28931616 (number)

28931616 is an even 8-digits composite number following 28931615 and preceding 28931617. In scientific notation, it is written as 2.8931616 × 10^7. The sum of its digits is 36. It has a total of 10 prime factors and 144 positive divisors. There are 8128512 positive integers (up to 28931616) that are relatively prime to 28931616.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-one thousand six hundred sixteen

Notation

Scientific notation 2.8931616 × 10^7
Engineering notation 2.8931616 × 10^6

Prime Factorization of 28931616

Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 7 × 3 × 113 × 127

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 602742
Product of the distinct prime numbers

The prime factorization of 28931616 is 2 × 2 × 2 × 2 × 2 × 3 × 7 × 3 × 113 × 127. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28931616)

Multiplication

n×y
n×2 57863232
n×3 86794848
n×4 115726464
n×5 144658080

Division

n÷y
n÷2 14465808
n÷3 9643872
n÷3 7232904
n÷5 5786323.2

Exponentiation

ny
n2 837038404371456
n3 2.4216873692528E+22
n4 7.0063329039271E+29
n5 2.0270453314458E+37

Nth Root

y√n
2√n 5378.811764693
3√n 306.99000133662
4√n 73.34038290528
5√n 31.065227500911

Divisors of 28931616

144 divisors

τ Total Divisors 144
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28931615
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0069444444444444
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 144
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28931616 can be divided by 144 positive divisors. The sum of these divisors (counting 28931616) is 1, the average is 0.0069444444444444.

Base conversion 28931616

Base System Value
2 Binary 1101110010111011000100000
3 Ternary 2000102212201100
4 Quaternary 1232113120200
5 Quinary 24401302431
6 Senary 2512034400
8 Octal 156273040
10 Decimal 28931616
12 Duodecimal 9832a00
16 Hexadecimal 1b97620
20 Vigesimal 90g90g
36 Base36 h83s0

Cryptographic Hash Functions

md5 b03846afbb3585daa90a690fbc370d00
sha1 6eefa991a571e334d22908796c09575cae33939c
sha256 fe18e520b68c31f892edbb3ec985ab2c12c2732b6d148125c254c5b9b01a6f63
sha512 a0de997c557c66c7006645c4802ccb49db6fa7abc3c21f7b40882ca056e0183438f1802817f398ef6b9a2bf68824c93f7f78f24cb3c2a17a14df6a61a7668c10
ripemd-160 760c9fa563effe641d84be50a1236f703853614e

28931616 as geometric shapes

Circle

Radius = n
Diameter 57863232
Circumference 181782704.56416
Area 2.6296337019459E+15

Sphere

Radius = n
Volume 1.0143940331381E+23
Surface area 1.0518534807784E+16
Circumference 181782704.56416

Square

Length = n
Perimeter 115726464
Area 837038404371456
Diagonal 40915483.72857

Cube

Length = n
Surface area 5022230426228736
Volume 2.4216873692528E+22
Space diagonal 50111028.857073

Equilateral Triangle

Length = n
Perimeter 86794848
Area 3.6244826106444E+14
Altitude 25055514.428536

Triangular Pyramid

Length = n
Surface area 3.6244826106444E+14
Volume 2.8539859345207E+21
Height 13638494.57619