28777729 (number)

28777729 is an odd 8-digits composite number following 28777728 and preceding 28777730. In scientific notation, it is written as 2.8777729 × 10^7. The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors. There are 28766980 positive integers (up to 28777729) that are relatively prime to 28777729.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8777729 × 10^7
Engineering notation 2.8777729 × 10^6

Prime Factorization of 28777729

Prime Factorization 5711 × 5039

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28777729
Product of the distinct prime numbers

The prime factorization of 28777729 is 5711 × 5039. Since it has a total of 2 prime factors.

Most popular turbo-numbers

4, 2, 57, 11, 731, 334, 9348, 5657, 84461, 48571, 148088, 177060, 4792757, 8943403, 21868873, 99492412, 910437189, 278121745, 8526094998, 2706877869

Basic calculations (n = 28777729)

Multiplication

n×y
n×2 57555458
n×3 86333187
n×4 115110916
n×5 143888645

Division

n÷y
n÷2 14388864.5
n÷3 9592576.3333333
n÷3 7194432.25
n÷5 5755545.8

Exponentiation

ny
n2 828157686397441
n3 2.3832497468413E+22
n4 6.8584515353916E+29
n5 1.9737065964513E+37

Nth Root

y√n
2√n 5364.4877667863
3√n 306.44474111288
4√n 73.242663569714
5√n 31.032109832727

Divisors of 28777729

1, 5039, 5711, 28777729

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 -28777728
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 28777729 can be divided by 4 positive divisors. The sum of these divisors (counting 28777729) is 1, the average is 0.25.

Base conversion 28777729

Base System Value
2 Binary 1101101110001110100000001
3 Ternary 2000011001121211
4 Quaternary 1231301310001
5 Quinary 24331341404
6 Senary 2504450121
8 Octal 155616401
10 Decimal 28777729
12 Duodecimal 9779941
16 Hexadecimal 1b71d01
20 Vigesimal 8jh469
36 Base36 h4t1d

Cryptographic Hash Functions

md5 75ee0683c1e26957f5ba0960a8e4ffd7
sha1 c19a05ecceba17fcb292bc52e64cf709ce8a62f5
sha256 2979dad4299175da146f2a4a97881690f5f7d79e2efe4c338df72bc06a3f2c39
sha512 42caa551a27d80652edaa0a476ad57bbe9b71dd46c4c2eea5bbdcabe3a40ed5fbce3d6ebfcb29be2eb27ef394cbae1af62afccf53d36e3e2ce8d84d9000b626d
ripemd-160 29868c4c70f0886e90c6951ee5f38bed774479a5

28777729 as geometric shapes

Circle

Radius = n
Diameter 57555458
Circumference 180815804.0268
Area 2.6017341036001E+15

Sphere

Radius = n
Volume 9.9829331951283E+22
Surface area 1.04069364144E+16
Circumference 180815804.0268

Square

Length = n
Perimeter 115110916
Area 828157686397441
Diagonal 40697854.646098

Cube

Length = n
Surface area 4968946118384646
Volume 2.3832497468413E+22
Space diagonal 49844488.754448

Equilateral Triangle

Length = n
Perimeter 86333187
Area 3.5860279737977E+14
Altitude 24922244.377224

Triangular Pyramid

Length = n
Surface area 3.5860279737977E+14
Volume 2.8086867620876E+21
Height 13565951.548699