28339991 (number)

28339991 is an odd 8-digits composite number following 28339990 and preceding 28339992. In scientific notation, it is written as 2.8339991 × 10^7. The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors. There are 28281312 positive integers (up to 28339991) that are relatively prime to 28339991.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred thirty-nine thousand nine hundred ninety-one

Notation

Scientific notation 2.8339991 × 10^7
Engineering notation 2.8339991 × 10^6

Prime Factorization of 28339991

Prime Factorization 487 × 58193

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28339991
Product of the distinct prime numbers

The prime factorization of 28339991 is 487 × 58193. Since it has a total of 2 prime factors.

Most popular turbo-numbers

10, 10, 24, 10, 500, 773, 1832, 7737, 65129, 80743, 19728, 860418, 9808367, 7335163, 75934295, 16277010, 563721257, 568536255, 5735669401, 183222057

Basic calculations (n = 28339991)

Multiplication

n×y
n×2 56679982
n×3 85019973
n×4 113359964
n×5 141699955

Division

n÷y
n÷2 14169995.5
n÷3 9446663.6666667
n÷3 7084997.75
n÷5 5667998.2

Exponentiation

ny
n2 803155089880081
n3 2.2761408018806E+22
n4 6.4505809840028E+29
n5 1.8280940703141E+37

Nth Root

y√n
2√n 5323.531816379
3√n 304.88301883077
4√n 72.962537074714
5√n 30.93712425403

Divisors of 28339991

1, 487, 58193, 28339991

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 -28339990
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 28339991 can be divided by 4 positive divisors. The sum of these divisors (counting 28339991) is 1, the average is 0.25.

Base conversion 28339991

Base System Value
2 Binary 1101100000110111100010111
3 Ternary 1222022211011022
4 Quaternary 1230012330113
5 Quinary 24223334431
6 Senary 2451231355
8 Octal 154067427
10 Decimal 28339991
12 Duodecimal 95a855b
16 Hexadecimal 1b06f17
20 Vigesimal 8h29jb
36 Base36 gvf9z

Cryptographic Hash Functions

md5 23f87da77bf4adc2e887d4442769a46f
sha1 0807ba15db2c9869c951dc13b89c839030a06f21
sha256 661bc4c6f1f1088ed99cc735353d99cdcc3aea2f66b7102d696ad85e5136f4e8
sha512 564b003032a26da2244d42bbc95f9c3a501e20df5a263ec3aa508c4b32e2786c92b2498653c48bc7c684d00e2ef4b0a32fb703cf8118a5f38364eb37bc0898c5
ripemd-160 933fc261c22cde803ed7351746994db105a6a23a

28339991 as geometric shapes

Circle

Radius = n
Diameter 56679982
Circumference 178065415.0568
Area 2.5231861300605E+15

Sphere

Radius = n
Volume 9.534276295632E+22
Surface area 1.0092744520242E+16
Circumference 178065415.0568

Square

Length = n
Perimeter 113359964
Area 803155089880081
Diagonal 40078799.629731

Cube

Length = n
Surface area 4818930539280486
Volume 2.2761408018806E+22
Space diagonal 49086304.298045

Equilateral Triangle

Length = n
Perimeter 85019973
Area 3.4777635550746E+14
Altitude 24543152.149022

Triangular Pyramid

Length = n
Surface area 3.4777635550746E+14
Volume 2.6824576599086E+21
Height 13359599.876577