7942720 (number)

7942720 is an even 7-digits composite number following 7942719 and preceding 7942721. In scientific notation, it is written as 7.942720 × 10^6. The sum of its digits is 31. It has a total of 8 prime factors and 28 positive divisors. There are 3176960 positive integers (up to 7942720) that are relatively prime to 7942720.

Interesting facts

Basic properties

Name

Name seven million nine hundred forty-two thousand seven hundred twenty

Notation

Scientific notation 7.942720 × 10^6
Engineering notation 7.942720 × 10^6

Prime Factorization of 7942720

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 5 × 24821

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 248210
Product of the distinct prime numbers

The prime factorization of 7942720 is 2 × 2 × 2 × 2 × 2 × 2 × 5 × 24821. Since it has a total of 8 prime factors.

Most popular turbo-numbers

1, 1, 10, 75, 12, 237, 224, 888, 43376, 41107, 616053, 760739, 5917088, 7476302, 85335878, 46168411, 953616866, 913858417, 9316424043, 3474030002

Basic calculations (n = 7942720)

Multiplication

n×y
n×2 15885440
n×3 23828160
n×4 31770880
n×5 39713600

Division

n÷y
n÷2 3971360
n÷3 2647573.3333333
n÷3 1985680
n÷5 1588544

Exponentiation

ny
n2 63086800998400
n3 5.0108079602601E+20
n4 3.9799444602117E+27
n5 3.1611584463013E+34

Nth Root

y√n
2√n 2818.2831653331
3√n 199.52152287774
4√n 53.087504794755
5√n 23.987989528272

Divisors of 7942720

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 24821, 49642, 99284, 124105, 198568, 248210, 397136, 496420, 794272, 992840, 1588544, 1985680, 3971360, 7942720

28 divisors

τ Total Divisors 28
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -7942719
Sum of the proper positive divisors of n
A Arithmetic Mean 0.035714285714286
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 28
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 7942720 can be divided by 28 positive divisors. The sum of these divisors (counting 7942720) is 1, the average is 0.035714285714286.

Base conversion 7942720

Base System Value
2 Binary 11110010011001001000000
3 Ternary 112221112100211
4 Quaternary 132103021000
5 Quinary 4013131340
6 Senary 442123504
8 Octal 36231100
10 Decimal 7942720
12 Duodecimal 27b0594
16 Hexadecimal 793240
20 Vigesimal 29cgg0
36 Base36 4q8n4

Cryptographic Hash Functions

md5 9abf6f82539e6a20fe38bdeb4c7b0cd9
sha1 72e844225c62ebff89f3d25aca884edc8f1801ad
sha256 bdc2962585493a17e2dcf7af0659d1ba75b7a3d1ece93336e60cacc2ce3af2cb
sha512 471e53a62a342929011d59c3afb1b986ef91948911b9dff9e1f29be0e18938c1ed776fd865e246794231d44b539c40600298e59378569707e524a507b8ae3474
ripemd-160 e5701f595b1aa83ba8360440bb6561c285ff24a1

7942720 as geometric shapes

Circle

Radius = n
Diameter 15885440
Circumference 49905581.603041
Area 1.9819303055505E+14

Sphere

Radius = n
Volume 2.0989223302003E+21
Surface area 7.9277212222022E+14
Circumference 49905581.603041

Square

Length = n
Perimeter 31770880
Area 63086800998400
Diagonal 11232702.346132

Cube

Length = n
Surface area 378520805990400
Volume 5.0108079602601E+20
Space diagonal 13757194.590293

Equilateral Triangle

Length = n
Perimeter 23828160
Area 27317386154054
Altitude 6878597.2951467

Triangular Pyramid

Length = n
Surface area 27317386154054
Volume 5.9052938132058E+19
Height 3744234.1153773