1998258 is an even 7-digits composite number following 1998257
and preceding 1998259 . In scientific notation, it is written as 1.998258 × 10^6.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 649760 positive integers (up to 1998258) that are relatively prime to 1998258.
1998258 has 16 divisors, whose sum is 4094496
The reverse of 1998258 is 8528991
Previous prime number is 41
Is Prime? no
Number parity even
Number length 7
Sum of Digits 42
Digital Root 6
Name
one million nine hundred ninety-eight thousand two hundred fifty-eight
Scientific notation
1.998258 × 10^6
Engineering notation
1.998258 × 10^6
Prime Factorization
2 × 3 × 41 × 8123
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1998258
Product of the distinct prime numbers
The prime factorization of 1998258 is 2 × 3 × 41 × 8123.
Since it has a total of 4 prime factors.
6 , 7 , 37 , 38 , 365 , 969 , 6977 , 809 , 14816 , 1124 , 399082 , 321571 , 3181384 , 2689788 , 27106816 , 70160568 , 947461031 , 119821632 , 1876150540 , 9025299366
n×2
3996516
n×3
5994774
n×4
7993032
n×5
9991290
n÷2
999129
n÷3
666086
n÷3
499564.5
n÷5
399651.6
n2
3993035034564
n3
7979114202097789512
n4
1.5944328787256E+25
n5
3.1860882553764E+31
2 √n
1413.5975381982
3 √n
125.95551465622
4 √n
37.597839541631
5 √n
18.202469501918
1 , 2 , 3 , 6 , 41 , 82 , 123 , 246 , 8123 , 16246 , 24369 , 48738 , 333043 , 666086 , 999129 , 1998258
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
-1998257
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 1998258 can be divided by 16 positive divisors.
The sum of these divisors (counting 1998258) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111100111110110110010
3
Ternary
10202112002120
4
Quaternary
13213312302
5
Quinary
1002421013
6
Senary
110455110
8
Octal
7476662
10
Decimal
1998258
12
Duodecimal
804496
16
Hexadecimal
1e7db2
20
Vigesimal
c9fci
36
Base36
16tv6
md5
9be042b510dd74a5b29d3f4b36e00cf0
sha1
432d0a94a1d19c0f021db2be395c1417c9e96708
sha256
8137271fa44f6dd437d49d907bb4048dfd6fc214b7a7a01c9ae86a5682e99a10
sha512
e0365daef1e123086e675c5cd341eb3b188d20c570bc3de96460c1eb998a37b47ecab13ce64c83e0e30bbad26f492ff4698175f802cb738d2a8380dfe1cd7a03
ripemd-160
130ee029020de03b2297c4e397156ade725d6b44
Diameter
3996516
Circumference
12555425.305554
Area
12544489530113
Volume
3.3422835412619E+19
Surface area
50177958120452
Circumference
12555425.305554
Perimeter
7993032
Area
3993035034564
Diagonal
2825963.5647205
Surface area
23958210207384
Volume
7979114202097789512
Space diagonal
3461084.382631
Perimeter
5994774
Area
1729034889066.8
Altitude
1730542.1913155
Surface area
1729034889066.8
Volume
9.4034762669421E+17
Height
941987.85490685