1998429 is an odd 7-digits composite number following 1998428
and preceding 1998430 . In scientific notation, it is written as 1.998429 × 10^6.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 1332284 positive integers (up to 1998429) that are relatively prime to 1998429.
1998429 has 4 divisors, whose sum is 2664576
The reverse of 1998429 is 9248991
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 42
Digital Root 6
Name
one million nine hundred ninety-eight thousand four hundred twenty-nine
Scientific notation
1.998429 × 10^6
Engineering notation
1.998429 × 10^6
Prime Factorization
3 × 666143
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1998429
Product of the distinct prime numbers
The prime factorization of 1998429 is 3 × 666143.
Since it has a total of 2 prime factors.
5 , 5 , 64 , 81 , 599 , 172 , 662 , 6903 , 21038 , 64874 , 418175 , 152735 , 8364766 , 2662211 , 42557078 , 80097484 , 867881802 , 709903499 , 1093709689 , 9249854587
n×2
3996858
n×3
5995287
n×4
7993716
n×5
9992145
n÷2
999214.5
n÷3
666143
n÷3
499607.25
n÷5
399685.8
n2
3993718468041
n3
7981162804368707589
n4
1.5949787201972E+25
n5
3.1874517288249E+31
2 √n
1413.6580208806
3 √n
125.95910741529
4 √n
37.598643870233
5 √n
18.202781024829
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1998428
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1998429 can be divided by 4 positive divisors.
The sum of these divisors (counting 1998429) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100111111001011101
3
Ternary
10202112022220
4
Quaternary
13213321131
5
Quinary
1002422204
6
Senary
110455553
8
Octal
7477135
10
Decimal
1998429
12
Duodecimal
8045b9
16
Hexadecimal
1e7e5d
20
Vigesimal
c9g19
36
Base36
16tzx
md5
29ed7b3d05813dc902f3afcbf91860a9
sha1
339a34891979befc0669355a755adef56ef1419d
sha256
c303f492b59cee5c31212ad050da4633b4483fcefb8cbd1786dd27f18991adf1
sha512
841a2d593ea6768aabffb0c04f648db611fbe80b10be03562170becdb5da1b6d084a0d5a885b3378b8fd0b67aff5b71c0526ca90303e30f1f31b9b2a455726e9
ripemd-160
7e4d448993cecae47be306fd61e008e8fd3ab029
Diameter
3996858
Circumference
12556499.730242
Area
12546636599703
Volume
3.3431416577745E+19
Surface area
50186546398814
Circumference
12556499.730242
Perimeter
7993716
Area
3993718468041
Diagonal
2826205.3952397
Surface area
23962310808246
Volume
7981162804368707589
Space diagonal
3461380.5633191
Perimeter
5995287
Area
1729330824443.3
Altitude
1730690.2816595
Surface area
1729330824443.3
Volume
9.4058905678716E+17
Height
942068.4650799