28987527 (number)

28987527 is an odd 8-digits composite number following 28987526 and preceding 28987528. In scientific notation, it is written as 2.8987527 × 10^7. The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors. There are 19325016 positive integers (up to 28987527) that are relatively prime to 28987527.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred eighty-seven thousand five hundred twenty-seven

Notation

Scientific notation 2.8987527 × 10^7
Engineering notation 2.8987527 × 10^6

Prime Factorization of 28987527

Prime Factorization 3 × 9662509

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28987527
Product of the distinct prime numbers

The prime factorization of 28987527 is 3 × 9662509. Since it has a total of 2 prime factors.

Most popular turbo-numbers

2, 8, 97, 31, 307, 456, 7872, 435, 55448, 30468, 586674, 210383, 7126717, 2605603, 49846926, 85270738, 166373799, 774586699, 389821366, 8483961507

Basic calculations (n = 28987527)

Multiplication

n×y
n×2 57975054
n×3 86962581
n×4 115950108
n×5 144937635

Division

n÷y
n÷2 14493763.5
n÷3 9662509
n÷3 7246881.75
n÷5 5797505.4

Exponentiation

ny
n2 840276721575729
n3 2.4357544154148E+22
n4 7.0606496882206E+29
n5 2.0467077347483E+37

Nth Root

y√n
2√n 5384.0065936067
3√n 307.18762911677
4√n 73.375790241787
5√n 31.077225080718

Divisors of 28987527

1, 3, 9662509, 28987527

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 -28987526
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 28987527 can be divided by 4 positive divisors. The sum of these divisors (counting 28987527) is 1, the average is 0.25.

Base conversion 28987527

Base System Value
2 Binary 1101110100101000010000111
3 Ternary 2000112201102010
4 Quaternary 1232211002013
5 Quinary 24410100102
6 Senary 2513145303
8 Octal 156450207
10 Decimal 28987527
12 Duodecimal 985b233
16 Hexadecimal 1ba5087
20 Vigesimal 9138g7
36 Base36 h9ax3

Cryptographic Hash Functions

md5 8b9f14715c95df33832c56a005c2fd5a
sha1 e5fc2d962f3cbf7631a35595b2e689c839bd31fd
sha256 d48022777aea86e139cbf0ea6dd3b3e048bfeefc69cbd131a76a0199e225748b
sha512 8b0f2264a9a79a29810350abe7f1a2b5615e942123f1e16d1829374ade5e9f872bcd3134f863cb5af58eddf7635bf1e24853776ee8a84be041407dcf34aadcf8
ripemd-160 07a1798035ef5f93904745f072d15a070fd90dd3

28987527 as geometric shapes

Circle

Radius = n
Diameter 57975054
Circumference 182134003.73787
Area 2.6398071754848E+15

Sphere

Radius = n
Volume 1.0202864236555E+23
Surface area 1.0559228701939E+16
Circumference 182134003.73787

Square

Length = n
Perimeter 115950108
Area 840276721575729
Diagonal 40994553.823056

Cube

Length = n
Surface area 5041660329454374
Volume 2.4357544154148E+22
Space diagonal 50207869.549775

Equilateral Triangle

Length = n
Perimeter 86962581
Area 3.6385049354664E+14
Altitude 25103934.774887

Triangular Pyramid

Length = n
Surface area 3.6385049354664E+14
Volume 2.8705641074081E+21
Height 13664851.274352