28779724 (number)

28779724 is an even 8-digits composite number following 28779723 and preceding 28779725. In scientific notation, it is written as 2.8779724 × 10^7. The sum of its digits is 46. It has a total of 5 prime factors and 24 positive divisors. There are 14152320 positive integers (up to 28779724) that are relatively prime to 28779724.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred seventy-nine thousand seven hundred twenty-four

Notation

Scientific notation 2.8779724 × 10^7
Engineering notation 2.8779724 × 10^6

Prime Factorization of 28779724

Prime Factorization 2 × 2 × 127 × 313 × 181

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14389862
Product of the distinct prime numbers

The prime factorization of 28779724 is 2 × 2 × 127 × 313 × 181. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 4, 83, 36, 865, 844, 8305, 5237, 16836, 21983, 739403, 801650, 8340588, 4171650, 51807786, 29609781, 74758718, 475206713, 7988259959, 1923480123

Basic calculations (n = 28779724)

Multiplication

n×y
n×2 57559448
n×3 86339172
n×4 115118896
n×5 143898620

Division

n÷y
n÷2 14389862
n÷3 9593241.3333333
n÷3 7194931
n÷5 5755944.8

Exponentiation

ny
n2 828272513516176
n3 2.3837454335782E+22
n4 6.860353566464E+29
n5 1.9743908218525E+37

Nth Root

y√n
2√n 5364.6737086239
3√n 306.45182231946
4√n 73.243932913408
5√n 31.032540077535

Divisors of 28779724

1, 2, 4, 127, 181, 254, 313, 362, 508, 626, 724, 1252, 22987, 39751, 45974, 56653, 79502, 91948, 113306, 159004, 226612, 7194931, 14389862, 28779724

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28779723
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28779724 can be divided by 24 positive divisors. The sum of these divisors (counting 28779724) is 1, the average is 0.041666666666667.

Base conversion 28779724

Base System Value
2 Binary 1101101110010010011001100
3 Ternary 2000011011100201
4 Quaternary 1231302103030
5 Quinary 24331422344
6 Senary 2504503244
8 Octal 155622314
10 Decimal 28779724
12 Duodecimal 977ab24
16 Hexadecimal 1b724cc
20 Vigesimal 8jh964
36 Base36 h4uks

Cryptographic Hash Functions

md5 9452abf5b033af3fe0b2e9e34f324fd6
sha1 f081b0e0741c0a04ede3deea8008be4822c4cf0d
sha256 8a2e5eae0bf6dbdf6a963460ef2384fc55c9924903a5135df465778e5df5c5fc
sha512 0e339b25f2bbb3a52530df9664719c84213ff139c176510a6afb9b07e10dac5f341c0c3e60116563a4d5134a8ae5a9f7c71079f630dd2dd6f97457b9fb17368b
ripemd-160 ea268e3372e944297fb500eed16b7af8b0172446

28779724 as geometric shapes

Circle

Radius = n
Diameter 57559448
Circumference 180828338.98148
Area 2.6020948436328E+15

Sphere

Radius = n
Volume 9.9850095228766E+22
Surface area 1.0408379374531E+16
Circumference 180828338.98148

Square

Length = n
Perimeter 115118896
Area 828272513516176
Diagonal 40700676.002154

Cube

Length = n
Surface area 4969635081097056
Volume 2.3837454335782E+22
Space diagonal 49847944.195809

Equilateral Triangle

Length = n
Perimeter 86339172
Area 3.586525189807E+14
Altitude 24923972.097905

Triangular Pyramid

Length = n
Surface area 3.586525189807E+14
Volume 2.8092709345093E+21
Height 13566892.000718