28999745 (number)

28999745 is an odd 8-digits composite number following 28999744 and preceding 28999746. In scientific notation, it is written as 2.8999745 × 10^7. The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors. There are 22761856 positive integers (up to 28999745) that are relatively prime to 28999745.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred ninety-nine thousand seven hundred forty-five

Notation

Scientific notation 2.8999745 × 10^7
Engineering notation 2.8999745 × 10^6

Prime Factorization of 28999745

Prime Factorization 5 × 53 × 109433

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28999745
Product of the distinct prime numbers

The prime factorization of 28999745 is 5 × 53 × 109433. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28999745)

Multiplication

n×y
n×2 57999490
n×3 86999235
n×4 115998980
n×5 144998725

Division

n÷y
n÷2 14499872.5
n÷3 9666581.6666667
n÷3 7249936.25
n÷5 5799949

Exponentiation

ny
n2 840985210065025
n3 2.4388356640657E+22
n4 7.0725612354811E+29
n5 2.0510247232584E+37

Nth Root

y√n
2√n 5385.1411309268
3√n 307.23078205929
4√n 73.383520840355
5√n 31.079844397197

Divisors of 28999745

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28999744
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28999745 can be divided by 8 positive divisors. The sum of these divisors (counting 28999745) is 1, the average is 0.125.

Base conversion 28999745

Base System Value
2 Binary 1101110101000000001000001
3 Ternary 2000120100011122
4 Quaternary 1232220001001
5 Quinary 24410442440
6 Senary 2513322025
8 Octal 156500101
10 Decimal 28999745
12 Duodecimal 9866315
16 Hexadecimal 1ba8041
20 Vigesimal 914j75
36 Base36 h9kch

Cryptographic Hash Functions

md5 62a8dc60d87a141c6fe9fe5356e6fdfb
sha1 26d4b591d2ef7dff6eed4fadf9668811f1ef356f
sha256 e7109a1e75721b7bba209fbb86238336757173cf2550786926f059d88ba5760f
sha512 9bccb44a1256658796b64e0d6268783d4d178bfb81fbc1ad7dd327471bb85ff6319cddc6ff3dbe9a1bf1a33be8e3e99f973ab2b814335242d6eeae072b52d6a2
ripemd-160 684167164556016bccb5c346929f8fb27e57b0cd

28999745 as geometric shapes

Circle

Radius = n
Diameter 57999490
Circumference 182210771.69595
Area 2.642032957718E+15

Sphere

Radius = n
Volume 1.0215770940722E+23
Surface area 1.0568131830872E+16
Circumference 182210771.69595

Square

Length = n
Perimeter 115998980
Area 840985210065025
Diagonal 41011832.684361

Cube

Length = n
Surface area 5045911260390150
Volume 2.4388356640657E+22
Space diagonal 50229031.746542

Equilateral Triangle

Length = n
Perimeter 86999235
Area 3.6415727806165E+14
Altitude 25114515.873271

Triangular Pyramid

Length = n
Surface area 3.6415727806165E+14
Volume 2.8741953937674E+21
Height 13670610.894787