21682019 is an odd 8-digits composite number following 21682018
and preceding 21682020 . In scientific notation, it is written as 2.1682019 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 21117096 positive integers (up to 21682019) that are relatively prime to 21682019.
21682019 has 8 divisors, whose sum is 22249920
The reverse of 21682019 is 91028612
Previous prime number is 587
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million six hundred eighty-two thousand nineteen
Scientific notation
2.1682019 × 10^7
Engineering notation
2.1682019 × 10^6
Prime Factorization
43 × 587 × 859
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21682019
Product of the distinct prime numbers
The prime factorization of 21682019 is 43 × 587 × 859.
Since it has a total of 3 prime factors.
1 , 10 , 72 , 99 , 376 , 1 , 1080 , 8007 , 32657 , 24283 , 574488 , 153013 , 4957756 , 5135028 , 38055642 , 93080240 , 178507086 , 921946991 , 3190207608 , 6496947604
n×2
43364038
n×3
65046057
n×4
86728076
n×5
108410095
n÷2
10841009.5
n÷3
7227339.6666667
n÷3
5420504.75
n÷5
4336403.8
n2
470109947916361
n3
1.0192932822812E+22
n4
2.2100336312992E+29
n5
4.7917991184469E+36
2 √n
4656.3954943712
3 √n
278.84738337675
4 √n
68.237786411717
5 √n
29.323779429802
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21682018
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21682019 can be divided by 8 positive divisors.
The sum of these divisors (counting 21682019) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010101101011101100011
3
Ternary
1111210120010202
4
Quaternary
1102231131203
5
Quinary
21022311034
6
Senary
2052415415
8
Octal
122553543
10
Decimal
21682019
12
Duodecimal
731756b
16
Hexadecimal
14ad763
20
Vigesimal
6fa50j
36
Base36
cwpyb
md5
af18fa32e339b407016e3fe09c3da4df
sha1
5fee3fc37833e6e6282fb067d053976ad862569e
sha256
cbee895b3fc5cb6820f96215d350e8708c77073e1adb03fa846b4ba664556a30
sha512
f9a36c81d325fb4b0f216e861c2e15435360cf7dbf0f3bc084f6e13ffcaed8e9b96d671a5dc7ad9857a45c4a7f2e22b537dc150b0ee9204e144a8f39be612737
ripemd-160
9311332032bbae1a19a34b65a3475df07c194287
Diameter
43364038
Circumference
136232143.21079
Area
1.4768939587535E+15
Volume
4.2696057166239E+22
Surface area
5.9075758350141E+15
Circumference
136232143.21079
Perimeter
86728076
Area
470109947916361
Diagonal
30663005.329431
Surface area
2820659687498166
Volume
1.0192932822812E+22
Space diagonal
37554358.518674
Perimeter
65046057
Area
2.0356357873367E+14
Altitude
18777179.259337
Surface area
2.0356357873367E+14
Volume
1.2012486531982E+21
Height
10221001.776477