28020171 is an odd 8-digits composite number following 28020170
and preceding 28020172 . In scientific notation, it is written as 2.8020171 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 18667880 positive integers (up to 28020171) that are relatively prime to 28020171.
28020171 has 8 divisors, whose sum is 37384704
The reverse of 28020171 is 17102082
Previous prime number is 2927
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-eight million twenty thousand one hundred seventy-one
Scientific notation
2.8020171 × 10^7
Engineering notation
2.8020171 × 10^6
Prime Factorization
3 × 2927 × 3191
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28020171
Product of the distinct prime numbers
The prime factorization of 28020171 is 3 × 2927 × 3191.
Since it has a total of 3 prime factors.
4 , 5 , 45 , 69 , 774 , 594 , 4532 , 5725 , 7216 , 45132 , 161616 , 62087 , 9667382 , 1761546 , 81930281 , 45483592 , 795316223 , 683637187 , 2102703388 , 6628328761
n×2
56040342
n×3
84060513
n×4
112080684
n×5
140100855
n÷2
14010085.5
n÷3
9340057
n÷3
7005042.75
n÷5
5604034.2
n2
785129982869241
n3
2.1999476377223E+22
n4
6.1642909000025E+29
n5
1.7272448511182E+37
2 √n
5293.4082593354
3 √n
303.73179758491
4 √n
72.755812546733
5 √n
30.866981117608
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
-28020170
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 28020171 can be divided by 8 positive divisors.
The sum of these divisors (counting 28020171) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010111000110111001011
3
Ternary
1221201120110010
4
Quaternary
1222320313023
5
Quinary
24133121141
6
Senary
2440323003
8
Octal
152706713
10
Decimal
28020171
12
Duodecimal
9473463
16
Hexadecimal
1ab8dcb
20
Vigesimal
8f2a8b
36
Base36
goki3
md5
d8be0fab561b1642ab3ebb4ba97dc1f0
sha1
e5c2a499ab402910a7f932822fee0aa976f7e3e0
sha256
f70eb5e01e6b6c211a55c1904b67862e5837e8364dca3d1492689cc5def6b6dd
sha512
975d51100a4ef54173e104bf0347641eb92666066a588916c8e27a1363abe41cdf59ff128c0c59e848873e2cd0e45fcf0b3137fc37a9cfd24aaf6f1954d494d9
ripemd-160
22fae46b48f16614dff3435411e4886a6362a585
Diameter
56040342
Circumference
176055926.73186
Area
2.4665585862951E+15
Volume
9.2151191159342E+22
Surface area
9.8662343451804E+15
Circumference
176055926.73186
Perimeter
112080684
Area
785129982869241
Diagonal
39626505.848213
Surface area
4710779897215446
Volume
2.1999476377223E+22
Space diagonal
48532359.808768
Perimeter
84060513
Area
3.399712552188E+14
Altitude
24266179.904384
Surface area
3.399712552188E+14
Volume
2.5926631548146E+21
Height
13208835.282738