28137730 (number)

28137730 is an even 8-digits composite number following 28137729 and preceding 28137731. In scientific notation, it is written as 2.8137730 × 10^7. The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors. There are 11241472 positive integers (up to 28137730) that are relatively prime to 28137730.

Interesting facts

Basic properties

Name

Name twenty-eight million one hundred thirty-seven thousand seven hundred thirty

Notation

Scientific notation 2.8137730 × 10^7
Engineering notation 2.8137730 × 10^6

Prime Factorization of 28137730

Prime Factorization 2 × 1409 × 5 × 1997

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28137730
Product of the distinct prime numbers

The prime factorization of 28137730 is 2 × 1409 × 5 × 1997. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 6, 47, 50, 651, 510, 520, 2827, 1308, 63977, 691042, 908931, 902607, 9037374, 65013293, 49327453, 341407144, 657752116, 6971165464, 941181782

Basic calculations (n = 28137730)

Multiplication

n×y
n×2 56275460
n×3 84413190
n×4 112550920
n×5 140688650

Division

n÷y
n÷2 14068865
n÷3 9379243.3333333
n÷3 7034432.5
n÷5 5627546

Exponentiation

ny
n2 791731849552900
n3 2.227753701512E+22
n4 6.2683932159646E+29
n5 1.7637835584464E+37

Nth Root

y√n
2√n 5304.5009190309
3√n 304.15597518768
4√n 72.832004771467
5√n 30.892838326179

Divisors of 28137730

1, 2, 5, 10, 1409, 1997, 2818, 3994, 7045, 9985, 14090, 19970, 2813773, 5627546, 14068865, 28137730

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 -28137729
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 28137730 can be divided by 16 positive divisors. The sum of these divisors (counting 28137730) is 1, the average is 0.0625.

Base conversion 28137730

Base System Value
2 Binary 1101011010101100100000010
3 Ternary 1221221112201011
4 Quaternary 1223111210002
5 Quinary 24200401410
6 Senary 2443031134
8 Octal 153254402
10 Decimal 28137730
12 Duodecimal 950b4aa
16 Hexadecimal 1ad5902
20 Vigesimal 8fh46a
36 Base36 gr37m

Cryptographic Hash Functions

md5 7f5ccce02ba813fd70cb4d80889f47fd
sha1 83efaa7335dd606ba80c3bb88edf11788ac643f8
sha256 03a49df3cbbf4f07622e05e803aed13be38c88110187006e244a4d9793c6a951
sha512 f4f88a0e4745f080f714e0deec441538b6f9bd872d8adf1076746b1b74fafeb9b43ae96c7c1240be6712a2d42fbe25b638ca169cd4f50afaaa1a0f027172018b
ripemd-160 227f73c74965f020ab16f64481fed783470a6388

28137730 as geometric shapes

Circle

Radius = n
Diameter 56275460
Circumference 176794571.71339
Area 2.4872989621684E+15

Sphere

Radius = n
Volume 9.3315928835701E+22
Surface area 9.9491958486738E+15
Circumference 176794571.71339

Square

Length = n
Perimeter 112550920
Area 791731849552900
Diagonal 39792759.380392

Cube

Length = n
Surface area 4750391097317400
Volume 2.227753701512E+22
Space diagonal 48735977.969655

Equilateral Triangle

Length = n
Perimeter 84413190
Area 3.4282994734903E+14
Altitude 24367988.984828

Triangular Pyramid

Length = n
Surface area 3.4282994734903E+14
Volume 2.6254329152543E+21
Height 13264253.126797