7942749946 is an even 10-digits composite number following 7942749945
and preceding 7942749947 . In scientific notation, it is written as 7.942749946 × 10^9.
The sum of its digits is 61. It has a total of 2 prime factors and 4 positive divisors.
There are 3971374972 positive integers (up to 7942749946) that are relatively prime to 7942749946.
7942749946 has 4 divisors, whose sum is 11914124922
The reverse of 7942749946 is 6499472497
Previous prime number is 2
Is Prime? no Number parity even Number length 10 Sum of Digits 61 Digital Root 7
Name
seven billion nine hundred forty-two million seven hundred forty-nine thousand nine hundred forty-six
Scientific notation
7.942749946 × 10^9
Engineering notation
7.942749946 × 10^9
Prime Factorization
2 × 3971374973
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
7942749946 Product of the distinct prime numbers
The prime factorization of 7942749946 is 2 × 3971374973.
Since it has a total of 2 prime factors.
5 , 9 , 54 , 13 , 328 , 767 , 7798 , 2157 , 84997 , 24568 , 534999 , 716552 , 9399671 , 5438732 , 16731857 , 40409445 , 217118882 , 495267909 , 3941009522 , 8085090314
n×2
15885499892
n×3
23828249838
n×4
31770999784
n×5
39713749730
n÷2
3971374973
n÷3
2647583315.3333
n÷3
1985687486.5
n÷5
1588549989.2
n2
6.3087276704683E+19
n3
5.0108646363941E+29
n4
3.9800044820132E+39
n5
3.161218038459E+49
2 √n89122.106943227
3 √n1995.2177362576
4 √n298.53325935853
5 √n95.497978393662
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
-7942749945 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 7942749946 can be divided by 4 positive divisors.
The sum of these divisors (counting 7942749946) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011001011011001011111011111010
3
Ternary
202111112200111120221
4
Quaternary
13121123023323322
5
Quinary
112231320444241
6
Senary
3352052410254
8
Octal
73133137372
10
Decimal
7942749946
12
Duodecimal
165801698a
16
Hexadecimal
1d96cbefa
20
Vigesimal
64223eh6
36
Base36
3ncwp2y
md5
932397d9698b924e669287d2fc2bb391
sha1
623fad4958dcfa143434c947173d316d0cba2446
sha256
4ddd67a9d1464475828ca2895448318ddbec05a52a04a08a8495cb2131a60f8c
sha512
75cc14bc51a3860f24e0aac7114576b21e99b0799657cac088ce39b6e4d8ba07b5b4bbef10ab8cffe103ee5fe5001f52dc9e7a7098a645f298ea9e47e6b495fa
ripemd-160
a4bc6db25edcf2481d602ce2473abe4fb3b9965b
Diameter
15885499892
Circumference
49905769759.309
Area
1.9819452503042E+20
Volume
2.0989460706438E+30
Surface area
7.9277810012167E+20
Circumference
49905769759.309
Perimeter
31770999784
Area
6.3087276704683E+19
Diagonal
11232744696.171
Surface area
3.785236602281E+20
Volume
5.0108646363941E+29
Space diagonal
13757246458.287
Perimeter
23828249838
Area
2.7317592140917E+19
Altitude
6878623229.1435
Surface area
2.7317592140917E+19
Volume
5.9053606066702E+28
Height
3744248232.0571