7942749839 (number)

7942749839 is an odd 10-digits composite number following 7942749838 and preceding 7942749840. In scientific notation, it is written as 7.942749839 × 10^9. The sum of its digits is 62. It has a total of 2 prime factors and 4 positive divisors. There are 7941948456 positive integers (up to 7942749839) that are relatively prime to 7942749839.

Interesting facts

Basic properties

Name

Name seven billion nine hundred forty-two million seven hundred forty-nine thousand eight hundred thirty-nine

Notation

Scientific notation 7.942749839 × 10^9
Engineering notation 7.942749839 × 10^9

Prime Factorization of 7942749839

Prime Factorization 10037 × 791347

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 7942749839
Product of the distinct prime numbers

The prime factorization of 7942749839 is 10037 × 791347. Since it has a total of 2 prime factors.

Most popular turbo-numbers

2, 5, 14, 76, 117, 732, 6323, 9188, 40312, 63258, 994895, 930822, 6527434, 3094466, 83538364, 40439078, 423466765, 491501277, 944956942, 3134543576

Basic calculations (n = 7942749839)

Multiplication

n×y
n×2 15885499678
n×3 23828249517
n×4 31770999356
n×5 39713749195

Division

n÷y
n÷2 3971374919.5
n÷3 2647583279.6667
n÷3 1985687459.75
n÷5 1588549967.8

Exponentiation

ny
n2 6.3087275004935E+19
n3 5.0108644338839E+29
n4 3.9800042675482E+39
n5 3.1612178255288E+49

Nth Root

y√n
2√n 89122.106342927
3√n 1995.2177272982
4√n 298.53325835311
5√n 95.497978136364

Divisors of 7942749839

1, 10037, 791347, 7942749839

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 -7942749838
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 7942749839 can be divided by 4 positive divisors. The sum of these divisors (counting 7942749839) is 1, the average is 0.25.

Base conversion 7942749839

Base System Value
2 Binary 111011001011011001011111010001111
3 Ternary 202111112200111102222
4 Quaternary 13121123023322033
5 Quinary 112231320443324
6 Senary 3352052405555
8 Octal 73133137217
10 Decimal 7942749839
12 Duodecimal 16580168bb
16 Hexadecimal 1d96cbe8f
20 Vigesimal 64223ebj
36 Base36 3ncwozz

Cryptographic Hash Functions

md5 54636d5c6ad43db25447cedfab70ad24
sha1 2bcf36cd728853d3b2954884d6ff8bd1124bc26f
sha256 f044bb3982f11861ed1f914c54b287d913baa19d83d8e5559f9bddfe56caddb2
sha512 9ffe1c5d4c0c97be41f0838f975abf0e6bd80374d5e5bbbd316c04f1b79fb24860fd0ebb6847c5e1cdb9080fe09183e100965c27ec3f6a7360f9e4ee86682573
ripemd-160 5f9d0f1f7c5cdd713b6b0c9533601cd52423753e

7942749839 as geometric shapes

Circle

Radius = n
Diameter 15885499678
Circumference 49905769087.008
Area 1.981945196905E+20

Sphere

Radius = n
Volume 2.0989459858165E+30
Surface area 7.9277807876201E+20
Circumference 49905769087.008

Square

Length = n
Perimeter 31770999356
Area 6.3087275004935E+19
Diagonal 11232744544.851

Cube

Length = n
Surface area 3.7852365002961E+20
Volume 5.0108644338839E+29
Space diagonal 13757246272.958

Equilateral Triangle

Length = n
Perimeter 23828249517
Area 2.7317591404904E+19
Altitude 6878623136.4788

Triangular Pyramid

Length = n
Surface area 2.7317591404904E+19
Volume 5.9053603680097E+28
Height 3744248181.6168