28161133 is an odd 8-digits composite number following 28161132
and preceding 28161134 . In scientific notation, it is written as 2.8161133 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 20250720 positive integers (up to 28161133) that are relatively prime to 28161133.
28161133 has 16 divisors, whose sum is 33768000
The reverse of 28161133 is 33116182
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-eight million one hundred sixty-one thousand one hundred thirty-three
Scientific notation
2.8161133 × 10^7
Engineering notation
2.8161133 × 10^6
Prime Factorization
13 × 49 × 11 × 4019
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28161133
Product of the distinct prime numbers
The prime factorization of 28161133 is 13 × 49 × 11 × 4019.
Since it has a total of 4 prime factors.
9 , 8 , 30 , 33 , 106 , 884 , 436 , 2563 , 3585 , 36505 , 555660 , 529841 , 4395416 , 6149559 , 55333860 , 85378796 , 440469654 , 910276626 , 1434197770 , 5827518769
n×2
56322266
n×3
84483399
n×4
112644532
n×5
140805665
n÷2
14080566.5
n÷3
9387044.3333333
n÷3
7040283.25
n÷5
5632226.6
n2
793049411843689
n3
2.2333169962502E+22
n4
6.2892736962562E+29
n5
1.7711307303367E+37
2 √n
5306.7064173553
3 √n
304.24027705727
4 √n
72.847144194919
5 √n
30.897975518724
1 , 11 , 13 , 49 , 143 , 539 , 637 , 4019 , 7007 , 44209 , 52247 , 196931 , 574717 , 2166241 , 2560103 , 28161133
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
-28161132
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 28161133 can be divided by 16 positive divisors.
The sum of these divisors (counting 28161133) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101011011011010001101101
3
Ternary
1221222201210221
4
Quaternary
1223123101231
5
Quinary
24202124013
6
Senary
2443331341
8
Octal
153332155
10
Decimal
28161133
12
Duodecimal
9520b51
16
Hexadecimal
1adb46d
20
Vigesimal
8g02gd
36
Base36
grl9p
md5
16778b5543552bbb999da1454bd3cb2a
sha1
23e603b09e0fbc97b612a6e81679d8e66985e7f1
sha256
b4d9bb56590be12ecbd8264cce43dad841a3c2f143b397fcfba1d4433beca86a
sha512
af3295323a179b94b56fc0f70ecab346f7943d08971e7d013888993fa38f6d7943c9c8505208cf7630847579dfeb04bf6ad6cc78661f3511017f99a88dd2c929
ripemd-160
a243804a48121b4973372e2c242fa4cf4ca31b75
Diameter
56322266
Circumference
176941617.09913
Area
2.4914382061818E+15
Volume
9.3548963580758E+22
Surface area
9.9657528247274E+15
Circumference
176941617.09913
Perimeter
112644532
Area
793049411843689
Diagonal
39825856.220393
Surface area
4758296471062134
Volume
2.2333169962502E+22
Space diagonal
48776513.154705
Perimeter
84483399
Area
3.4340046855647E+14
Altitude
24388256.577352
Surface area
3.4340046855647E+14
Volume
2.6319893209795E+21
Height
13275285.406798