28673821 (number)

28673821 is an odd 8-digits composite number following 28673820 and preceding 28673822. In scientific notation, it is written as 2.8673821 × 10^7. The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors. There are 26034720 positive integers (up to 28673821) that are relatively prime to 28673821.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred seventy-three thousand eight hundred twenty-one

Notation

Scientific notation 2.8673821 × 10^7
Engineering notation 2.8673821 × 10^6

Prime Factorization of 28673821

Prime Factorization 11 × 1753 × 1487

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28673821
Product of the distinct prime numbers

The prime factorization of 28673821 is 11 × 1753 × 1487. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28673821)

Multiplication

n×y
n×2 57347642
n×3 86021463
n×4 114695284
n×5 143369105

Division

n÷y
n÷2 14336910.5
n÷3 9557940.3333333
n÷3 7168455.25
n÷5 5734764.2

Exponentiation

ny
n2 822188010740041
n3 2.3575271848306E+22
n4 6.7599312500467E+29
n5 1.9383305863614E+37

Nth Root

y√n
2√n 5354.7942070634
3√n 306.0754687338
4√n 73.17645937775
5√n 31.009667814088

Divisors of 28673821

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28673820
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28673821 can be divided by 8 positive divisors. The sum of these divisors (counting 28673821) is 1, the average is 0.125.

Base conversion 28673821

Base System Value
2 Binary 1101101011000011100011101
3 Ternary 1222221210002101
4 Quaternary 1231120130131
5 Quinary 24320030241
6 Senary 2502325101
8 Octal 155303435
10 Decimal 28673821
12 Duodecimal 9729791
16 Hexadecimal 1b5871d
20 Vigesimal 8j44b1
36 Base36 h2kv1

Cryptographic Hash Functions

md5 ae18c218840689692ef1cfbba2daf40a
sha1 bec61531e7aedd4924b760ea6a1133d28ddb1c6b
sha256 bb5219fd266b86e36e0ce2212b8a2310f7ce6faa6332484a414616120c59264f
sha512 4fea400294bbbc36b5f1bc0355167de22ad5b21af61bc3b3564261a2ddae15f2cfe67cac86885eb5f5951f28c18cf1b183243199153d89501ab4d7eb6993ffba
ripemd-160 1aef6d9ce71c5374db81b288538dc543d419b97b

28673821 as geometric shapes

Circle

Radius = n
Diameter 57347642
Circumference 180162930.8079
Area 2.5829798144105E+15

Sphere

Radius = n
Volume 9.8751867793361E+22
Surface area 1.0331919257642E+16
Circumference 180162930.8079

Square

Length = n
Perimeter 114695284
Area 822188010740041
Diagonal 40550906.543258

Cube

Length = n
Surface area 4933128064440246
Volume 2.3575271848306E+22
Space diagonal 49664514.819135

Equilateral Triangle

Length = n
Perimeter 86021463
Area 3.5601785199393E+14
Altitude 24832257.409568

Triangular Pyramid

Length = n
Surface area 3.5601785199393E+14
Volume 2.7783724320422E+21
Height 13516968.847753