21828519 is an odd 8-digits composite number following 21828518
and preceding 21828520 . In scientific notation, it is written as 2.1828519 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 14552340 positive integers (up to 21828519) that are relatively prime to 21828519.
21828519 has 4 divisors, whose sum is 24253920
The reverse of 21828519 is 91582812
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-one million eight hundred twenty-eight thousand five hundred nineteen
Scientific notation
2.1828519 × 10^7
Engineering notation
2.1828519 × 10^6
Prime Factorization
9 × 2425391
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21828519
Product of the distinct prime numbers
The prime factorization of 21828519 is 9 × 2425391.
Since it has a total of 2 prime factors.
2 , 3 , 7 , 80 , 419 , 85 , 5368 , 9144 , 62082 , 27731 , 616333 , 765920 , 559901 , 5584069 , 53854445 , 97337154 , 383109026 , 876016211 , 6870925327 , 2731271794
n×2
43657038
n×3
65485557
n×4
87314076
n×5
109142595
n÷2
10914259.5
n÷3
7276173
n÷3
5457129.75
n÷5
4365703.8
n2
476484241733361
n3
1.0400945323877E+22
n4
2.2703723262022E+29
n5
4.9558865459578E+36
2 √n
4672.1000631408
3 √n
279.47400826952
4 √n
68.35276192767
5 √n
29.363299457099
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21828518
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21828519 can be divided by 4 positive divisors.
The sum of these divisors (counting 21828519) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011010001001110100111
3
Ternary
1112002000002200
4
Quaternary
1103101032213
5
Quinary
21042003034
6
Senary
2055505543
8
Octal
123211647
10
Decimal
21828519
12
Duodecimal
73882b3
16
Hexadecimal
14d13a7
20
Vigesimal
6g8b5j
36
Base36
czuzr
md5
7808e262890bae9db9ee6fb538d73c65
sha1
08d754d2c6f460d4ddb0f10750e271ceb0be264f
sha256
c59258c0a915aaa68ceecc89fab379792df60e24fdb2fae77547b0638f35ca21
sha512
f2a11a7114bf507591509c36a70a675f9a9ed3a9b2b48713f926c1cd30e2bdea5f4c1ce9dddbeb10301bb6c4a9383ef908c8c285fec510740d246278732adc11
ripemd-160
d7b28a8f4b5f17d4a874e718b7dd2e4a51575ee7
Diameter
43657038
Circumference
137152629.85829
Area
1.4969193933808E+15
Volume
4.3567377893176E+22
Surface area
5.9876775735233E+15
Circumference
137152629.85829
Perimeter
87314076
Area
476484241733361
Diagonal
30870187.616319
Surface area
2858905450400166
Volume
1.0400945323877E+22
Space diagonal
37808103.961983
Perimeter
65485557
Area
2.0632372892203E+14
Altitude
18904051.980991
Surface area
2.0632372892203E+14
Volume
1.225763161544E+21
Height
10290062.538773