28779969 (number)

28779969 is an odd 8-digits composite number following 28779968 and preceding 28779970. In scientific notation, it is written as 2.8779969 × 10^7. The sum of its digits is 57. It has a total of 4 prime factors and 16 positive divisors. There are 17854848 positive integers (up to 28779969) that are relatively prime to 28779969.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8779969 × 10^7
Engineering notation 2.8779969 × 10^6

Prime Factorization of 28779969

Prime Factorization 3 × 23 × 37 × 11273

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28779969
Product of the distinct prime numbers

The prime factorization of 28779969 is 3 × 23 × 37 × 11273. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 3, 25, 81, 428, 210, 7097, 833, 16419, 94529, 627442, 6832, 1812930, 2377988, 21245060, 25695536, 571829224, 930057069, 97986583, 8234906229

Basic calculations (n = 28779969)

Multiplication

n×y
n×2 57559938
n×3 86339907
n×4 115119876
n×5 143899845

Division

n÷y
n÷2 14389984.5
n÷3 9593323
n÷3 7194992.25
n÷5 5755993.8

Exponentiation

ny
n2 828286615640961
n3 2.3838063121262E+22
n4 6.8605871764996E+29
n5 1.9744748626146E+37

Nth Root

y√n
2√n 5364.696543142
3√n 306.45269191876
4√n 73.244088793172
5√n 31.032592912972

Divisors of 28779969

1, 3, 23, 37, 69, 111, 851, 2553, 11273, 33819, 259279, 417101, 777837, 1251303, 9593323, 28779969

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28779968
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28779969 can be divided by 16 positive divisors. The sum of these divisors (counting 28779969) is 1, the average is 0.0625.

Base conversion 28779969

Base System Value
2 Binary 1101101110010010111000001
3 Ternary 2000011011200210
4 Quaternary 1231302113001
5 Quinary 24331424334
6 Senary 2504504333
8 Octal 155622701
10 Decimal 28779969
12 Duodecimal 977b0a9
16 Hexadecimal 1b725c1
20 Vigesimal 8jh9i9
36 Base36 h4url

Cryptographic Hash Functions

md5 6e9957bf9f962e38706b614dbf2d3cbc
sha1 e09934db14766d3187f94921932eb0b394391b3d
sha256 062d55fb1ad1038e017fd7b6019ce59c0b78007c0cb0613f662c132216b614c6
sha512 25d73a162804a94f88d4861c551974de3152967cd82f08467f62deaa9fcd0a7422bafdf4ceba683986a46134b2aecc08d44ac5af12caf6c697ff3a1df68b1067
ripemd-160 2953943a22a48dd8ceea40cf20b94563317f238d

28779969 as geometric shapes

Circle

Radius = n
Diameter 57559938
Circumference 180829878.36188
Area 2.6021391467644E+15

Sphere

Radius = n
Volume 9.9852645303421E+22
Surface area 1.0408556587058E+16
Circumference 180829878.36188

Square

Length = n
Perimeter 115119876
Area 828286615640961
Diagonal 40701022.484477

Cube

Length = n
Surface area 4969719693845766
Volume 2.3838063121262E+22
Space diagonal 49848368.548257

Equilateral Triangle

Length = n
Perimeter 86339907
Area 3.5865862537985E+14
Altitude 24924184.274129

Triangular Pyramid

Length = n
Surface area 3.5865862537985E+14
Volume 2.8093426805662E+21
Height 13567007.494826