21492519 is an odd 8-digits composite number following 21492518
and preceding 21492520 . In scientific notation, it is written as 2.1492519 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 14328344 positive integers (up to 21492519) that are relatively prime to 21492519.
21492519 has 4 divisors, whose sum is 28656696
The reverse of 21492519 is 91529412
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million four hundred ninety-two thousand five hundred nineteen
Scientific notation
2.1492519 × 10^7
Engineering notation
2.1492519 × 10^6
Prime Factorization
3 × 7164173
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21492519
Product of the distinct prime numbers
The prime factorization of 21492519 is 3 × 7164173.
Since it has a total of 2 prime factors.
6 , 6 , 23 , 97 , 261 , 72 , 2260 , 7371 , 15483 , 38190 , 576112 , 183 , 2972640 , 4560535 , 75013908 , 5477284 , 544749256 , 333112733 , 7864451283 , 9353832254
n×2
42985038
n×3
64477557
n×4
85970076
n×5
107462595
n÷2
10746259.5
n÷3
7164173
n÷3
5373129.75
n÷5
4298503.8
n2
461928372965361
n3
9.9280043325971E+21
n4
2.1337782175043E+29
n5
4.5860268881496E+36
2 √n
4636.002480586
3 √n
278.03263336874
4 √n
68.088196338176
5 √n
29.27234155047
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
-21492518
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 21492519 can be divided by 4 positive divisors.
The sum of these divisors (counting 21492519) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001111111001100100111
3
Ternary
1111102221012020
4
Quaternary
1101333030213
5
Quinary
21000230034
6
Senary
2044354223
8
Octal
121771447
10
Decimal
21492519
12
Duodecimal
7245973
16
Hexadecimal
147f327
20
Vigesimal
6e6b5j
36
Base36
csnqf
md5
0ad1d9ea12aa87bc48cc37eebf4b1404
sha1
96ed050dd631fc8d377ced770568a106a2fac546
sha256
e020ddd58e6c3c5a1215334ae468e27bfc13fbe119904a115edbc13d8054e020
sha512
3ad36a3e9f4ca156a31e66dfb7b64d570dc4df25ea254c0747038eb6e7ff8e31e48f76278a4a906357edddb831da6c4d5309d78a393c39667e71c440de96f4e6
ripemd-160
4009b0b86ea646f9653fb36823b4a2cce5f4ea98
Diameter
42985038
Circumference
135041479.59508
Area
1.4511907829927E+15
Volume
4.158632730146E+22
Surface area
5.8047631319707E+15
Circumference
135041479.59508
Perimeter
85970076
Area
461928372965361
Diagonal
30395011.859361
Surface area
2771570237792166
Volume
9.9280043325971E+21
Space diagonal
37226134.890639
Perimeter
64477557
Area
2.0002085285841E+14
Altitude
18613067.44532
Surface area
2.0002085285841E+14
Volume
1.1700265312048E+21
Height
10131670.619787