21836155 is an odd 8-digits composite number following 21836154
and preceding 21836156 . In scientific notation, it is written as 2.1836155 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 15713280 positive integers (up to 21836155) that are relatively prime to 21836155.
21836155 has 16 divisors, whose sum is 28887264
The reverse of 21836155 is 55163812
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million eight hundred thirty-six thousand one hundred fifty-five
Scientific notation
2.1836155 × 10^7
Engineering notation
2.1836155 × 10^6
Prime Factorization
5 × 11 × 97 × 4093
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21836155
Product of the distinct prime numbers
The prime factorization of 21836155 is 5 × 11 × 97 × 4093.
Since it has a total of 4 prime factors.
9 , 9 , 59 , 31 , 45 , 85 , 653 , 3240 , 14658 , 3931 , 31187 , 124548 , 626249 , 7788469 , 57932387 , 82880898 , 575015572 , 98786850 , 6978443729 , 7796668837
n×2
43672310
n×3
65508465
n×4
87344620
n×5
109180775
n÷2
10918077.5
n÷3
7278718.3333333
n÷3
5459038.75
n÷5
4367231
n2
476817665184025
n3
1.0411864443696E+22
n4
2.2735508583154E+29
n5
4.9645608942559E+36
2 √n
4672.9171830881
3 √n
279.50659277867
4 √n
68.358738893342
5 √n
29.365353529453
1 , 5 , 11 , 55 , 97 , 485 , 1067 , 4093 , 5335 , 20465 , 45023 , 225115 , 397021 , 1985105 , 4367231 , 21836155
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21836154
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21836155 can be divided by 16 positive divisors.
The sum of these divisors (counting 21836155) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010011010011000101111011
3
Ternary
1112002101120111
4
Quaternary
1103103011323
5
Quinary
21042224110
6
Senary
2100005151
8
Octal
123230573
10
Decimal
21836155
12
Duodecimal
73907b7
16
Hexadecimal
14d317b
20
Vigesimal
6g9a7f
36
Base36
d00vv
md5
1571a650e49de577415c50117490b9b5
sha1
72848757c0ce8da1afead969551315f50451a25d
sha256
4f18d241d9d8ab136c12b1f1e4b1307ba60cd911a21ef650bb5890726c430278
sha512
992b55b5785db30e36dbae2e4cdae9e6bba96b7865bf09f59db5e89cd7ce881ae073fa2ec49757c0bd7a10784ca2a9539e0d2e234d4a3a2ae78bd26937ee858f
ripemd-160
9a27e60b87378a4264946817533d87b3fa671ebc
Diameter
43672310
Circumference
137200608.2613
Area
1.497966874044E+15
Volume
4.3613115795319E+22
Surface area
5.9918674961759E+15
Circumference
137200608.2613
Perimeter
87344620
Area
476817665184025
Diagonal
30880986.551081
Surface area
2860905991104150
Volume
1.0411864443696E+22
Space diagonal
37821329.901949
Perimeter
65508465
Area
2.0646810551127E+14
Altitude
18910664.950975
Surface area
2.0646810551127E+14
Volume
1.2270499921555E+21
Height
10293662.183694