28707941 (number)

28707941 is an odd 8-digits composite number following 28707940 and preceding 28707942. In scientific notation, it is written as 2.8707941 × 10^7. The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors. There are 27717984 positive integers (up to 28707941) that are relatively prime to 28707941.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred seven thousand nine hundred forty-one

Notation

Scientific notation 2.8707941 × 10^7
Engineering notation 2.8707941 × 10^6

Prime Factorization of 28707941

Prime Factorization 29 × 989929

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28707941
Product of the distinct prime numbers

The prime factorization of 28707941 is 29 × 989929. Since it has a total of 2 prime factors.

Most popular turbo-numbers

7, 5, 53, 21, 188, 45, 1864, 236, 12852, 10277, 279118, 232253, 2901841, 8208542, 57968197, 88930880, 733976773, 110419917, 3757388860, 5071217324

Basic calculations (n = 28707941)

Multiplication

n×y
n×2 57415882
n×3 86123823
n×4 114831764
n×5 143539705

Division

n÷y
n÷2 14353970.5
n÷3 9569313.6666667
n÷3 7176985.25
n÷5 5741588.2

Exponentiation

ny
n2 824145876459481
n3 2.3659531196792E+22
n4 6.7921642568517E+29
n5 1.9498905074801E+37

Nth Root

y√n
2√n 5357.9791899559
3√n 306.19682397565
4√n 73.198218488949
5√n 31.0170442054

Divisors of 28707941

1, 29, 989929, 28707941

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 -28707940
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 28707941 can be divided by 4 positive divisors. The sum of these divisors (counting 28707941) is 1, the average is 0.25.

Base conversion 28707941

Base System Value
2 Binary 1101101100000110001100101
3 Ternary 2000000111220002
4 Quaternary 1231200301211
5 Quinary 24322123231
6 Senary 2503151045
8 Octal 155406145
10 Decimal 28707941
12 Duodecimal 9745485
16 Hexadecimal 1b60c65
20 Vigesimal 8j89h1
36 Base36 h3b6t

Cryptographic Hash Functions

md5 dc3f1c39e5929d5a9f3537fe7172332d
sha1 442521253dd4f8d9e854bca5d10625bf9e64f583
sha256 86466ba4eb2792994fe77bf21faa24a67ef67b818ec94ccfbb4d86386bb4a79d
sha512 cf8d65d4ede96cb1b4719209a68d07abf605b1696d6b186db8e51157bc2a4d6e460656110040d29122b357b718923fa4754e34cbf9dca5ba3cff8616f511e569
ripemd-160 28e66ae3051286b24a9d0385861e494fffabd172

28707941 as geometric shapes

Circle

Radius = n
Diameter 57415882
Circumference 180377313.09058
Area 2.5891306309714E+15

Sphere

Radius = n
Volume 9.9104812526961E+22
Surface area 1.0356522523886E+16
Circumference 180377313.09058

Square

Length = n
Perimeter 114831764
Area 824145876459481
Diagonal 40599159.510007

Cube

Length = n
Surface area 4944875258756886
Volume 2.3659531196792E+22
Space diagonal 49723612.39269

Equilateral Triangle

Length = n
Perimeter 86123823
Area 3.5686563271905E+14
Altitude 24861806.196345

Triangular Pyramid

Length = n
Surface area 3.5686563271905E+14
Volume 2.7883024914911E+21
Height 13533053.170002