1999842 is an even 7-digits composite number following 1999841
and preceding 1999843 . In scientific notation, it is written as 1.999842 × 10^6.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 615312 positive integers (up to 1999842) that are relatively prime to 1999842.
1999842 has 16 divisors, whose sum is 4307520
The reverse of 1999842 is 2489991
Previous prime number is 13
Is Prime? no
Number parity even
Number length 7
Sum of Digits 42
Digital Root 6
Name
one million nine hundred ninety-nine thousand eight hundred forty-two
Scientific notation
1.999842 × 10^6
Engineering notation
1.999842 × 10^6
Prime Factorization
2 × 3 × 13 × 25639
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1999842
Product of the distinct prime numbers
The prime factorization of 1999842 is 2 × 3 × 13 × 25639.
Since it has a total of 4 prime factors.
8 , 7 , 11 , 69 , 34 , 959 , 6813 , 4868 , 2643 , 96546 , 696413 , 735872 , 7592388 , 6303579 , 71226047 , 47980205 , 148455251 , 167359158 , 4630527837 , 131466473
n×2
3999684
n×3
5999526
n×4
7999368
n×5
9999210
n÷2
999921
n÷3
666614
n÷3
499960.5
n÷5
399968.4
n2
3999368024964
n3
7998104149780055688
n4
1.5994944599104E+25
n5
3.1987361996962E+31
2 √n
1414.1576998341
3 √n
125.98878711002
4 √n
37.605288189749
5 √n
18.205354372027
1 , 2 , 3 , 6 , 13 , 26 , 39 , 78 , 25639 , 51278 , 76917 , 153834 , 333307 , 666614 , 999921 , 1999842
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
-1999841
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 1999842 can be divided by 16 positive divisors.
The sum of these divisors (counting 1999842) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101000001111100010
3
Ternary
10202121021020
4
Quaternary
13220033202
5
Quinary
1002443332
6
Senary
110510310
8
Octal
7501742
10
Decimal
1999842
12
Duodecimal
805396
16
Hexadecimal
1e83e2
20
Vigesimal
c9jc2
36
Base36
16v36
md5
9c585f35746daea3d081dc3b691e36f4
sha1
645fde4aa8cd70e0a36b4fed7cadac6027b92465
sha256
743fdbc3cea1b331053f26cd9ba928847db7b671f6a1d310fa57f848e238d417
sha512
1d3d5f22c04a3b842a06ca9a45f73814c0c6a2b025d59e4db35f42d9fd876433e12b83db5dcdad6b8fc36db1afd67c56458ce804ba61ea370410e7829c4629cf
ripemd-160
3654cccb262c493bf08e77b7f25e061a93e3327d
Diameter
3999684
Circumference
12565377.871081
Area
12564385206229
Volume
3.350238031946E+19
Surface area
50257540824915
Circumference
12565377.871081
Perimeter
7999368
Area
3999368024964
Diagonal
2828203.6790033
Surface area
23996208149784
Volume
7998104149780055688
Space diagonal
3463827.9511102
Perimeter
5999526
Area
1731777154351
Altitude
1731913.9755551
Surface area
1731777154351
Volume
9.4258561349096E+17
Height
942734.55966778