28687516 (number)

28687516 is an even 8-digits composite number following 28687515 and preceding 28687517. In scientific notation, it is written as 2.8687516 × 10^7. The sum of its digits is 43. It has a total of 5 prime factors and 24 positive divisors. There are 12036480 positive integers (up to 28687516) that are relatively prime to 28687516.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8687516 × 10^7
Engineering notation 2.8687516 × 10^6

Prime Factorization of 28687516

Prime Factorization 2 × 2 × 13 × 11 × 50153

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14343758
Product of the distinct prime numbers

The prime factorization of 28687516 is 2 × 2 × 13 × 11 × 50153. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 9, 52, 11, 793, 384, 699, 3167, 84695, 71349, 955644, 942738, 7682000, 8564192, 27640063, 80203582, 765395106, 79434035, 2897410938, 2076633424

Basic calculations (n = 28687516)

Multiplication

n×y
n×2 57375032
n×3 86062548
n×4 114750064
n×5 143437580

Division

n÷y
n÷2 14343758
n÷3 9562505.3333333
n÷3 7171879
n÷5 5737503.2

Exponentiation

ny
n2 822973574250256
n3 2.3609067578881E+22
n4 6.7728550391424E+29
n5 1.9429638730108E+37

Nth Root

y√n
2√n 5356.072815039
3√n 306.12418955576
4√n 73.185195326917
5√n 31.012629374679

Divisors of 28687516

1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 50153, 100306, 200612, 551683, 651989, 1103366, 1303978, 2206732, 2607956, 7171879, 14343758, 28687516

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28687515
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28687516 can be divided by 24 positive divisors. The sum of these divisors (counting 28687516) is 1, the average is 0.041666666666667.

Base conversion 28687516

Base System Value
2 Binary 1101101011011110010011100
3 Ternary 1222222110212121
4 Quaternary 1231123302130
5 Quinary 24321000031
6 Senary 2502512324
8 Octal 155336234
10 Decimal 28687516
12 Duodecimal 97356a4
16 Hexadecimal 1b5bc9c
20 Vigesimal 8j5ifg
36 Base36 h2vfg

Cryptographic Hash Functions

md5 e0350d118586a2b87d36c8ee086a5e1b
sha1 4460e5219c20166ae8de2ac358fe6304aa0f48c5
sha256 6c702a8b2537dedb619e2b201acf450fd93a389f61e3568326923b2c179939a7
sha512 9c8e886334cf70a46a6c45560862159153900823800cd2e14c6e5b113a7dadbca4ed872f101003ac77ec52e19fcf86df480739e2183855d3ae0633a9f3419dfb
ripemd-160 17a09aec37e3baf62823b356f48db9fdb505d9cc

28687516 as geometric shapes

Circle

Radius = n
Diameter 57375032
Circumference 180248979.03068
Area 2.5854477349631E+15

Sphere

Radius = n
Volume 9.8893431018558E+22
Surface area 1.0341790939853E+16
Circumference 180248979.03068

Square

Length = n
Perimeter 114750064
Area 822973574250256
Diagonal 40570274.197995

Cube

Length = n
Surface area 4937841445501536
Volume 2.3609067578881E+22
Space diagonal 49688235.254945

Equilateral Triangle

Length = n
Perimeter 86062548
Area 3.56358010972E+14
Altitude 24844117.627473

Triangular Pyramid

Length = n
Surface area 3.56358010972E+14
Volume 2.7823552970864E+21
Height 13523424.732665