28984889 (number)

28984889 is an odd 8-digits composite number following 28984888 and preceding 28984890. In scientific notation, it is written as 2.8984889 × 10^7. The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors. There are 28891380 positive integers (up to 28984889) that are relatively prime to 28984889.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred eighty-four thousand eight hundred eighty-nine

Notation

Scientific notation 2.8984889 × 10^7
Engineering notation 2.8984889 × 10^6

Prime Factorization of 28984889

Prime Factorization 311 × 93199

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28984889
Product of the distinct prime numbers

The prime factorization of 28984889 is 311 × 93199. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28984889)

Multiplication

n×y
n×2 57969778
n×3 86954667
n×4 115939556
n×5 144924445

Division

n÷y
n÷2 14492444.5
n÷3 9661629.6666667
n÷3 7246222.25
n÷5 5796977.8

Exponentiation

ny
n2 840123790342321
n3 2.4350894809331E+22
n4 7.0580798309915E+29
n5 2.0457766045443E+37

Nth Root

y√n
2√n 5383.7616031916
3√n 307.1783103323
4√n 73.374120800127
5√n 31.076659425675

Divisors of 28984889

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 -28984888
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 28984889 can be divided by 4 positive divisors. The sum of these divisors (counting 28984889) is 1, the average is 0.25.

Base conversion 28984889

Base System Value
2 Binary 1101110100100011000111001
3 Ternary 2000112120210102
4 Quaternary 1232210120321
5 Quinary 24410004024
6 Senary 2513125145
8 Octal 156443071
10 Decimal 28984889
12 Duodecimal 98597b5
16 Hexadecimal 1ba4639
20 Vigesimal 913249
36 Base36 h98vt

Cryptographic Hash Functions

md5 a272c1d31757a8c4430f3180d990cfe7
sha1 3b662110947de1ec40330fc071f4a6592df280b5
sha256 9c017d8f83031d3f7b4cbb8e9d27ef21d90bff6f67cd2b03ab346412bdef96f1
sha512 b114e240af275bac225a22b148bc182ba4230a0808b97889b110cab2b3f350c4155e007c1abff208c5f8f7ed22427bc35780b8ad155c3906f0d5b14f34f18947
ripemd-160 5e9d5179b6f4cabfd59da75df98166236e8a8f8d

28984889 as geometric shapes

Circle

Radius = n
Diameter 57969778
Circumference 182117428.69503
Area 2.6393267278454E+15

Sphere

Radius = n
Volume 1.0200078965511E+23
Surface area 1.0557306911382E+16
Circumference 182117428.69503

Square

Length = n
Perimeter 115939556
Area 840123790342321
Diagonal 40990823.127679

Cube

Length = n
Surface area 5040742742053926
Volume 2.4350894809331E+22
Space diagonal 50203300.399744

Equilateral Triangle

Length = n
Perimeter 86954667
Area 3.6378427238006E+14
Altitude 25101650.199872

Triangular Pyramid

Length = n
Surface area 3.6378427238006E+14
Volume 2.8697804746064E+21
Height 13663607.709226