21558086 is an even 8-digits composite number following 21558085
and preceding 21558087 . In scientific notation, it is written as 2.1558086 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors.
There are 9799020 positive integers (up to 21558086) that are relatively prime to 21558086.
21558086 has 12 divisors, whose sum is 35544516
The reverse of 21558086 is 68085512
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million five hundred fifty-eight thousand eighty-six
Scientific notation
2.1558086 × 10^7
Engineering notation
2.1558086 × 10^6
Prime Factorization
2 × 11 × 11 × 89083
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1959826
Product of the distinct prime numbers
The prime factorization of 21558086 is 2 × 11 × 11 × 89083.
Since it has a total of 4 prime factors.
1 , 1 , 7 , 92 , 693 , 894 , 1802 , 3378 , 18529 , 12982 , 13073 , 568993 , 2314353 , 647091 , 20399463 , 20896084 , 268930431 , 671981025 , 8885571747 , 2913867805
n×2
43116172
n×3
64674258
n×4
86232344
n×5
107790430
n÷2
10779043
n÷3
7186028.6666667
n÷3
5389521.5
n÷5
4311617.2
n2
464751071983396
n3
1.001914357841E+22
n4
2.1599355890972E+29
n5
4.6564077184217E+36
2 √n
4643.0685973826
3 √n
278.31507675043
4 √n
68.140066021266
5 √n
29.290179960398
1 , 2 , 11 , 22 , 121 , 242 , 89083 , 178166 , 979913 , 1959826 , 10779043 , 21558086
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
-21558085
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 21558086 can be divided by 12 positive divisors.
The sum of these divisors (counting 21558086) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010010001111001101000110
3
Ternary
1111120021010122
4
Quaternary
1102033031012
5
Quinary
21004324321
6
Senary
2050021542
8
Octal
122171506
10
Decimal
21558086
12
Duodecimal
72778b2
16
Hexadecimal
148f346
20
Vigesimal
6eef46
36
Base36
cu2bq
md5
8cfeeef577417ebdc37dc136e9619d72
sha1
2a96fb02031aeb9cf411458d7379ffa39c11440a
sha256
94ae6cba2282bc3ebbd605094f8e74e7d2c1e2af2bf11b3438a9dbf55bf1607b
sha512
2001d4699d7cdd5e11ade53383aceb2a462c72fbcd11ea5160c895063320dc193ddcb47f2f9f4c87cab9b4a4b5c0ad1a9a42fa0fb06d4ef62cb573b0b5be2fa8
ripemd-160
2e8d144374dbdf92190e7ad49f63a8fdacd78548
Diameter
43116172
Circumference
135453449.20611
Area
1.460058553491E+15
Volume
4.1968090481593E+22
Surface area
5.8402342139641E+15
Circumference
135453449.20611
Perimeter
86232344
Area
464751071983396
Diagonal
30487737.600006
Surface area
2788506431900376
Volume
1.001914357841E+22
Space diagonal
37339700.265939
Perimeter
64674258
Area
2.0124311738684E+14
Altitude
18669850.13297
Surface area
2.0124311738684E+14
Volume
1.1807673943293E+21
Height
10162579.200002