28931473 (number)

28931473 is an odd 8-digits composite number following 28931472 and preceding 28931474. In scientific notation, it is written as 2.8931473 × 10^7. The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors. There are 27933808 positive integers (up to 28931473) that are relatively prime to 28931473.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-one thousand four hundred seventy-three

Notation

Scientific notation 2.8931473 × 10^7
Engineering notation 2.8931473 × 10^6

Prime Factorization of 28931473

Prime Factorization 29 × 997637

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28931473
Product of the distinct prime numbers

The prime factorization of 28931473 is 29 × 997637. Since it has a total of 2 prime factors.

Most popular turbo-numbers

10, 3, 68, 33, 786, 361, 1500, 6917, 30424, 52529, 299694, 430679, 6718070, 6655290, 15968972, 37579322, 173286118, 75117688, 6568832939, 3462056984

Basic calculations (n = 28931473)

Multiplication

n×y
n×2 57862946
n×3 86794419
n×4 115725892
n×5 144657365

Division

n÷y
n÷2 14465736.5
n÷3 9643824.3333333
n÷3 7232868.25
n÷5 5786294.6

Exponentiation

ny
n2 837030129949729
n3 2.4216514604827E+22
n4 7.0061943844366E+29
n5 2.0269952366608E+37

Nth Root

y√n
2√n 5378.7984717779
3√n 306.98949555035
4√n 73.340292280423
5√n 31.065196791695

Divisors of 28931473

1, 29, 997637, 28931473

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 -28931472
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 28931473 can be divided by 4 positive divisors. The sum of these divisors (counting 28931473) is 1, the average is 0.25.

Base conversion 28931473

Base System Value
2 Binary 1101110010111010110010001
3 Ternary 2000102212112001
4 Quaternary 1232113112101
5 Quinary 24401301343
6 Senary 2512034001
8 Octal 156272621
10 Decimal 28931473
12 Duodecimal 9832901
16 Hexadecimal 1b97591
20 Vigesimal 90g8dd
36 Base36 h83o1

Cryptographic Hash Functions

md5 96af88cff0f09d61ea7bbe1b353333f9
sha1 d0cd489a72ac0bf062c419e655afce160f10cbf3
sha256 cc055fa6f16555f172954af68114dfc5c0dd4552c08cee4eb7cbf05c2d8199e2
sha512 806a4bae4340626ca8c2298b27d71d49119cd209dcdebbb20e05432be38b6bbfc72884bdbb40a3f586cb570283b9ca23ee3e62932d8765af9234fbc230e83d6b
ripemd-160 9974cf1dc294730566e9b43bd170a58c88e23957

28931473 as geometric shapes

Circle

Radius = n
Diameter 57862946
Circumference 181781806.06866
Area 2.6296077070834E+15

Sphere

Radius = n
Volume 1.0143789917077E+23
Surface area 1.0518430828334E+16
Circumference 181781806.06866

Square

Length = n
Perimeter 115725892
Area 837030129949729
Diagonal 40915281.496031

Cube

Length = n
Surface area 5022180779698374
Volume 2.4216514604827E+22
Space diagonal 50110781.173807

Equilateral Triangle

Length = n
Perimeter 86794419
Area 3.6244467813473E+14
Altitude 25055390.586904

Triangular Pyramid

Length = n
Surface area 3.6244467813473E+14
Volume 2.8539436156294E+21
Height 13638427.165344