20247970 is an even 8-digits composite number following 20247969
and preceding 20247971 . In scientific notation, it is written as 2.0247970 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 8072064 positive integers (up to 20247970) that are relatively prime to 20247970.
20247970 has 16 divisors, whose sum is 36568440
The reverse of 20247970 is 07974202
Previous prime number is 313
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million two hundred forty-seven thousand nine hundred seventy
Scientific notation
2.0247970 × 10^7
Engineering notation
2.0247970 × 10^6
Prime Factorization
2 × 5 × 313 × 6469
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20247970
Product of the distinct prime numbers
The prime factorization of 20247970 is 2 × 5 × 313 × 6469.
Since it has a total of 4 prime factors.
9 , 1 , 20 , 11 , 349 , 614 , 2944 , 6401 , 6410 , 17132 , 173841 , 9305 , 7912916 , 1888825 , 64506464 , 95232405 , 489016372 , 248291474 , 2803347484 , 9965318438
n×2
40495940
n×3
60743910
n×4
80991880
n×5
101239850
n÷2
10123985
n÷3
6749323.3333333
n÷3
5061992.5
n÷5
4049594
n2
409980289120900
n3
8.3012685947113E+21
n4
1.6808383746766E+29
n5
3.40335649853E+36
2 √n
4499.7744387913
3 √n
272.5589805839
4 √n
67.08035806994
5 √n
28.925195152887
1 , 2 , 5 , 10 , 313 , 626 , 1565 , 3130 , 6469 , 12938 , 32345 , 64690 , 2024797 , 4049594 , 10123985 , 20247970
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20247969
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20247970 can be divided by 16 positive divisors.
The sum of these divisors (counting 20247970) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101001111010110100010
3
Ternary
1102002200222211
4
Quaternary
1031033112202
5
Quinary
20140413340
6
Senary
2001552334
8
Octal
115172642
10
Decimal
20247970
12
Duodecimal
69456aa
16
Hexadecimal
134f5a2
20
Vigesimal
66ajia
36
Base36
c1zfm
md5
f24d1d46164ff63b0be0f5d0012a15ec
sha1
370f55e217bbe17cda2b19df1f07d2b2daef7f8d
sha256
86f4dbf5245bc5121f5ed384c9f4a8be74e230183272d5d36377142482b9b684
sha512
b09b334b38a0fe15eac00fed0d91a1fbbcec4a6712e920b31282d58c61866356f73053f46a6dad9fe440701c24ba772fb2ea3eea5bb5481ebdf844c1fb37cd75
ripemd-160
08240dd582aea7b9850a55647c7931b3cf89a510
Diameter
40495940
Circumference
127221747.60421
Area
1.2879910644188E+15
Volume
3.4772272576828E+22
Surface area
5.1519642576754E+15
Circumference
127221747.60421
Perimeter
80991880
Area
409980289120900
Diagonal
28634953.784524
Surface area
2459881734725400
Volume
8.3012685947113E+21
Space diagonal
35070512.79013
Perimeter
60743910
Area
1.7752667271479E+14
Altitude
17535256.395065
Surface area
1.7752667271479E+14
Volume
9.7831388596188E+20
Height
9544984.5948412