998439 is an odd 6-digits composite number following 998438
and preceding 998440 . In scientific notation, it is written as 9.98439 × 10^5.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 614400 positive integers (up to 998439) that are relatively prime to 998439.
998439 has 8 divisors, whose sum is 1433712
The reverse of 998439 is 934899
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 42
Digital Root 6
Name
nine hundred ninety-eight thousand four hundred thirty-nine
Scientific notation
9.98439 × 10^5
Engineering notation
9.98439 × 10^3
Prime Factorization
3 × 13 × 25601
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
998439
Product of the distinct prime numbers
The prime factorization of 998439 is 3 × 13 × 25601.
Since it has a total of 3 prime factors.
2 , 9 , 8 , 94 , 425 , 816 , 7331 , 6627 , 28276 , 34872 , 937929 , 60188 , 4918787 , 35878 , 5645760 , 21550170 , 946354641 , 600668364 , 7393475303 , 5916949652
n×2
1996878
n×3
2995317
n×4
3993756
n×5
4992195
n÷2
499219.5
n÷3
332813
n÷3
249609.75
n÷5
199687.8
n2
996880436721
n3
995324306359278519
n4
9.9377060511705E+23
n5
9.9221932920246E+29
2 √n
999.21919517191
3 √n
99.947939568485
4 √n
31.610428582541
5 √n
15.843980795613
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
-998438
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 998439 can be divided by 8 positive divisors.
The sum of these divisors (counting 998439) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110011110000100111
3
Ternary
1212201121020
4
Quaternary
3303300213
5
Quinary
223422224
6
Senary
33222223
8
Octal
3636047
10
Decimal
998439
12
Duodecimal
401973
16
Hexadecimal
f3c27
20
Vigesimal
64g1j
36
Base36
leef
md5
a2ecf2c52788f0ba9b676d3fab9408e9
sha1
7dc64f7c8591e3efd7b2b1953f75afc6502fd417
sha256
0dcf58dbdc579673604b0815f0a9e8ee488cdd0e142a7d37820976b1e01321e2
sha512
dfd675f809ba7da3f940406e5388b4d7f0ff048a5d8a0512190ec18be3e2a8841b875feb80aeab84088cfc5dcfb82a9c38a30dc29afb1f0bd1ddf0cfd393ff61
ripemd-160
4e62ee88522ed49022170372da79efe21d543422
Diameter
1996878
Circumference
6273377.2549151
Area
3131792256510.1
Volume
4.1692047050636E+18
Surface area
12527169026040
Circumference
6273377.2549151
Perimeter
3993756
Area
996880436721
Diagonal
1412005.9750022
Surface area
5981282620326
Volume
995324306359278519
Space diagonal
1729347.0762583
Perimeter
2995317
Area
431661891368.06
Altitude
864673.53812913
Surface area
431661891368.06
Volume
1.1730009441774E+17
Height
470668.65833408