28770 is an even 5-digits composite number following 28769
and preceding 28771 . In scientific notation, it is written as 2.8770 × 10^4.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 6528 positive integers (up to 28770) that are relatively prime to 28770.
28770 has 16 divisors, whose sum is 52992
The reverse of 28770 is 07782
Previous prime number is 7
Is Prime? no
Number parity even
Number length 5
Sum of Digits 24
Digital Root 6
Name
twenty-eight thousand seven hundred seventy
Scientific notation
2.8770 × 10^4
Engineering notation
2.8770 × 10^3
Prime Factorization
2 × 15 × 7 × 137
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28770
Product of the distinct prime numbers
The prime factorization of 28770 is 2 × 15 × 7 × 137.
Since it has a total of 4 prime factors.
2 , 8 , 76 , 77 , 695 , 483 , 9042 , 4896 , 4693 , 46502 , 612719 , 149098 , 1774320 , 4724612 , 51957623 , 87502882 , 390991022 , 60147442 , 2039581775 , 6121231416
n×2
57540
n×3
86310
n×4
115080
n×5
143850
n÷2
14385
n÷3
9590
n÷3
7192.5
n÷5
5754
n2
827712900
n3
23813300133000
n4
685108644826410000
n5
1.9710575711656E+22
2 √n
169.61721610733
3 √n
30.64173041149
4 √n
13.023717445773
5 √n
7.7944948130622
1 , 2 , 7 , 14 , 15 , 30 , 105 , 137 , 210 , 274 , 959 , 1918 , 2055 , 4110 , 14385 , 28770
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
-28769
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 28770 can be divided by 16 positive divisors.
The sum of these divisors (counting 28770) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111000001100010
3
Ternary
1110110120
4
Quaternary
13001202
5
Quinary
1410040
6
Senary
341110
8
Octal
70142
10
Decimal
28770
12
Duodecimal
14796
16
Hexadecimal
7062
20
Vigesimal
3bia
36
Base36
m76
md5
d0bc2050431b6f182680677fc8feb896
sha1
28c87f9ba5fdd86c193d456de8ff0a6b03918a42
sha256
19eb1b86b1cecd91a118b57bb5945e05263e2e0b727ebe639c4182e97448ae53
sha512
c391ea9c44b1d0b831bd2eeb8785bfcfea8b26c762cc05c20f848218f748d435612899e0d10ae25378e8cea2c1dd1f6c75e89a3ee0fe4b1a821d9f1d288fd46b
ripemd-160
7d4928d125c1a5ad236deb6b0d6b09b339f79e30
Diameter
57540
Circumference
180767.24128756
Area
2600336765.9215
Volume
99748918340749
Surface area
10401347063.686
Circumference
180767.24128756
Perimeter
115080
Area
827712900
Diagonal
40686.924189474
Surface area
4966277400
Volume
23813300133000
Space diagonal
49831.101733757
Perimeter
86310
Area
358410199.22004
Altitude
24915.550866878
Surface area
358410199.22004
Volume
2806424334412.5
Height
13562.308063158