28931746 (number)

28931746 is an even 8-digits composite number following 28931745 and preceding 28931747. In scientific notation, it is written as 2.8931746 × 10^7. The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors. There are 13574704 positive integers (up to 28931746) that are relatively prime to 28931746.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-one thousand seven hundred forty-six

Notation

Scientific notation 2.8931746 × 10^7
Engineering notation 2.8931746 × 10^6

Prime Factorization of 28931746

Prime Factorization 2 × 23 × 53 × 11867

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28931746
Product of the distinct prime numbers

The prime factorization of 28931746 is 2 × 23 × 53 × 11867. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 9, 71, 68, 109, 33, 696, 1902, 58850, 81674, 948490, 223855, 9318601, 5982046, 38597830, 5701807, 83363289, 907103228, 2190820975, 4520980174

Basic calculations (n = 28931746)

Multiplication

n×y
n×2 57863492
n×3 86795238
n×4 115726984
n×5 144658730

Division

n÷y
n÷2 14465873
n÷3 9643915.3333333
n÷3 7232936.5
n÷5 5786349.2

Exponentiation

ny
n2 837045926608516
n3 2.4217200138972E+22
n4 7.0064588325191E+29
n5 2.027090873019E+37

Nth Root

y√n
2√n 5378.8238491328
3√n 306.99046114088
4√n 73.340465291221
5√n 31.065255418276

Divisors of 28931746

1, 2, 23, 46, 53, 106, 1219, 2438, 11867, 23734, 272941, 545882, 628951, 1257902, 14465873, 28931746

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 -28931745
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 28931746 can be divided by 16 positive divisors. The sum of these divisors (counting 28931746) is 1, the average is 0.0625.

Base conversion 28931746

Base System Value
2 Binary 1101110010111011010100010
3 Ternary 2000102212220011
4 Quaternary 1232113122202
5 Quinary 24401303441
6 Senary 2512035134
8 Octal 156273242
10 Decimal 28931746
12 Duodecimal 9832aaa
16 Hexadecimal 1b976a2
20 Vigesimal 90g976
36 Base36 h83vm

Cryptographic Hash Functions

md5 25cd9dee3e1de3a3bca65720f37be8be
sha1 d871b54dd14bc5634b929c766f59b51fc6846e98
sha256 2bfed4a6673d0a465d6d5560eefa20dc85593a743a4d484615555acd8cea9b0d
sha512 784de3fa6ea7aa5ffc3e069657403ad2cd567bf88c4e61d1728545eeb3f6cc5b91c9009ae19658396bcb6760e979ba79ab5e96f1613604db6d33448b64a81f20
ripemd-160 d7e70d15eda97459cfbc3cfcc1c1a0bb3b920bc2

28931746 as geometric shapes

Circle

Radius = n
Diameter 57863492
Circumference 181783521.37825
Area 2.6296573337506E+15

Sphere

Radius = n
Volume 1.0144077072948E+23
Surface area 1.0518629335002E+16
Circumference 181783521.37825

Square

Length = n
Perimeter 115726984
Area 837045926608516
Diagonal 40915667.576334

Cube

Length = n
Surface area 5022275559651096
Volume 2.4217200138972E+22
Space diagonal 50111254.023678

Equilateral Triangle

Length = n
Perimeter 86795238
Area 3.6245151828863E+14
Altitude 25055627.011839

Triangular Pyramid

Length = n
Surface area 3.6245151828863E+14
Volume 2.8540244066032E+21
Height 13638555.858778