2681812 is an even 7-digits composite number following 2681811
and preceding 2681813 . In scientific notation, it is written as 2.681812 × 10^6.
The sum of its digits is 28. It has a total of 5 prime factors and 18 positive divisors.
There are 1073520 positive integers (up to 2681812) that are relatively prime to 2681812.
2681812 has 18 divisors, whose sum is 4795994
The reverse of 2681812 is 2181862
Previous prime number is 71
Is Prime? no
Number parity even
Number length 7
Sum of Digits 28
Digital Root 1
Name
two million six hundred eighty-one thousand eight hundred twelve
Scientific notation
2.681812 × 10^6
Engineering notation
2.681812 × 10^6
Prime Factorization
2 × 2 × 133 × 71 × 71
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
18886
Product of the distinct prime numbers
The prime factorization of 2681812 is 2 × 2 × 133 × 71 × 71.
Since it has a total of 5 prime factors.
7 , 10 , 51 , 27 , 755 , 583 , 2220 , 1542 , 43853 , 22926 , 689985 , 308365 , 4550797 , 7826520 , 14849868 , 50811270 , 794618946 , 691489629 , 3672225038 , 8347716860
n×2
5363624
n×3
8045436
n×4
10727248
n×5
13409060
n÷2
1340906
n÷3
893937.33333333
n÷3
670453
n÷5
536362.4
n2
7192115603344
n3
1.9287901930435E+19
n4
5.1726526851864E+25
n5
1.3872082042965E+32
2 √n
1637.6238884433
3 √n
138.93428911048
4 √n
40.467565882361
5 √n
19.305705011563
1 , 2 , 4 , 71 , 133 , 142 , 266 , 284 , 532 , 5041 , 9443 , 10082 , 18886 , 20164 , 37772 , 670453 , 1340906 , 2681812
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2681811
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2681812 can be divided by 18 positive divisors.
The sum of these divisors (counting 2681812) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
1010001110101111010100
3
Ternary
12001020202101
4
Quaternary
22032233110
5
Quinary
1141304222
6
Senary
133251444
8
Octal
12165724
10
Decimal
2681812
12
Duodecimal
a93b84
16
Hexadecimal
28ebd4
20
Vigesimal
gf4ac
36
Base36
1lhas
md5
3f299cc122aecd6aafc234d186bfe2ed
sha1
9d5876a5034764ec0a8ddefcb20e4fd46d4884ca
sha256
ac9106a494514b08ab0fdcd4a978c3d466524e43d87722802cb7a0aa13d71e0f
sha512
387097ad69ca2d5d0fc613365e6035b5d5045e59ad2ad2e37cd1fece456d9cdfd03f31b5f0e503dc2128a8731c2d8591be76cb8fccc23c9b9a90698c93bda080
ripemd-160
6ac8b521c4e0037102651a00634e4293cdd5c176
Diameter
5363624
Circumference
16850321.755018
Area
22594697543234
Volume
8.0792974677087E+19
Surface area
90378790172936
Circumference
16850321.755018
Perimeter
10727248
Area
7192115603344
Diagonal
3792654.9021349
Surface area
43152693620064
Volume
1.9287901930435E+19
Space diagonal
4645034.6403479
Perimeter
8045436
Area
3114277409725.2
Altitude
2322517.320174
Surface area
3114277409725.2
Volume
2.2731010416453E+18
Height
1264218.3007116