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.
28673821 has 8 divisors, whose sum is 31319424
The reverse of 28673821 is 12837682
Previous prime number is 1753
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million six hundred seventy-three thousand eight hundred twenty-one
Scientific notation
2.8673821 × 10^7
Engineering notation
2.8673821 × 10^6
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.
9 , 9 , 4 , 62 , 411 , 69 , 4497 , 3174 , 59612 , 93922 , 425808 , 299545 , 2625414 , 7418063 , 97968311 , 74270752 , 398752972 , 291278196 , 4751453714 , 3029435284
n×2
57347642
n×3
86021463
n×4
114695284
n×5
143369105
n÷2
14336910.5
n÷3
9557940.3333333
n÷3
7168455.25
n÷5
5734764.2
n2
822188010740041
n3
2.3575271848306E+22
n4
6.7599312500467E+29
n5
1.9383305863614E+37
2 √n
5354.7942070634
3 √n
306.0754687338
4 √n
73.17645937775
5 √n
31.009667814088
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
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
md5
ae18c218840689692ef1cfbba2daf40a
sha1
bec61531e7aedd4924b760ea6a1133d28ddb1c6b
sha256
bb5219fd266b86e36e0ce2212b8a2310f7ce6faa6332484a414616120c59264f
sha512
4fea400294bbbc36b5f1bc0355167de22ad5b21af61bc3b3564261a2ddae15f2cfe67cac86885eb5f5951f28c18cf1b183243199153d89501ab4d7eb6993ffba
ripemd-160
1aef6d9ce71c5374db81b288538dc543d419b97b
Diameter
57347642
Circumference
180162930.8079
Area
2.5829798144105E+15
Volume
9.8751867793361E+22
Surface area
1.0331919257642E+16
Circumference
180162930.8079
Perimeter
114695284
Area
822188010740041
Diagonal
40550906.543258
Surface area
4933128064440246
Volume
2.3575271848306E+22
Space diagonal
49664514.819135
Perimeter
86021463
Area
3.5601785199393E+14
Altitude
24832257.409568
Surface area
3.5601785199393E+14
Volume
2.7783724320422E+21
Height
13516968.847753