28973742 (number)

28973742 is an even 8-digits composite number following 28973741 and preceding 28973743. In scientific notation, it is written as 2.8973742 × 10^7. The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors. There are 8278200 positive integers (up to 28973742) that are relatively prime to 28973742.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred seventy-three thousand seven hundred forty-two

Notation

Scientific notation 2.8973742 × 10^7
Engineering notation 2.8973742 × 10^6

Prime Factorization of 28973742

Prime Factorization 2 × 3 × 7 × 689851

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28973742
Product of the distinct prime numbers

The prime factorization of 28973742 is 2 × 3 × 7 × 689851. Since it has a total of 4 prime factors.

Most popular turbo-numbers

2, 1, 58, 52, 335, 884, 5166, 3369, 99499, 69878, 622846, 82606, 4511620, 3100945, 37013413, 32739050, 15070873, 958626320, 2119547325, 891330366

Basic calculations (n = 28973742)

Multiplication

n×y
n×2 57947484
n×3 86921226
n×4 115894968
n×5 144868710

Division

n÷y
n÷2 14486871
n÷3 9657914
n÷3 7243435.5
n÷5 5794748.4

Exponentiation

ny
n2 839477725482564
n3 2.4322811032879E+22
n4 7.0472285158138E+29
n5 2.0418458083223E+37

Nth Root

y√n
2√n 5382.7262609202
3√n 307.1389271021
4√n 73.367065233115
5√n 31.074268767397

Divisors of 28973742

1, 2, 3, 6, 7, 14, 21, 42, 689851, 1379702, 2069553, 4139106, 4828957, 9657914, 14486871, 28973742

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 -28973741
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 28973742 can be divided by 16 positive divisors. The sum of these divisors (counting 28973742) is 1, the average is 0.0625.

Base conversion 28973742

Base System Value
2 Binary 1101110100001101010101110
3 Ternary 2000112000111120
4 Quaternary 1232201222232
5 Quinary 24404124432
6 Senary 2513001410
8 Octal 156415256
10 Decimal 28973742
12 Duodecimal 9853266
16 Hexadecimal 1ba1aae
20 Vigesimal 911e72
36 Base36 h90a6

Cryptographic Hash Functions

md5 7e1805bd9983019132840a43acd0cc7f
sha1 4cfb59518f869413d4dbcce7f4b35034a454eca1
sha256 d3edb6909502312d533be081b38c00cfa7942f7f3d48adfc4a65285c229ef52d
sha512 e80286cb7fb0bb28efdc812372399f4a714c45d94c273333ab85cde8fd90408395900b24c588528d7fb340310f5d585f524af0d6c2e1fbb281a8cf0c3c3a24e1
ripemd-160 6d83709a81c47dc2a51b759603a275cdf7c49d46

28973742 as geometric shapes

Circle

Radius = n
Diameter 57947484
Circumference 182047390.02841
Area 2.6372970552283E+15

Sphere

Radius = n
Volume 1.0188315260739E+23
Surface area 1.0549188220913E+16
Circumference 182047390.02841

Square

Length = n
Perimeter 115894968
Area 839477725482564
Diagonal 40975058.889099

Cube

Length = n
Surface area 5036866352895384
Volume 2.4322811032879E+22
Space diagonal 50183993.229392

Equilateral Triangle

Length = n
Perimeter 86921226
Area 3.6350451808954E+14
Altitude 25091996.614696

Triangular Pyramid

Length = n
Surface area 3.6350451808954E+14
Volume 2.8664707698112E+21
Height 13658352.963033