28165085 is an odd 8-digits composite number following 28165084
and preceding 28165086 . In scientific notation, it is written as 2.8165085 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 20798784 positive integers (up to 28165085) that are relatively prime to 28165085.
28165085 has 8 divisors, whose sum is 36398040
The reverse of 28165085 is 58056182
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-eight million one hundred sixty-five thousand eighty-five
Scientific notation
2.8165085 × 10^7
Engineering notation
2.8165085 × 10^6
Prime Factorization
5 × 13 × 433309
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28165085
Product of the distinct prime numbers
The prime factorization of 28165085 is 5 × 13 × 433309.
Since it has a total of 3 prime factors.
4 , 8 , 30 , 85 , 341 , 201 , 2457 , 6327 , 58196 , 78460 , 399587 , 936187 , 9649565 , 4567443 , 78580461 , 32902979 , 724490564 , 591779547 , 7697624251 , 2250597278
n×2
56330170
n×3
84495255
n×4
112660340
n×5
140825425
n÷2
14082542.5
n÷3
9388361.6666667
n÷3
7041271.25
n÷5
5633017
n2
793272013057225
n3
2.2342573675878E+22
n4
6.2928048669986E+29
n5
1.7723738396743E+37
2 √n
5307.0787633123
3 √n
304.25450827132
4 √n
72.849699816212
5 √n
30.89884268515
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
-28165084
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 28165085 can be divided by 8 positive divisors.
The sum of these divisors (counting 28165085) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011011100001111011101
3
Ternary
1221222221020022
4
Quaternary
1223130033131
5
Quinary
24202240320
6
Senary
2443401525
8
Octal
153341735
10
Decimal
28165085
12
Duodecimal
95232a5
16
Hexadecimal
1adc3dd
20
Vigesimal
8g0ce5
36
Base36
grobh
md5
da64a292061c6fc58f232a71f37b5404
sha1
9a8a857658a7249eea1a17a5725157b0bac2c3ea
sha256
0f959a8c211a048a2188e7fbc944dffc30e7271defd0351705caa232171872dc
sha512
ba89e2d80544106d204d165fca489ee145e3bec8314c16f1ba0edea108d976a46e2c536e42c88b979a192b89af035d4af12759083e578df1c4c33d654b25dbf6
ripemd-160
bcfc3b422212fea662d3d1ceaeb1b191467404a0
Diameter
56330170
Circumference
176966448.24746
Area
2.492137528519E+15
Volume
9.3588353763235E+22
Surface area
9.9685501140759E+15
Circumference
176966448.24746
Perimeter
112660340
Area
793272013057225
Diagonal
39831445.192391
Surface area
4759632078343350
Volume
2.2342573675878E+22
Space diagonal
48783358.219496
Perimeter
84495255
Area
3.4349685770939E+14
Altitude
24391679.109748
Surface area
3.4349685770939E+14
Volume
2.6330975592289E+21
Height
13277148.397464