
Senary
2045521220
8
Octal
122152154
10
Decimal
21550188
12
Duodecimal
7273210
16
Hexadecimal
148d46c
20
Vigesimal
6edf98
36
Base36
ctw8c
md5
481556f67e7bca4b33023a8a3e7f9946
sha1
15a13c9724807885840aaa38d38cb6c350939864
sha256
26b6f097593d3221de087c593679aa1fd55873398391fab9f786396b9d3fcef2
sha512
780990e243489195428ca33d6333bd2e1611bbf2f1492a0b4f5e2fb40bc25ddefc26d8e683d9c5ecec1ad7c18e790aeca104c08422e9b9d29edf4a2ca429b5be
ripemd-160
9fc7738d46977b2aae0a0a40df2de1305a2af6b6
Diameter
43100376
Circumference
135403824.60856
Area
1.4589889381167E+15
Volume
4.1921981208448E+22
Surface area
5.8359557524669E+15
Circumference
135403824.60856
Perimeter
86200752
Area
464410602835344
Diagonal
30476568.14129
Surface area
2786463617012064
Volume
1.0008135800295E+22
Space diagonal
37326020.528661
Perimeter
64650564
Area
2.0109568992113E+14
Altitude
18663010.264331
Surface area
2.0109568992113E+14
Volume
1.1794701152374E+21
Height
10158856.047097