28939977 (number)

28939977 is an odd 8-digits composite number following 28939976 and preceding 28939978. In scientific notation, it is written as 2.8939977 × 10^7. The sum of its digits is 54. It has a total of 2 prime factors and 4 positive divisors. There are 17539200 positive integers (up to 28939977) that are relatively prime to 28939977.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8939977 × 10^7
Engineering notation 2.8939977 × 10^6

Prime Factorization of 28939977

Prime Factorization 297 × 97441

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28939977
Product of the distinct prime numbers

The prime factorization of 28939977 is 297 × 97441. Since it has a total of 2 prime factors.

Most popular turbo-numbers

8, 3, 40, 67, 170, 231, 3826, 9115, 63380, 89037, 356937, 832439, 1858693, 105013, 68141605, 20563206, 488878890, 319829231, 8417545215, 6640963127

Basic calculations (n = 28939977)

Multiplication

n×y
n×2 57879954
n×3 86819931
n×4 115759908
n×5 144699885

Division

n÷y
n÷2 14469988.5
n÷3 9646659
n÷3 7234994.25
n÷5 5787995.4

Exponentiation

ny
n2 837522268760529
n3 2.4237875194918E+22
n4 7.0144355066978E+29
n5 2.0299760223182E+37

Nth Root

y√n
2√n 5379.5889248157
3√n 307.01957102012
4√n 73.3456810236
5√n 31.06702281264

Divisors of 28939977

1, 297, 97441, 28939977

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 -28939976
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 28939977 can be divided by 4 positive divisors. The sum of these divisors (counting 28939977) is 1, the average is 0.25.

Base conversion 28939977

Base System Value
2 Binary 1101110011001011011001001
3 Ternary 2000110022012000
4 Quaternary 1232121123021
5 Quinary 24402034402
6 Senary 2512141213
8 Octal 156313311
10 Decimal 28939977
12 Duodecimal 9837809
16 Hexadecimal 1b996c9
20 Vigesimal 90h9ih
36 Base36 h8a89

Cryptographic Hash Functions

md5 acfec53efd98690d03908eff9a9c0b7b
sha1 08f5925102988b937cf76fb411c53a05607239bf
sha256 9f8d7e85d1e868deef2310df7d867ae85f34b304c481a6b734a5549bb2478ef8
sha512 d5667b2845c2d2d025203274b5eac6e19fcea358de280b47e208ed28b8f3243a690bfd37173fe7bab264a405deaa6b9eb24be321c76847896369392534e3b468
ripemd-160 0b5deb6689cb25a130eb07abbf99af69f526577d

28939977 as geometric shapes

Circle

Radius = n
Diameter 57879954
Circumference 181835238.27652
Area 2.6311538067559E+15

Sphere

Radius = n
Volume 1.0152737420131E+23
Surface area 1.0524615227024E+16
Circumference 181835238.27652

Square

Length = n
Perimeter 115759908
Area 837522268760529
Diagonal 40927307.968165

Cube

Length = n
Surface area 5025133612563174
Volume 2.4237875194918E+22
Space diagonal 50125510.533875

Equilateral Triangle

Length = n
Perimeter 86819931
Area 3.626577804909E+14
Altitude 25062755.266937

Triangular Pyramid

Length = n
Surface area 3.626577804909E+14
Volume 2.8564609853132E+21
Height 13642435.989388