19998544 is an even 8-digits composite number following 19998543
and preceding 19998545 . In scientific notation, it is written as 1.9998544 × 10^7.
The sum of its digits is 49. It has a total of 6 prime factors and 20 positive divisors.
There are 9964640 positive integers (up to 19998544) that are relatively prime to 19998544.
19998544 has 20 divisors, whose sum is 38881440
The reverse of 19998544 is 44589991
Previous prime number is 311
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
nineteen million nine hundred ninety-eight thousand five hundred forty-four
Scientific notation
1.9998544 × 10^7
Engineering notation
1.9998544 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 311 × 4019
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2499818
Product of the distinct prime numbers
The prime factorization of 19998544 is 2 × 2 × 2 × 2 × 311 × 4019.
Since it has a total of 6 prime factors.
1 , 2 , 82 , 63 , 826 , 589 , 8816 , 919 , 36965 , 4414 , 304638 , 803299 , 6101762 , 9320710 , 94237831 , 44336523 , 953436367 , 838356182 , 6426460912 , 9654738893
n×2
39997088
n×3
59995632
n×4
79994176
n×5
99992720
n÷2
9999272
n÷3
6666181.3333333
n÷3
4999636
n÷5
3999708.8
n2
399941762119936
n3
7.9982529271931E+21
n4
1.599534130876E+29
n5
3.1988353695825E+36
2 √n
4471.973166288
3 √n
271.43517451289
4 √n
66.872813357059
5 √n
28.853577991697
1 , 2 , 4 , 8 , 16 , 311 , 622 , 1244 , 2488 , 4019 , 4976 , 8038 , 16076 , 32152 , 64304 , 1249909 , 2499818 , 4999636 , 9999272 , 19998544
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19998543
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19998544 can be divided by 20 positive divisors.
The sum of these divisors (counting 19998544) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001100010010011101010000
3
Ternary
1101122000211211
4
Quaternary
1030102131100
5
Quinary
20104423134
6
Senary
1552345504
8
Octal
114223520
10
Decimal
19998544
12
Duodecimal
6845294
16
Hexadecimal
1312750
20
Vigesimal
64jg74
36
Base36
bwmz4
md5
3677cbea19f2cc1b6dc05af7ca37ee0d
sha1
64adfae8a11569a496a68570e2663b97c589e420
sha256
062a062d835d15c9ad9c9319a71a9a769685be0bc32bb52dee8dda08316dfcab
sha512
607adfd1e06b034b93c45d7c24161fd8703016251831e0dbf83c6eac270b49f891b10531cafbc4eedac6b3dfcf3e5410089fe3791fbae0dbd6d6bbf68cc499bd
ripemd-160
65704437ffc5f9428dd098304c40ee759b220465
Diameter
39997088
Circumference
125654557.82578
Area
1.2564541017397E+15
Volume
3.350300351683E+22
Surface area
5.025816406959E+15
Circumference
125654557.82578
Perimeter
79994176
Area
399941762119936
Diagonal
28282212.152515
Surface area
2399650572719616
Volume
7.9982529271931E+21
Space diagonal
34638494.285402
Perimeter
59995632
Area
1.7317986301509E+14
Altitude
17319247.142701
Surface area
1.7317986301509E+14
Volume
9.4260314707723E+20
Height
9427404.0508384