28668735 (number)

28668735 is an odd 8-digits composite number following 28668734 and preceding 28668736. In scientific notation, it is written as 2.8668735 × 10^7. The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors. There are 15059520 positive integers (up to 28668735) that are relatively prime to 28668735.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred sixty-eight thousand seven hundred thirty-five

Notation

Scientific notation 2.8668735 × 10^7
Engineering notation 2.8668735 × 10^6

Prime Factorization of 28668735

Prime Factorization 135 × 3 × 71 × 997

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28668735
Product of the distinct prime numbers

The prime factorization of 28668735 is 135 × 3 × 71 × 997. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 6, 23, 23, 543, 235, 2925, 7659, 81358, 16063, 711503, 448120, 2947168, 3960709, 98077809, 18006486, 959692707, 763921635, 6972625617, 1494208907

Basic calculations (n = 28668735)

Multiplication

n×y
n×2 57337470
n×3 86006205
n×4 114674940
n×5 143343675

Division

n÷y
n÷2 14334367.5
n÷3 9556245
n÷3 7167183.75
n÷5 5733747

Exponentiation

ny
n2 821896366500225
n3 2.3562729128658E+22
n4 6.7551363726627E+29
n5 1.9366121455673E+37

Nth Root

y√n
2√n 5354.3192844656
3√n 306.05737101925
4√n 73.173214255393
5√n 31.008567672174

Divisors of 28668735

1, 3, 71, 135, 213, 405, 997, 2991, 9585, 28755, 70787, 134595, 212361, 403785, 9556245, 28668735

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 -28668734
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 28668735 can be divided by 16 positive divisors. The sum of these divisors (counting 28668735) is 1, the average is 0.0625.

Base conversion 28668735

Base System Value
2 Binary 1101101010111001100111111
3 Ternary 1222221112010000
4 Quaternary 1231113030333
5 Quinary 24314344420
6 Senary 2502245343
8 Octal 155271477
10 Decimal 28668735
12 Duodecimal 9726853
16 Hexadecimal 1b5733f
20 Vigesimal 8j3bgf
36 Base36 h2gxr

Cryptographic Hash Functions

md5 55c3c45d3209a891c785e794b1048e2b
sha1 8e9920c82607e41466ec387cda7f490c2f2491af
sha256 818e6ee581b3a50f32238e7b967a23fe538a5d348a605a9ff09d3512e36f2786
sha512 bd06c537b04b8ed2191f8b86b185ae0a39341b4477e37c798b95d2212bf2ca25ba24b2e2ebb7dfff0b95e4b0d3b04c53713d2ae164cad20a023f8f3c739e2c18
ripemd-160 5c34f2bfce3cae655ccd60ddfbdf8143245d3eda

28668735 as geometric shapes

Circle

Radius = n
Diameter 57337470
Circumference 180130974.52743
Area 2.5820635870093E+15

Sphere

Radius = n
Volume 9.8699328972157E+22
Surface area 1.0328254348037E+16
Circumference 180130974.52743

Square

Length = n
Perimeter 114674940
Area 821896366500225
Diagonal 40543713.85308

Cube

Length = n
Surface area 4931378199001350
Volume 2.3562729128658E+22
Space diagonal 49655705.608728

Equilateral Triangle

Length = n
Perimeter 86006205
Area 3.5589156633366E+14
Altitude 24827852.804364

Triangular Pyramid

Length = n
Surface area 3.5589156633366E+14
Volume 2.776894258356E+21
Height 13514571.28436