1808142 is an even 7-digits composite number following 1808141
and preceding 1808143 . In scientific notation, it is written as 1.808142 × 10^6.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 516600 positive integers (up to 1808142) that are relatively prime to 1808142.
1808142 has 16 divisors, whose sum is 4132992
The reverse of 1808142 is 2418081
Previous prime number is 3
Is Prime? no
Number parity even
Number length 7
Sum of Digits 24
Digital Root 6
Name
one million eight hundred eight thousand one hundred forty-two
Scientific notation
1.808142 × 10^6
Engineering notation
1.808142 × 10^6
Prime Factorization
2 × 7 × 3 × 43051
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1808142
Product of the distinct prime numbers
The prime factorization of 1808142 is 2 × 7 × 3 × 43051.
Since it has a total of 4 prime factors.
9 , 8 , 27 , 38 , 246 , 808 , 3769 , 8960 , 38138 , 31875 , 767580 , 127322 , 5499439 , 3334516 , 4427182 , 98503749 , 970013090 , 407636057 , 7775194562 , 736038966
n×2
3616284
n×3
5424426
n×4
7232568
n×5
9040710
n÷2
904071
n÷3
602714
n÷3
452035.5
n÷5
361628.4
n2
3269377492164
n3
5911498757436399288
n4
1.0688829186269E+25
n5
1.9326920982518E+31
2 √n
1344.6717071464
3 √n
121.82717623969
4 √n
36.669765572558
5 √n
17.842122090423
1 , 2 , 3 , 6 , 7 , 14 , 21 , 42 , 43051 , 86102 , 129153 , 258306 , 301357 , 602714 , 904071 , 1808142
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
-1808141
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 1808142 can be divided by 16 positive divisors.
The sum of these divisors (counting 1808142) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110111001011100001110
3
Ternary
10101212022020
4
Quaternary
12321130032
5
Quinary
430330032
6
Senary
102431010
8
Octal
6713416
10
Decimal
1808142
12
Duodecimal
732466
16
Hexadecimal
1b970e
20
Vigesimal
b6072
36
Base36
12r66
md5
8d6bae122cbf3063e61ceb8affc61cc6
sha1
710236c2c2b473482728dd2b94e9a8d5d4ec9ac6
sha256
d200dd1e8935d2513acfd4143df040a31cfa71c3d8a180727331886fc13567e4
sha512
8f3d13a52a9b9a4c2539b2f753a2878e28638012612c9296b89f246667dc290545a67402161144192c1871476488d4da2cfc59036ae8408d9038f69ad9ac6be2
ripemd-160
2fafb3a5b415691dfa48077bf2ddce56aaaf42af
Diameter
3616284
Circumference
11360891.247694
Area
10271052311194
Volume
2.4762028090757E+19
Surface area
41084209244777
Circumference
11360891.247694
Perimeter
7232568
Area
3269377492164
Diagonal
2557098.9390964
Surface area
19616264952984
Volume
5911498757436399288
Space diagonal
3131793.8112992
Perimeter
5424426
Area
1415681981387.5
Altitude
1565896.9056496
Surface area
1415681981387.5
Volume
6.9667680972652E+17
Height
852366.31303214