7994142181 is an odd 10-digits composite number following 7994142180
and preceding 7994142182 . In scientific notation, it is written as 7.994142181 × 10^9.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 7875175392 positive integers (up to 7994142181) that are relatively prime to 7994142181.
7994142181 has 8 divisors, whose sum is 8113371840
The reverse of 7994142181 is 1812414997
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 46
Digital Root 1
Name
seven billion nine hundred ninety-four million one hundred forty-two thousand one hundred eighty-one
Scientific notation
7.994142181 × 10^9
Engineering notation
7.994142181 × 10^9
Prime Factorization
839 × 73 × 130523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7994142181
Product of the distinct prime numbers
The prime factorization of 7994142181 is 839 × 73 × 130523.
Since it has a total of 3 prime factors.
4 , 4 , 53 , 79 , 536 , 40 , 8051 , 562 , 31196 , 13595 , 245440 , 132592 , 9596196 , 7032737 , 41849578 , 69748177 , 373373898 , 879474451 , 5791722161 , 9353868720
n×2
15988284362
n×3
23982426543
n×4
31976568724
n×5
39970710905
n÷2
3997071090.5
n÷3
2664714060.3333
n÷3
1998535545.25
n÷5
1598828436.2
n2
6.3906309210043E+19
n3
5.1087612208804E+29
n4
4.0840163568497E+39
n5
3.2648207426186E+49
2 √n
89409.96689967
3 √n
1999.5117292222
4 √n
299.01499443953
5 √n
95.621240525551
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
-7994142180
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 7994142181 can be divided by 8 positive divisors.
The sum of these divisors (counting 7994142181) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011100011111001110110111100101
3
Ternary
202122010101111111001
4
Quaternary
13130133032313211
5
Quinary
112333000022211
6
Senary
3401130113301
8
Octal
73437166745
10
Decimal
7994142181
12
Duodecimal
167127b831
16
Hexadecimal
1dc7cede5
20
Vigesimal
64i37f91
36
Base36
3o7i7l1
md5
d790c141f220775dbe48c8ff85d4d3c0
sha1
d1e3f497046521bc848125035570de72104b0be7
sha256
305360d35fa87d574feeda70b9a2ba9a1869ff7b4ccc5fe06ac9ed877d21da57
sha512
e185e62f4d11a8b9dd02366adfde8e02e33ce981e04852935c9d18a3f4162911241ce7b1139306e8b83a6b19c7023c53c1545d3ef3bcca86ba72800dbe2efe9c
ripemd-160
bca053d39985a9cb77d8f954a5c532e6f1674c34
Diameter
15988284362
Circumference
50228676695.164
Area
2.0076759153231E+20
Volume
2.1399528960616E+30
Surface area
8.0307036612924E+20
Circumference
50228676695.164
Perimeter
31976568724
Area
6.3906309210043E+19
Diagonal
11305424291.909
Surface area
3.8343785526026E+20
Volume
5.1087612208804E+29
Space diagonal
13846260420.421
Perimeter
23982426543
Area
2.7672243619001E+19
Altitude
6923130210.2107
Surface area
2.7672243619001E+19
Volume
6.0207328379123E+28
Height
3768474763.9697