28291888 (number)

28291888 is an even 8-digits composite number following 28291887 and preceding 28291889. In scientific notation, it is written as 2.8291888 × 10^7. The sum of its digits is 46. It has a total of 5 prime factors and 10 positive divisors. There are 14145936 positive integers (up to 28291888) that are relatively prime to 28291888.

Interesting facts

Basic properties

Name

Name twenty-eight million two hundred ninety-one thousand eight hundred eighty-eight

Notation

Scientific notation 2.8291888 × 10^7
Engineering notation 2.8291888 × 10^6

Prime Factorization of 28291888

Prime Factorization 2 × 2 × 2 × 2 × 1768243

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 3536486
Product of the distinct prime numbers

The prime factorization of 28291888 is 2 × 2 × 2 × 2 × 1768243. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 3, 96, 34, 616, 761, 3705, 6330, 17020, 68556, 512025, 345014, 3557534, 4736561, 39744096, 26901010, 977766362, 112859973, 4814121365, 9517593459

Basic calculations (n = 28291888)

Multiplication

n×y
n×2 56583776
n×3 84875664
n×4 113167552
n×5 141459440

Division

n÷y
n÷2 14145944
n÷3 9430629.3333333
n÷3 7072972
n÷5 5658377.6

Exponentiation

ny
n2 800430926604544
n3 2.2645702127232E+22
n4 6.4068966826501E+29
n5 1.8126320337311E+37

Nth Root

y√n
2√n 5319.0119383209
3√n 304.71042299418
4√n 72.931556532964
5√n 30.926614865388

Divisors of 28291888

1, 2, 4, 8, 16, 1768243, 3536486, 7072972, 14145944, 28291888

10 divisors

τ Total Divisors 10
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28291887
Sum of the proper positive divisors of n
A Arithmetic Mean 0.1
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 10
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28291888 can be divided by 10 positive divisors. The sum of these divisors (counting 28291888) is 1, the average is 0.1.

Base conversion 28291888

Base System Value
2 Binary 1101011111011001100110000
3 Ternary 1222020101011201
4 Quaternary 1223323030300
5 Quinary 24220320023
6 Senary 2450220544
8 Octal 153731460
10 Decimal 28291888
12 Duodecimal 9584754
16 Hexadecimal 1afb330
20 Vigesimal 8gg9e8
36 Base36 gue5s

Cryptographic Hash Functions

md5 b1af3bf937406c09ae7dc230128c151e
sha1 3945b1b4c533211fca69a1579f4b8f264bea9974
sha256 9a8810d4af916f954093d9f9146d08a1811deeca19ddea61827b4a055604bd46
sha512 502625c91939b38dca7d6da959eec41be53b4a260743e675a34e24bba702d3aef1da4db62f61c34cf76065c86c2c3c21409175b4f460e7b7ae83cece52f12eec
ripemd-160 d91d7209f59f66f6bbc0c1da30bae22a994f6d04

28291888 as geometric shapes

Circle

Radius = n
Diameter 56583776
Circumference 177763174.99397
Area 2.5146279187269E+15

Sphere

Radius = n
Volume 9.485809525106E+22
Surface area 1.0058511674908E+16
Circumference 177763174.99397

Square

Length = n
Perimeter 113167552
Area 800430926604544
Diagonal 40010771.714741

Cube

Length = n
Surface area 4802585559627264
Volume 2.2645702127232E+22
Space diagonal 49002987.458048

Equilateral Triangle

Length = n
Perimeter 84875664
Area 3.4659675820713E+14
Altitude 24501493.729024

Triangular Pyramid

Length = n
Surface area 3.4659675820713E+14
Volume 2.6688215898161E+21
Height 13336923.904914