7997886961 is an odd 10-digits composite number following 7997886960
and preceding 7997886962 . In scientific notation, it is written as 7.997886961 × 10^9.
The sum of its digits is 70. It has a total of 3 prime factors and 8 positive divisors.
There are 7452732240 positive integers (up to 7997886961) that are relatively prime to 7997886961.
7997886961 has 8 divisors, whose sum is 8556843200
The reverse of 7997886961 is 1696887997
Previous prime number is 61
Is Prime? no Number parity odd Number length 10 Sum of Digits 70 Digital Root 7
Name
seven billion nine hundred ninety-seven million eight hundred eighty-six thousand nine hundred sixty-one
Scientific notation
7.997886961 × 10^9
Engineering notation
7.997886961 × 10^9
Prime Factorization
19 × 61 × 6900679
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
7997886961 Product of the distinct prime numbers
The prime factorization of 7997886961 is 19 × 61 × 6900679.
Since it has a total of 3 prime factors.
6 , 2 , 67 , 71 , 122 , 471 , 699 , 9406 , 66277 , 42260 , 101073 , 516217 , 3599655 , 5322993 , 90463379 , 83867753 , 951595313 , 816584391 , 8666281790 , 1788692444
n×2
15995773922
n×3
23993660883
n×4
31991547844
n×5
39989434805
n÷2
3998943480.5
n÷3
2665962320.3333
n÷3
1999471740.25
n÷5
1599577392.2
n2
6.3966195840934E+19
n3
5.1159440366098E+29
n4
4.0916742103607E+39
n5
3.2724747815704E+49
2 √n89430.906072789
3 √n1999.8238979111
4 √n299.05000597356
5 √n95.630197419838
8 divisors
τ Total Divisors
8 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-7997886960 Sum of the proper positive divisors of n
A Arithmetic Mean
0.125 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
8 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7997886961 can be divided by 8 positive divisors.
The sum of these divisors (counting 7997886961) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011100101101100001000111110001
3
Ternary
202122101102202100121
4
Quaternary
13130231201013301
5
Quinary
112334424340321
6
Senary
3401342250241
8
Octal
73455410761
10
Decimal
7997886961
12
Duodecimal
1672586981
16
Hexadecimal
1dcb611f1
20
Vigesimal
64j6fh81
36
Base36
3o9qh2p
md5
31ad1a4edc237d3242c5417434041522
sha1
55e4d8098f07539fa7a24c86bdef63e81e0ab525
sha256
80ddb15e402de1ddd1e73e651631b4961a69fe6e21ff9c47567f1f7754e5075a
sha512
e35e79f0f4758c782f2afd639d37abfc8a23607e248e4b9c3d17871e957f6d6cc4be0d6b88c75d573217ce666c5372495eaece66d48df7706d82119039a30c17
ripemd-160
8645d90ea7f735a9f07cd4b3c3a218768f577070
Diameter
15995773922
Circumference
50252205841.838
Area
2.0095573093196E+20
Volume
2.1429616268786E+30
Surface area
8.0382292372785E+20
Circumference
50252205841.838
Perimeter
31991547844
Area
6.3966195840934E+19
Diagonal
11310720210.573
Surface area
3.837971750456E+20
Volume
5.1159440366098E+29
Space diagonal
13852746569.645
Perimeter
23993660883
Area
2.769817529085E+19
Altitude
6926373284.8223
Surface area
2.769817529085E+19
Volume
6.0291978674294E+28
Height
3770240070.191