19998485 is an odd 8-digits composite number following 19998484
and preceding 19998486 . In scientific notation, it is written as 1.9998485 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 14768064 positive integers (up to 19998485) that are relatively prime to 19998485.
19998485 has 8 divisors, whose sum is 25844280
The reverse of 19998485 is 58489991
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
nineteen million nine hundred ninety-eight thousand four hundred eighty-five
Scientific notation
1.9998485 × 10^7
Engineering notation
1.9998485 × 10^6
Prime Factorization
5 × 13 × 307669
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19998485
Product of the distinct prime numbers
The prime factorization of 19998485 is 5 × 13 × 307669.
Since it has a total of 3 prime factors.
1 , 10 , 77 , 18 , 319 , 224 , 5652 , 8884 , 54155 , 49473 , 279037 , 168885 , 6611102 , 4672403 , 90928991 , 21894725 , 841765299 , 659655573 , 6021645058 , 2040469583
n×2
39996970
n×3
59995455
n×4
79993940
n×5
99992425
n÷2
9999242.5
n÷3
6666161.6666667
n÷3
4999621.25
n÷5
3999697
n2
399939402295225
n3
7.99818213771E+21
n4
1.5995152550826E+29
n5
3.1987881836041E+36
2 √n
4471.9665696425
3 √n
271.43490758194
4 √n
66.872764034714
5 √n
28.853560966827
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
-19998484
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 19998485 can be divided by 8 positive divisors.
The sum of these divisors (counting 19998485) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010010011100010101
3
Ternary
1101122000202122
4
Quaternary
1030102130111
5
Quinary
20104422420
6
Senary
1552345325
8
Octal
114223425
10
Decimal
19998485
12
Duodecimal
6845245
16
Hexadecimal
1312715
20
Vigesimal
64jg45
36
Base36
bwmxh
md5
aa923677fd925727f079cd4518b1d35c
sha1
979baccfac58975d001499b8b485f5ad23075f60
sha256
587da69484728639d73a8190ddc72b440a9f8636a0c191742b0465c670441b3f
sha512
0ada8ced5bd567da557f7002e96a32f6bf042ac60fd82d91b2ae0816a9761389efda285aaaf588237e1aab24264b498d2cfea42807f0bd895e016d0be79c3371
ripemd-160
6ca0bd40ec5b4c8843c8476d4c1fe686b9eda9cd
Diameter
39996970
Circumference
125654187.11785
Area
1.2564466881318E+15
Volume
3.3502706994537E+22
Surface area
5.0257867525271E+15
Circumference
125654187.11785
Perimeter
79993940
Area
399939402295225
Diagonal
28282128.713915
Surface area
2399636413771350
Volume
7.99818213771E+21
Space diagonal
34638392.094404
Perimeter
59995455
Area
1.7317884118101E+14
Altitude
17319196.047202
Surface area
1.7317884118101E+14
Volume
9.4259480445665E+20
Height
9427376.2379716