1999428 is an even 7-digits composite number following 1999427
and preceding 1999429 . In scientific notation, it is written as 1.999428 × 10^6.
The sum of its digits is 42. It has a total of 4 prime factors and 12 positive divisors.
There are 666472 positive integers (up to 1999428) that are relatively prime to 1999428.
1999428 has 12 divisors, whose sum is 4665360
The reverse of 1999428 is 8249991
Previous prime number is 3
Is Prime? no
Number parity even
Number length 7
Sum of Digits 42
Digital Root 6
Name
one million nine hundred ninety-nine thousand four hundred twenty-eight
Scientific notation
1.999428 × 10^6
Engineering notation
1.999428 × 10^6
Prime Factorization
2 × 2 × 3 × 166619
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
999714
Product of the distinct prime numbers
The prime factorization of 1999428 is 2 × 2 × 3 × 166619.
Since it has a total of 4 prime factors.
7 , 3 , 18 , 15 , 111 , 743 , 9748 , 2552 , 67867 , 14252 , 875017 , 163086 , 9815045 , 6053628 , 48874145 , 56728393 , 8972201 , 817420904 , 1361277279 , 1314099660
n×2
3998856
n×3
5998284
n×4
7997712
n×5
9997140
n÷2
999714
n÷3
666476
n÷3
499857
n÷5
399885.6
n2
3997712327184
n3
7993137962916850752
n4
1.5981703850919E+25
n5
3.1954266167235E+31
2 √n
1414.011315372
3 √n
125.98009259689
4 √n
37.603341811227
5 √n
18.204600548384
1 , 2 , 3 , 4 , 6 , 12 , 166619 , 333238 , 499857 , 666476 , 999714 , 1999428
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1999427
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1999428 can be divided by 12 positive divisors.
The sum of these divisors (counting 1999428) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101000001001000100
3
Ternary
10202120200220
4
Quaternary
13220021010
5
Quinary
1002440203
6
Senary
110504340
8
Octal
7501104
10
Decimal
1999428
12
Duodecimal
8050b0
16
Hexadecimal
1e8244
20
Vigesimal
c9ib8
36
Base36
16uro
md5
be87524a6ac675e0ed574b16c9ae5b06
sha1
5a8c519c7079f54913147ded4ecd0c7d0da978d7
sha256
01d6f5b5879753c6faf98929bccef1a947aec329db39f27bad4cebfd401e4978
sha512
4bbe70f01178276bf37d4a10248d9903b60c6edda655800ade4eb43a49038c28d3709ab4d25b327ff0c91c716f05ba24a3643d10d710b9f24573b81e0728babc
ripemd-160
a8f0f38462e6857b2ada742cbec347785933dda4
Diameter
3998856
Circumference
12562776.632363
Area
12559183678247
Volume
3.3481578004572E+19
Surface area
50236734712986
Circumference
12562776.632363
Perimeter
7997712
Area
3997712327184
Diagonal
2827618.1945885
Surface area
23986273963104
Volume
7993137962916850752
Space diagonal
3463110.8820758
Perimeter
5998284
Area
1731060216181.8
Altitude
1731555.4410379
Surface area
1731060216181.8
Volume
9.4200034275636E+17
Height
942539.39819617