21836128 is an even 8-digits composite number following 21836127
and preceding 21836129 . In scientific notation, it is written as 2.1836128 × 10^7.
The sum of its digits is 31. It has a total of 7 prime factors and 24 positive divisors.
There are 10832640 positive integers (up to 21836128) that are relatively prime to 21836128.
21836128 has 24 divisors, whose sum is 43326360
The reverse of 21836128 is 82163812
Previous prime number is 131
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million eight hundred thirty-six thousand one hundred twenty-eight
Scientific notation
2.1836128 × 10^7
Engineering notation
2.1836128 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 131 × 5209
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
1364758
Product of the distinct prime numbers
The prime factorization of 21836128 is 2 × 2 × 2 × 2 × 2 × 131 × 5209.
Since it has a total of 7 prime factors.
3 , 4 , 17 , 62 , 436 , 902 , 9021 , 4667 , 51939 , 29845 , 797919 , 578347 , 2199551 , 7069846 , 63187947 , 47865947 , 420455839 , 781165862 , 9593345892 , 1089375848
n×2
43672256
n×3
65508384
n×4
87344512
n×5
109180640
n÷2
10918064
n÷3
7278709.3333333
n÷3
5459032
n÷5
4367225.6
n2
476816486032384
n3
1.0411825821513E+22
n4
2.2735396135227E+29
n5
4.9645302013952E+36
2 √n
4672.9142940996
3 √n
279.50647757706
4 √n
68.358717762254
5 √n
29.365346267507
1 , 2 , 4 , 8 , 16 , 32 , 131 , 262 , 524 , 1048 , 2096 , 4192 , 5209 , 10418 , 20836 , 41672 , 83344 , 166688 , 682379 , 1364758 , 2729516 , 5459032 , 10918064 , 21836128
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
-21836127
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 21836128 can be divided by 24 positive divisors.
The sum of these divisors (counting 21836128) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1010011010011000101100000
3
Ternary
1112002101112111
4
Quaternary
1103103011200
5
Quinary
21042224003
6
Senary
2100005104
8
Octal
123230540
10
Decimal
21836128
12
Duodecimal
7390794
16
Hexadecimal
14d3160
20
Vigesimal
6g9a68
36
Base36
d00v4
md5
2f3111c65ffb62f5441ebccddca0e184
sha1
f5b7a5c2b15692b93e0ec9bf9db53ee380e6e585
sha256
5334d8dd3d6bfceeabfeeddc694448ba7908fb56c158bb8d8f39bd23f3bec9ad
sha512
8beb6d082ae8cd4695dec808821a421dbcf11aac2c8f086224bab36aca62087b2ca84f5091c46e924045121f527182eb0c51e3a3c3485ae59ab2319696dfee84
ripemd-160
e1ae60589e36a93f3bf0f2e8352e2dc3ac7d22b1
Diameter
43672256
Circumference
137200438.61529
Area
1.4979631696298E+15
Volume
4.3612954015097E+22
Surface area
5.9918526785194E+15
Circumference
137200438.61529
Perimeter
87344512
Area
476816486032384
Diagonal
30880948.367315
Surface area
2860898916194304
Volume
1.0411825821513E+22
Space diagonal
37821283.136577
Perimeter
65508384
Area
2.0646759492364E+14
Altitude
18910641.568289
Surface area
2.0646759492364E+14
Volume
1.2270454404875E+21
Height
10293649.455772