21497319 is an odd 8-digits composite number following 21497318
and preceding 21497320 . In scientific notation, it is written as 2.1497319 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 14331492 positive integers (up to 21497319) that are relatively prime to 21497319.
21497319 has 8 divisors, whose sum is 29724800
The reverse of 21497319 is 91379412
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-one million four hundred ninety-seven thousand three hundred nineteen
Scientific notation
2.1497319 × 10^7
Engineering notation
2.1497319 × 10^6
Prime Factorization
27 × 3 × 265399
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21497319
Product of the distinct prime numbers
The prime factorization of 21497319 is 27 × 3 × 265399.
Since it has a total of 3 prime factors.
5 , 1 , 6 , 24 , 772 , 861 , 7907 , 6941 , 78660 , 3959 , 924244 , 62734 , 1518308 , 8397608 , 68734278 , 94908177 , 664096991 , 593684159 , 6559094371 , 9115467663
n×2
42994638
n×3
64491957
n×4
85989276
n×5
107486595
n÷2
10748659.5
n÷3
7165773
n÷3
5374329.75
n÷5
4299463.8
n2
462134724187761
n3
9.9346575868413E+21
n4
2.135685033001E+29
n5
4.5911502437948E+36
2 √n
4636.5201390698
3 √n
278.05332983064
4 √n
68.091997614036
5 √n
29.273648932719
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
-21497318
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 21497319 can be divided by 8 positive divisors.
The sum of these divisors (counting 21497319) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010000000010111100111
3
Ternary
1111110011210000
4
Quaternary
1102000113213
5
Quinary
21000403234
6
Senary
2044432343
8
Octal
122002747
10
Decimal
21497319
12
Duodecimal
72486b3
16
Hexadecimal
14805e7
20
Vigesimal
6e735j
36
Base36
csrfr
md5
85191b7b38140f9edcd09968f5fe7ee8
sha1
0945c9f53a67a9f557c3b4b2b74fc9ece8cf121a
sha256
f1c43eef3e3359667a6a237c36b24ee75c4d4cb21b3a0805f52132272384124f
sha512
c1a33f052bafd28f6166621282a450feec2e583400f1bb360b6ade536ca0bfd1cb9587f11f7806921fd4478656c32172f16f754239035a55f6c1205e7e6b84e9
ripemd-160
2dabfc2ae7212d943d12e084f7de1cddc73f5a65
Diameter
42994638
Circumference
135071638.88455
Area
1.451839054477E+15
Volume
4.1614196387668E+22
Surface area
5.8073562179081E+15
Circumference
135071638.88455
Perimeter
85989276
Area
462134724187761
Diagonal
30401800.084461
Surface area
2772808345126566
Volume
9.9346575868413E+21
Space diagonal
37234448.734516
Perimeter
64491957
Area
2.0011020555876E+14
Altitude
18617224.367258
Surface area
2.0011020555876E+14
Volume
1.170810624737E+21
Height
10133933.361487