2681978 is an even 7-digits composite number following 2681977
and preceding 2681979 . In scientific notation, it is written as 2.681978 × 10^6.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 1194816 positive integers (up to 2681978) that are relatively prime to 2681978.
2681978 has 16 divisors, whose sum is 4483080
The reverse of 2681978 is 8791862
Previous prime number is 29
Is Prime? no
Number parity even
Number length 7
Sum of Digits 41
Digital Root 5
Name
two million six hundred eighty-one thousand nine hundred seventy-eight
Scientific notation
2.681978 × 10^6
Engineering notation
2.681978 × 10^6
Prime Factorization
2 × 13 × 29 × 3557
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2681978
Product of the distinct prime numbers
The prime factorization of 2681978 is 2 × 13 × 29 × 3557.
Since it has a total of 4 prime factors.
3 , 6 , 75 , 45 , 276 , 465 , 3551 , 6130 , 78128 , 23915 , 120466 , 508761 , 6050791 , 6644816 , 72630402 , 84893199 , 161235751 , 808224081 , 8101330371 , 1129635405
n×2
5363956
n×3
8045934
n×4
10727912
n×5
13409890
n÷2
1340989
n÷3
893992.66666667
n÷3
670494.5
n÷5
536395.6
n2
7193005992484
n3
1.929148382571E+19
n4
5.1739335207911E+25
n5
1.3876375876224E+32
2 √n
1637.6745708473
3 √n
138.93715565695
4 √n
40.468192087704
5 √n
19.30594400428
1 , 2 , 13 , 26 , 29 , 58 , 377 , 754 , 3557 , 7114 , 46241 , 92482 , 103153 , 206306 , 1340989 , 2681978
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
-2681977
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 2681978 can be divided by 16 positive divisors.
The sum of these divisors (counting 2681978) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010001110110001111010
3
Ternary
12001020222112
4
Quaternary
22032301322
5
Quinary
1141310403
6
Senary
133252322
8
Octal
12166172
10
Decimal
2681978
12
Duodecimal
a940a2
16
Hexadecimal
28ec7a
20
Vigesimal
gf4ii
36
Base36
1lhfe
md5
36f0f51f1f22c022dc68fd1ffcac08a1
sha1
be1224d09abf84c272f3d2441b9bac6428987fad
sha256
b405f2fd3b70290f2b877942fab3243eb19370bf116caa34f14a044a80a8e752
sha512
172c48b542ece0f7a9ed42daafa7223b02bf94cb769e0b2f3eed0ffff5bf2fa92c6e9dcd51928b72443e5ea19257f736c17da69995213b133f230c98ff49d566
ripemd-160
352eb40a44cc6606ad47640f588f2488300ae356
Diameter
5363956
Circumference
16851364.763779
Area
22597494783215
Volume
8.080797848493E+19
Surface area
90389979132860
Circumference
16851364.763779
Perimeter
10727912
Area
7193005992484
Diagonal
3792889.6615863
Surface area
43158035954904
Volume
1.929148382571E+19
Space diagonal
4645322.160782
Perimeter
8045934
Area
3114662959532.4
Altitude
2322661.080391
Surface area
3114662959532.4
Volume
2.2735231720517E+18
Height
1264296.5538621