21086039 is an odd 8-digits composite number following 21086038
and preceding 21086040 . In scientific notation, it is written as 2.1086039 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 18694368 positive integers (up to 21086039) that are relatively prime to 21086039.
21086039 has 8 divisors, whose sum is 21477120
The reverse of 21086039 is 93068012
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million eighty-six thousand thirty-nine
Scientific notation
2.1086039 × 10^7
Engineering notation
2.1086039 × 10^6
Prime Factorization
559 × 67 × 563
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21086039
Product of the distinct prime numbers
The prime factorization of 21086039 is 559 × 67 × 563.
Since it has a total of 3 prime factors.
1 , 8 , 28 , 50 , 476 , 802 , 4969 , 9007 , 43313 , 45937 , 568461 , 858849 , 9810890 , 9490499 , 62147308 , 30179923 , 50591643 , 127808277 , 6568675801 , 3101409857
n×2
42172078
n×3
63258117
n×4
84344156
n×5
105430195
n÷2
10543019.5
n÷3
7028679.6666667
n÷3
5271509.75
n÷5
4217207.8
n2
444621040709521
n3
9.3752966046215E+21
n4
1.9768786984162E+29
n5
4.1684541333073E+36
2 √n
4591.9537236344
3 √n
276.26869006721
4 √n
67.763955932593
5 √n
29.160770913014
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
-21086038
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 21086039 can be divided by 8 positive divisors.
The sum of these divisors (counting 21086039) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011011111101010111
3
Ternary
1110200021121102
4
Quaternary
1100123331113
5
Quinary
20344223124
6
Senary
2031540315
8
Octal
120337527
10
Decimal
21086039
12
Duodecimal
708a69b
16
Hexadecimal
141bf57
20
Vigesimal
6bff1j
36
Base36
cjy3b
md5
7c786db3391f75ae670b4bc030a62172
sha1
cded2a7d4040d432b40210c0083739de263649da
sha256
ad775b31b76865eab3bd6861afbf87ad54ad1c42a03d270287afecc704e640ef
sha512
70e207ed52596d4866126e8e0e27abd471f68bcf5150929c8f9748041e98889300ce500f1e1f299307103d0cd7f4c99f8e3a51f35e0c62aa2c9b1b4a278e126f
ripemd-160
88f64d07a33b335fffca4737e990af441b78b7d9
Diameter
42172078
Circumference
132487490.43142
Area
1.3968181951245E+15
Volume
3.9271150584406E+22
Surface area
5.5872727804979E+15
Circumference
132487490.43142
Perimeter
84344156
Area
444621040709521
Diagonal
29820162.330528
Surface area
2667726244257126
Volume
9.3752966046215E+21
Space diagonal
36522090.878379
Perimeter
63258117
Area
1.9252655815576E+14
Altitude
18261045.439189
Surface area
1.9252655815576E+14
Volume
1.1048893007939E+21
Height
9940054.110176