7972870905 is an odd 10-digits composite number following 7972870904
and preceding 7972870906 . In scientific notation, it is written as 7.972870905 × 10^9.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 4248290592 positive integers (up to 7972870905) that are relatively prime to 7972870905.
7972870905 has 16 divisors, whose sum is 10719080448
The reverse of 7972870905 is 5090782797
Previous prime number is 1163
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 54
Digital Root 9
Name
seven billion nine hundred seventy-two million eight hundred seventy thousand nine hundred five
Scientific notation
7.972870905 × 10^9
Engineering notation
7.972870905 × 10^9
Prime Factorization
3 × 135 × 1163 × 16927
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7972870905
Product of the distinct prime numbers
The prime factorization of 7972870905 is 3 × 135 × 1163 × 16927.
Since it has a total of 4 prime factors.
5 , 9 , 56 , 12 , 456 , 466 , 7242 , 2518 , 74295 , 56609 , 984789 , 834658 , 2115159 , 6560799 , 22781595 , 12919667 , 671174288 , 805771810 , 9730761989 , 5369338647
n×2
15945741810
n×3
23918612715
n×4
31891483620
n×5
39864354525
n÷2
3986435452.5
n÷3
2657623635
n÷3
1993217726.25
n÷5
1594574181
n2
6.3566670467796E+19
n3
5.0680885750041E+29
n4
4.0407215943613E+39
n5
3.2216151634888E+49
2 √n
89290.934058279
3 √n
1997.7366817447
4 √n
298.81588655605
5 √n
95.570299372039
1 , 3 , 135 , 405 , 1163 , 3489 , 16927 , 50781 , 157005 , 471015 , 2285145 , 6855435 , 19686101 , 59058303 , 2657623635 , 7972870905
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
-7972870904
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 7972870905 can be divided by 16 positive divisors.
The sum of these divisors (counting 7972870905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111011011001110000101101011111001
3
Ternary
202120122100210210000
4
Quaternary
13123032011223321
5
Quinary
112312023332110
6
Senary
3355050143213
8
Octal
73316055371
10
Decimal
7972870905
12
Duodecimal
1666121b09
16
Hexadecimal
1db385af9
20
Vigesimal
64ba8h55
36
Base36
3nuuak9
md5
9563b08c9f6c02c11a45752fdedaf57f
sha1
e4de87fca9c6820b6fc4b22edcac87dd0ba4f3cb
sha256
b872738cd84e82d7891aff0825da94ecd8b09bb8170977217efe38e9b53be7ea
sha512
c7246d3af4819771a263d26d22d74a57abc9924f8520f9414e8a3024d2a75348f652435a73a5bf6d7ee0ebb920b37e7e0e5b3d8c212869cf9057534a930970db
ripemd-160
866eaf11aafa2f8c23cf6d03770e66c26a3146be
Diameter
15945741810
Circumference
50095025326.336
Area
1.9970058495479E+20
Volume
2.1229159779967E+30
Surface area
7.9880233981916E+20
Circumference
50095025326.336
Perimeter
31891483620
Area
6.3566670467796E+19
Diagonal
11275342164.901
Surface area
3.8140002280677E+20
Volume
5.0680885750041E+29
Space diagonal
13809417489.648
Perimeter
23918612715
Area
2.7525175729552E+19
Altitude
6904708744.8238
Surface area
2.7525175729552E+19
Volume
5.9727996650658E+28
Height
3758447388.3003