20247870 is an even 8-digits composite number following 20247869
and preceding 20247871 . In scientific notation, it is written as 2.0247870 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 5399424 positive integers (up to 20247870) that are relatively prime to 20247870.
20247870 has 8 divisors, whose sum is 32396640
The reverse of 20247870 is 07874202
Previous prime number is 15
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million two hundred forty-seven thousand eight hundred seventy
Scientific notation
2.0247870 × 10^7
Engineering notation
2.0247870 × 10^6
Prime Factorization
2 × 15 × 674929
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20247870
Product of the distinct prime numbers
The prime factorization of 20247870 is 2 × 15 × 674929.
Since it has a total of 3 prime factors.
6 , 8 , 85 , 3 , 229 , 807 , 9987 , 4123 , 97922 , 11263 , 300951 , 87525 , 8283 , 9506146 , 99835706 , 2178389 , 348748126 , 35464010 , 2784337181 , 3428920576
n×2
40495740
n×3
60743610
n×4
80991480
n×5
101239350
n÷2
10123935
n÷3
6749290
n÷3
5061967.5
n÷5
4049574
n2
409976239536900
n3
8.301145601232E+21
n4
1.6808051698482E+29
n5
3.4032724574414E+36
2 √n
4499.7633271095
3 √n
272.55853188142
4 √n
67.080275246227
5 √n
28.925166581872
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
-20247869
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 20247870 can be divided by 8 positive divisors.
The sum of these divisors (counting 20247870) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001111010100111110
3
Ternary
1102002200212010
4
Quaternary
1031033110332
5
Quinary
20140412440
6
Senary
2001552050
8
Octal
115172476
10
Decimal
20247870
12
Duodecimal
6945626
16
Hexadecimal
134f53e
20
Vigesimal
66ajda
36
Base36
c1zcu
md5
197e28d4a71768ba0f7a766319839c55
sha1
9211d83c956472bc6ebda2c70885a23ebb258c8a
sha256
6e5995d6c02254ead64fc73acecd4e1c4f6fd84e1d6422fa74b1f8d76dc9460d
sha512
fa850cb580763612f0ca531f8a2900068d93145c36e3f76549d8429429929eaba1db9301bd880a2961082fa0c268eb7b5243ca8909116961a55b0a8bf562ffb3
ripemd-160
a3656950f0a3539b16bc5ef410462bf648d03dd9
Diameter
40495740
Circumference
127221119.28568
Area
1.2879783422755E+15
Volume
3.4771757382946E+22
Surface area
5.151913369102E+15
Circumference
127221119.28568
Perimeter
80991480
Area
409976239536900
Diagonal
28634812.363167
Surface area
2459857437221400
Volume
8.301145601232E+21
Space diagonal
35070339.58505
Perimeter
60743610
Area
1.7752491919348E+14
Altitude
17535169.792525
Surface area
1.7752491919348E+14
Volume
9.7829939104134E+20
Height
9544937.4543891