7942749945 (number)

7942749945 is an odd 10-digits composite number following 7942749944 and preceding 7942749946. In scientific notation, it is written as 7.942749945 × 10^9. The sum of its digits is 60. It has a total of 6 prime factors and 64 positive divisors. There are 3594608640 positive integers (up to 7942749945) that are relatively prime to 7942749945.

Interesting facts

Basic properties

Name

Name seven billion nine hundred forty-two million seven hundred forty-nine thousand nine hundred forty-five

Notation

Scientific notation 7.942749945 × 10^9
Engineering notation 7.942749945 × 10^9

Prime Factorization of 7942749945

Prime Factorization 3 × 17 × 5 × 13 × 43 × 55721

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 7942749945
Product of the distinct prime numbers

The prime factorization of 7942749945 is 3 × 17 × 5 × 13 × 43 × 55721. Since it has a total of 6 prime factors.

Most popular turbo-numbers

5, 9, 38, 45, 678, 5, 1149, 6242, 36628, 45129, 767903, 676926, 6279204, 2516140, 68995128, 92220363, 698071876, 710455276, 1601324597, 2466767575

Basic calculations (n = 7942749945)

Multiplication

n×y
n×2 15885499890
n×3 23828249835
n×4 31770999780
n×5 39713749725

Division

n÷y
n÷2 3971374972.5
n÷3 2647583315
n÷3 1985687486.25
n÷5 1588549989

Exponentiation

ny
n2 6.3087276688797E+19
n3 5.0108646345015E+29
n4 3.9800044800089E+39
n5 3.161218036469E+49

Nth Root

y√n
2√n 89122.106937617
3√n 1995.2177361739
4√n 298.53325934913
5√n 95.497978391258

Divisors of 7942749945

1, 3, 5, 13, 15, 17, 39, 43, 51, 65, 85, 129, 195, 215, 221, 255, 559, 645, 663, 731, 1105, 1677, 2193, 2795, 3315, 3655, 8385, 9503, 10965, 28509, 47515, 55721, 142545, 167163, 278605, 724373, 835815, 947257, 2173119, 2396003, 2841771, 3621865, 4736285, 7188009, 10865595, 11980015, 12314341, 14208855, 31148039, 35940045, 36943023, 40732051, 61571705, 93444117, 122196153, 155740195, 184715115, 203660255, 467220585, 529516663, 610980765, 1588549989, 2647583315, 7942749945

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -7942749944
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 7942749945 can be divided by 64 positive divisors. The sum of these divisors (counting 7942749945) is 1, the average is 0.015625.

Base conversion 7942749945

Base System Value
2 Binary 111011001011011001011111011111001
3 Ternary 202111112200111120220
4 Quaternary 13121123023323321
5 Quinary 112231320444240
6 Senary 3352052410253
8 Octal 73133137371
10 Decimal 7942749945
12 Duodecimal 1658016989
16 Hexadecimal 1d96cbef9
20 Vigesimal 64223eh5
36 Base36 3ncwp2x

Cryptographic Hash Functions

md5 f2c82fe08892e6b0d3e80954547ff343
sha1 41abd4bd8aaac6f3cfd5159a413ab32046d2be07
sha256 4c11d7bbb1b4cd8c3a627cf7f21997585b2eda15145d49eada92adad377b186f
sha512 81c7230091097a2b20bc08a63f97715d5d9ac6698b0030cfe6553f0256e9395bf706ad6395df0c36e98d31009f8ec39562791645b271778b0aa122544c063cfc
ripemd-160 5e3703455938c68c57e8cc0da30f617db53860cb

7942749945 as geometric shapes

Circle

Radius = n
Diameter 15885499890
Circumference 49905769753.025
Area 1.9819452498051E+20

Sphere

Radius = n
Volume 2.098946069851E+30
Surface area 7.9277809992205E+20
Circumference 49905769753.025

Square

Length = n
Perimeter 31770999780
Area 6.3087276688797E+19
Diagonal 11232744694.757

Cube

Length = n
Surface area 3.7852366013278E+20
Volume 5.0108646345015E+29
Space diagonal 13757246456.555

Equilateral Triangle

Length = n
Perimeter 23828249835
Area 2.7317592134038E+19
Altitude 6878623228.2775

Triangular Pyramid

Length = n
Surface area 2.7317592134038E+19
Volume 5.9053606044397E+28
Height 3744248231.5857