247009 is an odd 6-digits composite number following 247008
and preceding 247010 . In scientific notation, it is written as 2.47009 × 10^5.
The sum of its digits is 22. It has a total of 4 prime factors and 9 positive divisors.
There are 208740 positive integers (up to 247009) that are relatively prime to 247009.
247009 has 9 divisors, whose sum is 291441
The reverse of 247009 is 900742
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 22
Digital Root 4
Name
two hundred forty-seven thousand nine
Scientific notation
2.47009 × 10^5
Engineering notation
2.47009 × 10^3
Prime Factorization
7 × 7 × 71 × 71
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
497
Product of the distinct prime numbers
The prime factorization of 247009 is 7 × 7 × 71 × 71.
Since it has a total of 4 prime factors.
9 , 6 , 10 , 71 , 225 , 602 , 2489 , 3610 , 58447 , 74330 , 96942 , 787203 , 5337540 , 920365 , 25461137 , 10471592 , 173648745 , 284394528 , 3810033512 , 7644065498
n×2
494018
n×3
741027
n×4
988036
n×5
1235045
n÷2
123504.5
n÷3
82336.333333333
n÷3
61752.25
n÷5
49401.8
n2
61013446081
n3
15070870303021729
n4
3.7226406026791E+21
n5
9.1952573262716E+26
2 √n
497
3 √n
62.743815626235
4 √n
22.293496809608
5 √n
11.982365298129
9 divisors
τ
Total Divisors
9
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-247008
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.11111111111111
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
9
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 247009 can be divided by 9 positive divisors.
The sum of these divisors (counting 247009) is 1, the average is 0.11111111111111.
Base
System
Value
2
Binary
111100010011100001
3
Ternary
110112211111
4
Quaternary
330103201
5
Quinary
30401014
6
Senary
5143321
8
Octal
742341
10
Decimal
247009
12
Duodecimal
bab41
16
Hexadecimal
3c4e1
20
Vigesimal
1aha9
36
Base36
5ald
md5
e65184f4e8c3148491cd6b070169d60c
sha1
33362601ed04c5f76462bacde9058529a88c204e
sha256
cd7df6a7e9ab62956067151212a46bb2bc391021eb2f9e3cc1a36b75a6abd183
sha512
4a5c6b7aea633bf14b26440aea56df11d9e326dd70a3898135ee09552b81faab952b6275847831f73c98eec79ccdeb030258c141f939aaa8349d6771e171c775
ripemd-160
604c4300571df385a1a50c626b1dd3f9282fcce7
Diameter
494018
Circumference
1552003.3195411
Area
191679393978.27
Volume
6.3128713902904E+16
Surface area
766717575913.07
Circumference
1552003.3195411
Perimeter
988036
Area
61013446081
Diagonal
349323.47782822
Surface area
366080676486
Volume
15070870303021729
Space diagonal
427832.13792678
Perimeter
741027
Area
26419597139.289
Altitude
213916.06896339
Surface area
26419597139.289
Volume
1.7761190982749E+15
Height
116441.15927607