7973981805 is an odd 10-digits composite number following 7973981804
and preceding 7973981806 . In scientific notation, it is written as 7.973981805 × 10^9.
The sum of its digits is 57. It has a total of 4 prime factors and 16 positive divisors.
There are 4231200960 positive integers (up to 7973981805) that are relatively prime to 7973981805.
7973981805 has 16 divisors, whose sum is 12823138944
The reverse of 7973981805 is 5081893797
Previous prime number is 197
Is Prime? no Number parity odd Number length 10 Sum of Digits 57 Digital Root 3
Name
seven billion nine hundred seventy-three million nine hundred eighty-one thousand eight hundred five
Scientific notation
7.973981805 × 10^9
Engineering notation
7.973981805 × 10^9
Prime Factorization
3 × 5 × 197 × 2698471
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
7973981805 Product of the distinct prime numbers
The prime factorization of 7973981805 is 3 × 5 × 197 × 2698471.
Since it has a total of 4 prime factors.
2 , 4 , 20 , 5 , 853 , 908 , 8994 , 1289 , 10632 , 22052 , 473758 , 210457 , 6977889 , 5101626 , 24484508 , 42228363 , 412308447 , 339950774 , 8426797937 , 9600973243
n×2
15947963610
n×3
23921945415
n×4
31895927220
n×5
39869909025
n÷2
3986990902.5
n÷3
2657993935
n÷3
1993495451.25
n÷5
1594796361
n2
6.3584385826471E+19
n3
5.0702073566238E+29
n4
4.0429741209295E+39
n5
3.2238602078378E+49
2 √n89297.154517935
3 √n1997.8294623186
4 √n298.82629489042
5 √n95.572962481227
1 , 3 , 5 , 15 , 197 , 591 , 985 , 2955 , 2698471 , 8095413 , 13492355 , 40477065 , 531598787 , 1594796361 , 2657993935 , 7973981805
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
-7973981804 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 7973981805 can be divided by 16 positive divisors.
The sum of these divisors (counting 7973981805) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111011011010010010100111001101101
3
Ternary
202120201110020122110
4
Quaternary
13123102110321231
5
Quinary
112312314404210
6
Senary
3355130034233
8
Octal
73322247155
10
Decimal
7973981805
12
Duodecimal
1666578979
16
Hexadecimal
1db494e6d
20
Vigesimal
64bh7ea5
36
Base36
3nvi3ql
md5
07ce255fd5e81c17593a32cf46ed3844
sha1
1051362cc7bac620e8da652c306c6d4c3631bdae
sha256
102d52f545869c5cba176eac3409d4d214ab1dd545fe4e0c9b0d6140b6d7145d
sha512
ded2fce6c0a3075b7051f54ede8ffd82173122851fe188eeff1253c2588d82f3476a03ad47053918e89803343dc958dcfdaa24424852a975164c9df710cc6a43
ripemd-160
cc825dab257a663e4b45644714b73ccfa3f5dbe1
Diameter
15947963610
Circumference
50102005316.893
Area
1.9975623939546E+20
Volume
2.1238034911662E+30
Surface area
7.9902495758184E+20
Circumference
50102005316.893
Perimeter
31895927220
Area
6.3584385826471E+19
Diagonal
11276913214.747
Surface area
3.8150631495883E+20
Volume
5.0702073566238E+29
Space diagonal
13811341624.89
Perimeter
23921945415
Area
2.7532846704878E+19
Altitude
6905670812.4449
Surface area
2.7532846704878E+19
Volume
5.975296673151E+28
Height
3758971071.5824