998889 is an odd 6-digits composite number following 998888
and preceding 998890 . In scientific notation, it is written as 9.98889 × 10^5.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 647856 positive integers (up to 998889) that are relatively prime to 998889.
998889 has 8 divisors, whose sum is 1368000
The reverse of 998889 is 988899
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 51
Digital Root 6
Name
nine hundred ninety-eight thousand eight hundred eighty-nine
Scientific notation
9.98889 × 10^5
Engineering notation
9.98889 × 10^3
Prime Factorization
3 × 37 × 8999
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
998889
Product of the distinct prime numbers
The prime factorization of 998889 is 3 × 37 × 8999.
Since it has a total of 3 prime factors.
5 , 6 , 38 , 88 , 536 , 468 , 530 , 4486 , 97338 , 56365 , 501134 , 304827 , 4540425 , 8315559 , 33409653 , 48554126 , 247109095 , 646958651 , 95417716 , 6251533330
n×2
1997778
n×3
2996667
n×4
3995556
n×5
4994445
n÷2
499444.5
n÷3
332963
n÷3
249722.25
n÷5
199777.8
n2
997779234321
n3
996670701591669369
n4
9.955634004422E+23
n5
9.9445732950431E+29
2 √n
999.44434562411
3 √n
99.962952943518
4 √n
31.613989713798
5 √n
15.84540872588
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
-998888
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 998889 can be divided by 8 positive divisors.
The sum of these divisors (counting 998889) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110011110111101001
3
Ternary
1212202012220
4
Quaternary
3303313221
5
Quinary
223431024
6
Senary
33224253
8
Octal
3636751
10
Decimal
998889
12
Duodecimal
402089
16
Hexadecimal
f3de9
20
Vigesimal
64h49
36
Base36
leqx
md5
9390d57dab8641012502e585df04398a
sha1
67568fb72d872fa6ae0f946709b7557ef387ab0b
sha256
d22d28ed59ce743abaa430cf96365bde03f2d24604260c6c4f48936dde7bbb0b
sha512
6f248b79fbc747c2c524583c5bc86aa490469072d2a085d1478fb5cf07f13529fb99e0a442ffd91ab084484fcbd7cd7f5fce07b6456dfb0c17d5bc9a6d4387b6
ripemd-160
a7233f8046e88e9130406f2c4db6e1b76f561977
Diameter
1997778
Circumference
6276204.6883033
Area
3134615912447.3
Volume
4.1748444722248E+18
Surface area
12538463649789
Circumference
6276204.6883033
Perimeter
3995556
Area
997779234321
Diagonal
1412642.3711053
Surface area
5986675405926
Volume
996670701591669369
Space diagonal
1730126.4991217
Perimeter
2996667
Area
432051082145.29
Altitude
865063.24956083
Surface area
432051082145.29
Volume
1.1745876861757E+17
Height
470880.79036843