1998243 is an odd 7-digits composite number following 1998242
and preceding 1998244 . In scientific notation, it is written as 1.998243 × 10^6.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 1229472 positive integers (up to 1998243) that are relatively prime to 1998243.
1998243 has 16 divisors, whose sum is 3188640
The reverse of 1998243 is 3428991
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 36
Digital Root 9
Name
one million nine hundred ninety-eight thousand two hundred forty-three
Scientific notation
1.998243 × 10^6
Engineering notation
1.998243 × 10^6
Prime Factorization
9 × 3 × 13 × 5693
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1998243
Product of the distinct prime numbers
The prime factorization of 1998243 is 9 × 3 × 13 × 5693.
Since it has a total of 4 prime factors.
8 , 2 , 23 , 51 , 439 , 461 , 5856 , 9709 , 35987 , 82660 , 312347 , 866508 , 114542 , 6580377 , 79184630 , 52886292 , 472960857 , 361267843 , 7284390327 , 9043221559
n×2
3996486
n×3
5994729
n×4
7992972
n×5
9991215
n÷2
999121.5
n÷3
666081
n÷3
499560.75
n÷5
399648.6
n2
3992975087049
n3
7978934516870054907
n4
1.5943850045794E+25
n5
3.1859686747057E+31
2 √n
1413.5922325763
3 √n
125.95519949214
4 √n
37.597768984027
5 √n
18.202442174329
1 , 3 , 9 , 13 , 27 , 39 , 117 , 351 , 5693 , 17079 , 51237 , 74009 , 153711 , 222027 , 666081 , 1998243
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
-1998242
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 1998243 can be divided by 16 positive divisors.
The sum of these divisors (counting 1998243) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111100111110110100011
3
Ternary
10202112002000
4
Quaternary
13213312203
5
Quinary
1002420433
6
Senary
110455043
8
Octal
7476643
10
Decimal
1998243
12
Duodecimal
804483
16
Hexadecimal
1e7da3
20
Vigesimal
c9fc3
36
Base36
16tur
md5
9d5df4002b96fd095eca2a9524f7dfc2
sha1
bcb4dce16fe82577ca0a6cf7bc89f71939f0473c
sha256
85491b315f794805aaf9a05f98ea6427fca804321f5d7b9fe0a5d4cca7261f40
sha512
1ba1765f9e2138b61c8f7657af281fe5a6c53736e030aa29938e711248b33157b0d6288b68249881fe068fe37ab5ca3b360648655f0da3626c940afb13310c84
ripemd-160
88be7bbff297d08df541c22466c2411cdd84f462
Diameter
3996486
Circumference
12555331.057774
Area
12544301199440
Volume
3.3422082748897E+19
Surface area
50177204797761
Circumference
12555331.057774
Perimeter
7992972
Area
3992975087049
Diagonal
2825942.3515171
Surface area
23957850522294
Volume
7978934516870054907
Space diagonal
3461058.4018689
Perimeter
5994729
Area
1729008931031.4
Altitude
1730529.2009344
Surface area
1729008931031.4
Volume
9.4032645058704E+17
Height
941980.78383903