28687522 (number)

28687522 is an even 8-digits composite number following 28687521 and preceding 28687523. In scientific notation, it is written as 2.8687522 × 10^7. The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors. There are 13955760 positive integers (up to 28687522) that are relatively prime to 28687522.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred eighty-seven thousand five hundred twenty-two

Notation

Scientific notation 2.8687522 × 10^7
Engineering notation 2.8687522 × 10^6

Prime Factorization of 28687522

Prime Factorization 2 × 127 × 53 × 2131

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28687522
Product of the distinct prime numbers

The prime factorization of 28687522 is 2 × 127 × 53 × 2131. Since it has a total of 4 prime factors.

Most popular turbo-numbers

1, 3, 93, 15, 665, 429, 6945, 27, 79346, 92530, 675044, 914531, 5581361, 7551219, 30071413, 62167946, 52291882, 311071781, 7731333530, 740364228

Basic calculations (n = 28687522)

Multiplication

n×y
n×2 57375044
n×3 86062566
n×4 114750088
n×5 143437610

Division

n÷y
n÷2 14343761
n÷3 9562507.3333333
n÷3 7171880.5
n÷5 5737504.4

Exponentiation

ny
n2 822973918500484
n3 2.3609082392409E+22
n4 6.7728607053204E+29
n5 1.9429659048681E+37

Nth Root

y√n
2√n 5356.0733751509
3√n 306.12421089774
4√n 73.185199153592
5√n 31.012630671938

Divisors of 28687522

1, 2, 53, 106, 127, 254, 2131, 4262, 6731, 13462, 112943, 225886, 270637, 541274, 14343761, 28687522

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 -28687521
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 28687522 can be divided by 16 positive divisors. The sum of these divisors (counting 28687522) is 1, the average is 0.0625.

Base conversion 28687522

Base System Value
2 Binary 1101101011011110010100010
3 Ternary 1222222110212211
4 Quaternary 1231123302202
5 Quinary 24321000042
6 Senary 2502512334
8 Octal 155336242
10 Decimal 28687522
12 Duodecimal 97356aa
16 Hexadecimal 1b5bca2
20 Vigesimal 8j5ig2
36 Base36 h2vfm

Cryptographic Hash Functions

md5 ff09390f7ea3d3244de12569c7a5b8de
sha1 71215d9a95c095f9849b46e1d98df28043019a11
sha256 9fd7c932e90a63f5f33f587f1d694642078e77a9929b16b7675366e6da186c34
sha512 e89976106366325bbb28ded272928ea0224e7d75f14ac0211a3c0caea1d916c3ee857bdee912e762f39e54bf2956ee1f1244b2f47e4c9d6cbe3602ec79aea579
ripemd-160 14a0ad78f1d9898ab89d8b821eca38aec08c8571

28687522 as geometric shapes

Circle

Radius = n
Diameter 57375044
Circumference 180249016.72979
Area 2.5854488164571E+15

Sphere

Radius = n
Volume 9.8893493069317E+22
Surface area 1.0341795265829E+16
Circumference 180249016.72979

Square

Length = n
Perimeter 114750088
Area 822973918500484
Diagonal 40570282.683277

Cube

Length = n
Surface area 4937843511002904
Volume 2.3609082392409E+22
Space diagonal 49688245.64725

Equilateral Triangle

Length = n
Perimeter 86062566
Area 3.5635816003672E+14
Altitude 24844122.823625

Triangular Pyramid

Length = n
Surface area 3.5635816003672E+14
Volume 2.7823570428774E+21
Height 13523427.561092