8720946985 is an odd 10-digits composite number following 8720946984
and preceding 8720946986 . In scientific notation, it is written as 8.720946985 × 10^9.
The sum of its digits is 58. It has a total of 2 prime factors and 4 positive divisors.
There are 6976757584 positive integers (up to 8720946985) that are relatively prime to 8720946985.
8720946985 has 4 divisors, whose sum is 10465136388
The reverse of 8720946985 is 5896490278
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 58
Digital Root 4
Name
eight billion seven hundred twenty million nine hundred forty-six thousand nine hundred eighty-five
Scientific notation
8.720946985 × 10^9
Engineering notation
8.720946985 × 10^9
Prime Factorization
5 × 1744189397
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
8720946985
Product of the distinct prime numbers
The prime factorization of 8720946985 is 5 × 1744189397.
Since it has a total of 2 prime factors.
5 , 4 , 90 , 43 , 202 , 283 , 1233 , 6306 , 41036 , 11505 , 101745 , 211760 , 2797159 , 5221461 , 40323727 , 87387215 , 7759137 , 219277364 , 7276866851 , 8612929355
n×2
17441893970
n×3
26162840955
n×4
34883787940
n×5
43604734925
n÷2
4360473492.5
n÷3
2906982328.3333
n÷3
2180236746.25
n÷5
1744189397
n2
7.6054916315181E+19
n3
6.632708931333E+29
n4
5.7843502957091E+39
n5
5.0445012271548E+49
2 √n
93386.010649347
3 √n
2058.3594398098
4 √n
305.59124766483
5 √n
97.299975134176
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-8720946984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8720946985 can be divided by 4 positive divisors.
The sum of these divisors (counting 8720946985) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000000111110011110001011100101001
3
Ternary
211111210000000020111
4
Quaternary
20013303301130221
5
Quinary
120330030300420
6
Senary
4001212054321
8
Octal
100763613451
10
Decimal
8720946985
12
Duodecimal
18347643a1
16
Hexadecimal
207cf1729
20
Vigesimal
6g55i795
36
Base36
40885rd
md5
f4633abfa6cc895a86adc68d0685fa2d
sha1
c6c35996cc49f476cb09da50de7fba7331a08512
sha256
2ce657e41fd2da52874eb296c3015774375faf477ae06f76bdaed1daa3e13366
sha512
618da6f1175ab48276d4168bd60f8656ec261721278e0c6de2b75b3238b084371b1e7ba2f602911c703f0f16a4cdaa16d5d9dbd701bf15928de0fd3fe5021f39
ripemd-160
500cdc661c82723a13cc17e958c8ce00308da53e
Diameter
17441893970
Circumference
54795325960.844
Area
2.3893356636516E+20
Volume
2.7783026202767E+30
Surface area
9.5573426546063E+20
Circumference
54795325960.844
Perimeter
34883787940
Area
7.6054916315181E+19
Diagonal
12333281502.924
Surface area
4.5632949789108E+20
Volume
6.632708931333E+29
Space diagonal
15105123268.135
Perimeter
26162840955
Area
3.2932744805823E+19
Altitude
7552561634.0673
Surface area
3.2932744805823E+19
Volume
7.8167224383036E+28
Height
4111093834.3079