7942749842 is an even 10-digits composite number following 7942749841
and preceding 7942749843 . In scientific notation, it is written as 7.942749842 × 10^9.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 3969471744 positive integers (up to 7942749842) that are relatively prime to 7942749842.
7942749842 has 8 divisors, whose sum is 11919834300
The reverse of 7942749842 is 2489472497
Previous prime number is 2089
Is Prime? no Number parity even Number length 10 Sum of Digits 56 Digital Root 2
Name
seven billion nine hundred forty-two million seven hundred forty-nine thousand eight hundred forty-two
Scientific notation
7.942749842 × 10^9
Engineering notation
7.942749842 × 10^9
Prime Factorization
2 × 2089 × 1901089
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
7942749842 Product of the distinct prime numbers
The prime factorization of 7942749842 is 2 × 2089 × 1901089.
Since it has a total of 3 prime factors.
6 , 1 , 14 , 85 , 183 , 737 , 5590 , 3557 , 34015 , 67362 , 503722 , 621879 , 3230933 , 1164811 , 44689073 , 87519364 , 393269843 , 636013481 , 1162795249 , 4938431437
n×2
15885499684
n×3
23828249526
n×4
31770999368
n×5
39713749210
n÷2
3971374921
n÷3
2647583280.6667
n÷3
1985687460.5
n÷5
1588549968.4
n2
6.3087275052591E+19
n3
5.0108644395618E+29
n4
3.9800042735613E+39
n5
3.1612178314988E+49
2 √n89122.106359758
3 √n1995.2177275494
4 √n298.5332583813
5 √n95.497978143578
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
-7942749841 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 7942749842 can be divided by 8 positive divisors.
The sum of these divisors (counting 7942749842) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011001011011001011111010010010
3
Ternary
202111112200111110002
4
Quaternary
13121123023322102
5
Quinary
112231320443332
6
Senary
3352052410002
8
Octal
73133137222
10
Decimal
7942749842
12
Duodecimal
1658016902
16
Hexadecimal
1d96cbe92
20
Vigesimal
64223ec2
36
Base36
3ncwp02
md5
a20de253fbd57a0a637a7773f72277c2
sha1
a38342e0f92525d733d2b7ec2a6f44d8c7614c75
sha256
6d63361852a9bf1e50796b76454bd2c7c9c1c162a24a959d0b1848493addd819
sha512
fd57b134b3e3b099a1c66156dce344d786f8224462389c336d673dccf86d6eb1d9fa50c1df870034232858ec2b0385c490c7b975a36d7a33bd2722e0ef98bd3f
ripemd-160
6cb7ec080031737c75c2652524589d189737e119
Diameter
15885499684
Circumference
49905769105.857
Area
1.9819451984022E+20
Volume
2.0989459881949E+30
Surface area
7.9277807936087E+20
Circumference
49905769105.857
Perimeter
31770999368
Area
6.3087275052591E+19
Diagonal
11232744549.093
Surface area
3.7852365031555E+20
Volume
5.0108644395618E+29
Space diagonal
13757246278.154
Perimeter
23828249526
Area
2.731759142554E+19
Altitude
6878623139.0768
Surface area
2.731759142554E+19
Volume
5.9053603747011E+28
Height
3744248183.0311