18984953 is an odd 8-digits composite number following 18984952
and preceding 18984954 . In scientific notation, it is written as 1.8984953 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 6 positive divisors.
There are 17524416 positive integers (up to 18984953) that are relatively prime to 18984953.
18984953 has 6 divisors, whose sum is 20557854
The reverse of 18984953 is 35948981
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighteen million nine hundred eighty-four thousand nine hundred fifty-three
Scientific notation
1.8984953 × 10^7
Engineering notation
1.8984953 × 10^6
Prime Factorization
13 × 13 × 112337
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1460381
Product of the distinct prime numbers
The prime factorization of 18984953 is 13 × 13 × 112337.
Since it has a total of 3 prime factors.
9 , 6 , 64 , 64 , 486 , 608 , 7678 , 5211 , 6634 , 99202 , 327721 , 715466 , 1202467 , 2908173 , 23989794 , 54187948 , 216737251 , 973813628 , 2737639018 , 5801309668
n×2
37969906
n×3
56954859
n×4
75939812
n×5
94924765
n÷2
9492476.5
n÷3
6328317.6666667
n÷3
4746238.25
n÷5
3796990.6
n2
360428440412209
n3
6.8427170010891E+21
n4
1.2990866065798E+29
n5
2.4663098168846E+36
2 √n
4357.1725924044
3 √n
266.76970514667
4 √n
66.008882678049
5 √n
28.554982955081
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18984952
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18984953 can be divided by 6 positive divisors.
The sum of these divisors (counting 18984953) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001000011010111111111001
3
Ternary
1022201112110102
4
Quaternary
1020122333321
5
Quinary
14330004303
6
Senary
1514525145
8
Octal
110327771
10
Decimal
18984953
12
Duodecimal
64367b5
16
Hexadecimal
121aff9
20
Vigesimal
5id27d
36
Base36
bawvt
md5
d696911b91ad32794b42edc8a2cf3594
sha1
22d7c3f68489427e236df6835daa48ace936edca
sha256
199dc265f6dd30f23dff4aebf2305f6a87c73526a1c30f6376e86e34708f2670
sha512
970916ceb6e20e5f20038064aee4c44e134d5968260bdf18bf61e31b0cffcb59ba28ca6a9c5c1b6650d92e6ea0eac3cd67f8ecdbdb1f398f3f31b5a1cf02dd60
ripemd-160
e15073a6d6494fb737fd448199eff34c5e37ae60
Diameter
37969906
Circumference
119285977.7471
Area
1.1323193405438E+15
Volume
2.8662705948287E+22
Surface area
4.5292773621753E+15
Circumference
119285977.7471
Perimeter
75939812
Area
360428440412209
Diagonal
26848778.013616
Surface area
2162570642473254
Volume
6.8427170010891E+21
Space diagonal
32882903.175307
Perimeter
56954859
Area
1.5607009282169E+14
Altitude
16441451.587654
Surface area
1.5607009282169E+14
Volume
8.0642193220176E+20
Height
8949592.6712053