21836239 is an odd 8-digits composite number following 21836238
and preceding 21836240 . In scientific notation, it is written as 2.1836239 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 21379776 positive integers (up to 21836239) that are relatively prime to 21836239.
21836239 has 8 divisors, whose sum is 22297680
The reverse of 21836239 is 93263812
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-one million eight hundred thirty-six thousand two hundred thirty-nine
Scientific notation
2.1836239 × 10^7
Engineering notation
2.1836239 × 10^6
Prime Factorization
89 × 107 × 2293
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21836239
Product of the distinct prime numbers
The prime factorization of 21836239 is 89 × 107 × 2293.
Since it has a total of 3 prime factors.
4 , 4 , 92 , 85 , 772 , 656 , 2436 , 5516 , 40740 , 54435 , 827777 , 66034 , 9900875 , 4612224 , 27139458 , 49277944 , 148853985 , 492924859 , 2319052178 , 2412062452
n×2
43672478
n×3
65508717
n×4
87344956
n×5
109181195
n÷2
10918119.5
n÷3
7278746.3333333
n÷3
5459059.75
n÷5
4367247.8
n2
476821333665121
n3
1.041198460221E+22
n4
2.2735858423818E+29
n5
4.9646563841266E+36
2 √n
4672.926171041
3 √n
279.5069511831
4 √n
68.358804634378
5 √n
29.365376122129
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
-21836238
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 21836239 can be divided by 8 positive divisors.
The sum of these divisors (counting 21836239) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011010011000111001111
3
Ternary
1112002101200121
4
Quaternary
1103103013033
5
Quinary
21042224424
6
Senary
2100005411
8
Octal
123230717
10
Decimal
21836239
12
Duodecimal
7390867
16
Hexadecimal
14d31cf
20
Vigesimal
6g9abj
36
Base36
d00y7
md5
f433c4260a41307acc45ac1bc0f6efc9
sha1
f23f402c07fc50144fd35c335ddc39dcc2efc7aa
sha256
28b4340097b2e4e837e4612d111bbe16e1fdb29fe30a1bb1194650b3928bd3c9
sha512
475a3c4755f85a3d52e9b4a2c8f47b815da089ff07ee7411acb68b85f5c8d6d357ec910385236a0b9abeb98bc3de4773d9c9a37fb23d084fdf79c1990b5e29a8
ripemd-160
b323cddc84d3153984e6d89cf09c61ca84ae10a2
Diameter
43672478
Circumference
137201136.04886
Area
1.4979783989172E+15
Volume
4.3613619114125E+22
Surface area
5.9919135956689E+15
Circumference
137201136.04886
Perimeter
87344956
Area
476821333665121
Diagonal
30881105.34502
Surface area
2860928001990726
Volume
1.041198460221E+22
Space diagonal
37821475.394217
Perimeter
65508717
Area
2.0646969401019E+14
Altitude
18910737.697109
Surface area
2.0646969401019E+14
Volume
1.2270641529721E+21
Height
10293701.781673