21836213 is an odd 8-digits composite number following 21836212
and preceding 21836214 . In scientific notation, it is written as 2.1836213 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 18611712 positive integers (up to 21836213) that are relatively prime to 21836213.
21836213 has 8 divisors, whose sum is 22407000
The reverse of 21836213 is 31263812
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million eight hundred thirty-six thousand two hundred thirteen
Scientific notation
2.1836213 × 10^7
Engineering notation
2.1836213 × 10^6
Prime Factorization
49 × 193 × 2309
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21836213
Product of the distinct prime numbers
The prime factorization of 21836213 is 49 × 193 × 2309.
Since it has a total of 3 prime factors.
6 , 1 , 50 , 94 , 276 , 321 , 1601 , 325 , 99565 , 47408 , 989517 , 112640 , 6125479 , 4685165 , 63363842 , 53452979 , 101439547 , 680186375 , 5130858888 , 6900732153
n×2
43672426
n×3
65508639
n×4
87344852
n×5
109181065
n÷2
10918106.5
n÷3
7278737.6666667
n÷3
5459053.25
n÷5
4367242.6
n2
476820198181369
n3
1.0411947410191E+22
n4
2.2735750139372E+29
n5
4.9646268275811E+36
2 √n
4672.9233890574
3 √n
279.50684024849
4 √n
68.358784285982
5 √n
29.365369129165
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
-21836212
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 21836213 can be divided by 8 positive divisors.
The sum of these divisors (counting 21836213) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011010011000110110101
3
Ternary
1112002101122122
4
Quaternary
1103103012311
5
Quinary
21042224323
6
Senary
2100005325
8
Octal
123230665
10
Decimal
21836213
12
Duodecimal
7390845
16
Hexadecimal
14d31b5
20
Vigesimal
6g9aad
36
Base36
d00xh
md5
dede4dd1856e99248ff42daf3442a27b
sha1
228a1d3ab0a690d91b2001840bdc3577d8db320c
sha256
6f1ae81a7a739f41a7f76be36b5003a17ba47f9c8c3605b7768e8af79d8a9a65
sha512
4e13cadcfd6653a27d8bc57c296113d6ade45a0cb30d0d7025cc3fec2a61ee67541efe594dfab74a62ef6cc04e815c378a23043ad10ea9fc7d118811415d9291
ripemd-160
a3f3b5b814caf1e40b95e0dde97f7fb1a3e9b6d6
Diameter
43672426
Circumference
137200972.68604
Area
1.4979748316898E+15
Volume
4.3613463324557E+22
Surface area
5.9918993267593E+15
Circumference
137200972.68604
Perimeter
87344852
Area
476820198181369
Diagonal
30881068.575468
Surface area
2860921189088214
Volume
1.0411947410191E+22
Space diagonal
37821430.360896
Perimeter
65508639
Area
2.064692023313E+14
Altitude
18910715.180448
Surface area
2.064692023313E+14
Volume
1.2270597698506E+21
Height
10293689.525156