28169897 is an odd 8-digits composite number following 28169896
and preceding 28169898 . In scientific notation, it is written as 2.8169897 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 23814432 positive integers (up to 28169897) that are relatively prime to 28169897.
28169897 has 8 divisors, whose sum is 32635776
The reverse of 28169897 is 79896182
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
twenty-eight million one hundred sixty-nine thousand eight hundred ninety-seven
Scientific notation
2.8169897 × 10^7
Engineering notation
2.8169897 × 10^6
Prime Factorization
7 × 73 × 55127
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28169897
Product of the distinct prime numbers
The prime factorization of 28169897 is 7 × 73 × 55127.
Since it has a total of 3 prime factors.
6 , 7 , 3 , 66 , 304 , 318 , 2310 , 9214 , 5671 , 93835 , 704649 , 319065 , 9083403 , 2499275 , 69771485 , 21815358 , 865136246 , 109562408 , 7365587636 , 7363899891
n×2
56339794
n×3
84509691
n×4
112679588
n×5
140849485
n÷2
14084948.5
n÷3
9389965.6666667
n÷3
7042474.25
n÷5
5633979.4
n2
793543096990609
n3
2.2354027307286E+22
n4
6.2971064678145E+29
n5
1.7738884059637E+37
2 √n
5307.5321007037
3 √n
304.27183456169
4 √n
72.852811206594
5 √n
30.899898425411
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
-28169896
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 28169897 can be divided by 8 positive divisors.
The sum of these divisors (counting 28169897) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011011101011010101001
3
Ternary
1222000011211112
4
Quaternary
1223131122221
5
Quinary
24202414042
6
Senary
2443440105
8
Octal
153353251
10
Decimal
28169897
12
Duodecimal
9526035
16
Hexadecimal
1add6a9
20
Vigesimal
8g14eh
36
Base36
grs15
md5
503bb20b5a54364a657626c4b1954541
sha1
5655aa7bfc8747e07ae6f0d5edc28ad5919d9efb
sha256
f236b6ffa2d2f9cf4f12be6a7645d29b1d2265285c966a5d3dabf7e5309670e2
sha512
ea0f098c99c3aafc2aaf1fa008d4815a04c846e8f1d4fc6a9de9c30aa5ca8d4f77d43a9430259786b8993221c335ba119f0eae41009f2fde6446b7333dfab30f
ripemd-160
0b36ec1c5c2b7a80617acc50d69e82758f27b50c
Diameter
56339794
Circumference
176996682.93516
Area
2.4929891638126E+15
Volume
9.3636330622289E+22
Surface area
9.9719566552504E+15
Circumference
176996682.93516
Perimeter
112679588
Area
793543096990609
Diagonal
39838250.388053
Surface area
4761258581943654
Volume
2.2354027307286E+22
Space diagonal
48791692.847982
Perimeter
84509691
Area
3.4361424049582E+14
Altitude
24395846.423991
Surface area
3.4361424049582E+14
Volume
2.6344473826353E+21
Height
13279416.796018