1999986 is an even 7-digits composite number following 1999985
and preceding 1999987 . In scientific notation, it is written as 1.999986 × 10^6.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 666660 positive integers (up to 1999986) that are relatively prime to 1999986.
1999986 has 8 divisors, whose sum is 3999984
The reverse of 1999986 is 6899991
Previous prime number is 3
Is Prime? no
Number parity even
Number length 7
Sum of Digits 51
Digital Root 6
Name
one million nine hundred ninety-nine thousand nine hundred eighty-six
Scientific notation
1.999986 × 10^6
Engineering notation
1.999986 × 10^6
Prime Factorization
2 × 3 × 333331
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1999986
Product of the distinct prime numbers
The prime factorization of 1999986 is 2 × 3 × 333331.
Since it has a total of 3 prime factors.
7 , 7 , 40 , 25 , 328 , 776 , 8269 , 9601 , 74189 , 64982 , 422006 , 671005 , 1242206 , 1552489 , 58113863 , 76611086 , 270895117 , 913790865 , 1815310169 , 9624340059
n×2
3999972
n×3
5999958
n×4
7999944
n×5
9999930
n÷2
999993
n÷3
666662
n÷3
499996.5
n÷5
399997.2
n2
3999944000196
n3
7999832001175997256
n4
1.5999552004704E+25
n5
3.199888001568E+31
2 √n
1414.208612617
3 √n
125.99181100722
4 √n
37.605965120137
5 √n
18.205616542291
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
-1999985
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 1999986 can be divided by 8 positive divisors.
The sum of these divisors (counting 1999986) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101000010001110010
3
Ternary
10202121110120
4
Quaternary
13220101302
5
Quinary
1002444421
6
Senary
110511110
8
Octal
7502162
10
Decimal
1999986
12
Duodecimal
805496
16
Hexadecimal
1e8472
20
Vigesimal
c9jj6
36
Base36
16v76
md5
3d811cd916d1eeef76927de58f09bc07
sha1
6aaddd4d6f65b57fd8ddd74f275151183ca08ac2
sha256
d26b7f7bed609c69048b9129a2813fbf3f941febc9a7bc53e7f92fad2e826a22
sha512
e22cfb9ae605988ba4fe3db83580b774a590ed2a5b63355cf982549feb6023c0b21ec0e0257a253450f5a3ae13cfed561c315733ee481ed0078acb09bcf17420
ripemd-160
9f703137bb634d0080fe49d3ebc56978d8eed9d5
Diameter
3999972
Circumference
12566282.649765
Area
12566194685786
Volume
3.3509617926463E+19
Surface area
50264778743145
Circumference
12566282.649765
Perimeter
7999944
Area
3999944000196
Diagonal
2828407.3257563
Surface area
23999664001176
Volume
7999832001175997256
Space diagonal
3464077.3664264
Perimeter
5999958
Area
1732026558942.4
Altitude
1732038.6832132
Surface area
1732026558942.4
Volume
9.4278924273078E+17
Height
942802.44191877