28442942 (number)

28442942 is an even 8-digits composite number following 28442941 and preceding 28442943. In scientific notation, it is written as 2.8442942 × 10^7. The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors. There are 12903000 positive integers (up to 28442942) that are relatively prime to 28442942.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred forty-two thousand nine hundred forty-two

Notation

Scientific notation 2.8442942 × 10^7
Engineering notation 2.8442942 × 10^6

Prime Factorization of 28442942

Prime Factorization 2 × 11 × 1871 × 691

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28442942
Product of the distinct prime numbers

The prime factorization of 28442942 is 2 × 11 × 1871 × 691. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 3, 14, 31, 949, 736, 8657, 4059, 65795, 4411, 399306, 1032, 9763065, 4605869, 78386654, 3537627, 216697344, 810842028, 2236653591, 9445514561

Basic calculations (n = 28442942)

Multiplication

n×y
n×2 56885884
n×3 85328826
n×4 113771768
n×5 142214710

Division

n÷y
n÷2 14221471
n÷3 9480980.6666667
n÷3 7110735.5
n÷5 5688588.4

Exponentiation

ny
n2 809000949615364
n3 2.3010367087855E+22
n4 6.5448253647856E+29
n5 1.8615408825073E+37

Nth Root

y√n
2√n 5333.1924773066
3√n 305.25175666057
4√n 73.028709952365
5√n 30.959568790838

Divisors of 28442942

1, 2, 11, 22, 691, 1382, 1871, 3742, 7601, 15202, 20581, 41162, 1292861, 2585722, 14221471, 28442942

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28442941
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28442942 can be divided by 16 positive divisors. The sum of these divisors (counting 28442942) is 1, the average is 0.0625.

Base conversion 28442942

Base System Value
2 Binary 1101100100000000100111110
3 Ternary 1222112001101022
4 Quaternary 1230200010332
5 Quinary 24240133232
6 Senary 2453344142
8 Octal 154400476
10 Decimal 28442942
12 Duodecimal 9638052
16 Hexadecimal 1b2013e
20 Vigesimal 8hf772
36 Base36 gxmpq

Cryptographic Hash Functions

md5 0bad37d7e750ba8be67f993149b9b9b9
sha1 d07e94146aa5fd19d23643ae8d261a4429f9c8a5
sha256 b3b0799871cb6d48ce47507b9e6a09b7f5c11abacd75953aa0147fd9279e783d
sha512 593eff06e7f86e65f7c863d0621e38b50ca992ccc12dc4c507812ce40a8ee1463418f8e0e4956d60729a0709f2fa1ed722a598468645a5e8b894136418b11d03
ripemd-160 335f9c3a06cbf2f7ddb6549330dfd0fbc3d974a5

28442942 as geometric shapes

Circle

Radius = n
Diameter 56885884
Circumference 178712275.26736
Area 2.5415514400588E+15

Sphere

Radius = n
Volume 9.6385600266145E+22
Surface area 1.0166205760235E+16
Circumference 178712275.26736

Square

Length = n
Perimeter 113771768
Area 809000949615364
Diagonal 40224394.330191

Cube

Length = n
Surface area 4854005697692184
Volume 2.3010367087855E+22
Space diagonal 49264620.660735

Equilateral Triangle

Length = n
Perimeter 85328826
Area 3.5030768702632E+14
Altitude 24632310.330367

Triangular Pyramid

Length = n
Surface area 3.5030768702632E+14
Volume 2.711797767569E+21
Height 13408131.443397