28872743 (number)

28872743 is an odd 8-digits composite number following 28872742 and preceding 28872744. In scientific notation, it is written as 2.8872743 × 10^7. The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors. There are 28617120 positive integers (up to 28872743) that are relatively prime to 28872743.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred seventy-two thousand seven hundred forty-three

Notation

Scientific notation 2.8872743 × 10^7
Engineering notation 2.8872743 × 10^6

Prime Factorization of 28872743

Prime Factorization 113 × 255511

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28872743
Product of the distinct prime numbers

The prime factorization of 28872743 is 113 × 255511. Since it has a total of 2 prime factors.

Most popular turbo-numbers

5, 4, 52, 68, 95, 329, 1854, 3255, 39957, 17374, 261506, 644526, 2017909, 1821920, 43596971, 80514765, 44412110, 216487929, 9700073512, 9631273135

Basic calculations (n = 28872743)

Multiplication

n×y
n×2 57745486
n×3 86618229
n×4 115490972
n×5 144363715

Division

n÷y
n÷2 14436371.5
n÷3 9624247.6666667
n÷3 7218185.75
n÷5 5774548.6

Exponentiation

ny
n2 833635288344049
n3 2.4069337436089E+22
n4 6.9494779397247E+29
n5 2.0065049053784E+37

Nth Root

y√n
2√n 5373.3363006609
3√n 306.78162842213
4√n 73.303044279627
5√n 31.05257425946

Divisors of 28872743

1, 113, 255511, 28872743

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 -28872742
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 28872743 can be divided by 4 positive divisors. The sum of these divisors (counting 28872743) is 1, the average is 0.25.

Base conversion 28872743

Base System Value
2 Binary 1101110001001000000100111
3 Ternary 2000022212221212
4 Quaternary 1232021000213
5 Quinary 24342411433
6 Senary 2510502035
8 Octal 156110047
10 Decimal 28872743
12 Duodecimal 980491b
16 Hexadecimal 1b89027
20 Vigesimal 9091h3
36 Base36 h6ucn

Cryptographic Hash Functions

md5 5c07c10bce2e21f8ff9364e59a102dd6
sha1 025066f6b66e1461d258cc54a4f9c83749c8eb50
sha256 077ea19e15ef91c3dc0d26d2e8cc924aaad70e656c7e41fc2113d627a141c162
sha512 07b09a2469741c853a1a4140422e94224e1c967264b99e4267fc3d7c392b9ccc7ac254a4596a68a3f04591121a603afab11bf794d6dfef4bc78377af198e96b2
ripemd-160 4c29f798e648849c84110d078a59635c6e9d8718

28872743 as geometric shapes

Circle

Radius = n
Diameter 57745486
Circumference 181412794.59557
Area 2.6189424976349E+15

Sphere

Radius = n
Volume 1.0082140488799E+23
Surface area 1.0475769990539E+16
Circumference 181412794.59557

Square

Length = n
Perimeter 115490972
Area 833635288344049
Diagonal 40832224.733513

Cube

Length = n
Surface area 5001811730064294
Volume 2.4069337436089E+22
Space diagonal 50009057.829879

Equilateral Triangle

Length = n
Perimeter 86618229
Area 3.6097466859856E+14
Altitude 25004528.914939

Triangular Pyramid

Length = n
Surface area 3.6097466859856E+14
Volume 2.8365986199542E+21
Height 13610741.577838