21497734 is an even 8-digits composite number following 21497733
and preceding 21497735 . In scientific notation, it is written as 2.1497734 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 10748866 positive integers (up to 21497734) that are relatively prime to 21497734.
21497734 has 4 divisors, whose sum is 32246604
The reverse of 21497734 is 43779412
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million four hundred ninety-seven thousand seven hundred thirty-four
Scientific notation
2.1497734 × 10^7
Engineering notation
2.1497734 × 10^6
Prime Factorization
2 × 10748867
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21497734
Product of the distinct prime numbers
The prime factorization of 21497734 is 2 × 10748867.
Since it has a total of 2 prime factors.
2 , 9 , 9 , 21 , 790 , 940 , 7212 , 9479 , 72624 , 35578 , 376770 , 221190 , 648724 , 4575550 , 68441573 , 612306 , 214598874 , 5736521 , 7568665714 , 4168792096
n×2
42995468
n×3
64493202
n×4
85990936
n×5
107488670
n÷2
10748867
n÷3
7165911.3333333
n÷3
5374433.5
n÷5
4299546.8
n2
462152567134756
n3
9.9352329556801E+21
n4
2.1358499530925E+29
n5
4.5915934155494E+36
2 √n
4636.5648922451
3 √n
278.05511906754
4 √n
68.092326236112
5 √n
29.273761955841
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
-21497733
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 21497734 can be divided by 4 positive divisors.
The sum of these divisors (counting 21497734) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010000000011110000110
3
Ternary
1111110012100101
4
Quaternary
1102000132012
5
Quinary
21000411414
6
Senary
2044434314
8
Octal
122003606
10
Decimal
21497734
12
Duodecimal
724899a
16
Hexadecimal
1480786
20
Vigesimal
6e746e
36
Base36
csrra
md5
b6fb485156f9f568a4fb8753b6597f94
sha1
58f519397a2d1ada4227f6ba3414d268bfa81271
sha256
e4e9285a4bab540aa3cfbd9e45c582f3b8a9b93750099446d6396fdf2ea3f3b4
sha512
545c4f15832a252227949e30dfbd7b36e1a59bb8ecb01d3983e9a8e85ab8b24534b9b4f49a2cc43f8ce25a6f22760ef4a4f2e6d90a2d0d14326309ae6791c087
ripemd-160
6eaead5d014adeacaf3938fb162ce06d4d3dea95
Diameter
42995468
Circumference
135074246.40646
Area
1.4518951097482E+15
Volume
4.1616606487024E+22
Surface area
5.8075804389929E+15
Circumference
135074246.40646
Perimeter
85990936
Area
462152567134756
Diagonal
30402386.983089
Surface area
2772915402808536
Volume
9.9352329556801E+21
Space diagonal
37235167.535601
Perimeter
64493202
Area
2.0011793178145E+14
Altitude
18617583.7678
Surface area
2.0011793178145E+14
Volume
1.1708784326049E+21
Height
10134128.994363