1998401 is an odd 7-digits composite number following 1998400
and preceding 1998402 . In scientific notation, it is written as 1.998401 × 10^6.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 1698048 positive integers (up to 1998401) that are relatively prime to 1998401.
1998401 has 8 divisors, whose sum is 2116800
The reverse of 1998401 is 1048991
Previous prime number is 391
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 32
Digital Root 5
Name
one million nine hundred ninety-eight thousand four hundred one
Scientific notation
1.998401 × 10^6
Engineering notation
1.998401 × 10^6
Prime Factorization
19 × 391 × 269
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1998401
Product of the distinct prime numbers
The prime factorization of 1998401 is 19 × 391 × 269.
Since it has a total of 3 prime factors.
9 , 2 , 77 , 14 , 145 , 236 , 7389 , 2485 , 38086 , 54682 , 914057 , 533943 , 9585984 , 4302809 , 29683294 , 95038684 , 909962430 , 582949559 , 5376424181 , 7137688759
n×2
3996802
n×3
5995203
n×4
7993604
n×5
9992005
n÷2
999200.5
n÷3
666133.66666667
n÷3
499600.25
n÷5
399680.2
n2
3993606556801
n3
7980827336717675201
n4
1.5948893330524E+25
n5
3.1872284380612E+31
2 √n
1413.6481174606
3 √n
125.95851914129
4 √n
37.598512170838
5 √n
18.202730016689
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
-1998400
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 1998401 can be divided by 8 positive divisors.
The sum of these divisors (counting 1998401) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100111111001000001
3
Ternary
10202112021212
4
Quaternary
13213321001
5
Quinary
1002422101
6
Senary
110455505
8
Octal
7477101
10
Decimal
1998401
12
Duodecimal
804595
16
Hexadecimal
1e7e41
20
Vigesimal
c9g01
36
Base36
16tz5
md5
e76a4918fbce084acfa5071812a87f46
sha1
5d0520c122b3b318b80bce9c4db60316a559f9fa
sha256
96accf362b7ba36a2abe8def5ce42a58c8776e3ea5ae6ca323d6ebf6c149aaa0
sha512
5d23af81755fb5b4c435e5fc32497832629250c6934ca7bd0878b04b5f7862867db8751430d141e6913a564f8b3230ebfb9df2460a912991cb68cb579fcb65c8
ripemd-160
16ba9689b2139a7a560d44359fa3557bff596d07
Diameter
3996802
Circumference
12556323.801053
Area
12546285020174
Volume
3.3430011374134E+19
Surface area
50185140080696
Circumference
12556323.801053
Perimeter
7993604
Area
3993606556801
Diagonal
2826165.79726
Surface area
23961639340806
Volume
7980827336717675201
Space diagonal
3461332.0658965
Perimeter
5995203
Area
1729282365454.9
Altitude
1730666.0329482
Surface area
1729282365454.9
Volume
9.4054952154534E+17
Height
942055.26575332