28693018 is an even 8-digits composite number following 28693017
and preceding 28693019 . In scientific notation, it is written as 2.8693018 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 14056416 positive integers (up to 28693018) that are relatively prime to 28693018.
28693018 has 16 divisors, whose sum is 43917120
The reverse of 28693018 is 81039682
Previous prime number is 67
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million six hundred ninety-three thousand eighteen
Scientific notation
2.8693018 × 10^7
Engineering notation
2.8693018 × 10^6
Prime Factorization
2 × 233 × 67 × 919
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28693018
Product of the distinct prime numbers
The prime factorization of 28693018 is 2 × 233 × 67 × 919.
Since it has a total of 4 prime factors.
9 , 9 , 28 , 47 , 44 , 186 , 4195 , 950 , 61226 , 67261 , 869423 , 968913 , 8132487 , 9870501 , 42462664 , 16178878 , 774604381 , 125244048 , 3490745917 , 5672008498
n×2
57386036
n×3
86079054
n×4
114772072
n×5
143465090
n÷2
14346509
n÷3
9564339.3333333
n÷3
7173254.5
n÷5
5738603.6
n2
823289281948324
n3
2.362265418615E+22
n4
6.7780524177099E+29
n5
1.9448278002629E+37
2 √n
5356.586413006
3 √n
306.14375889996
4 √n
73.18870413531
5 √n
31.013818870473
1 , 2 , 67 , 134 , 233 , 466 , 919 , 1838 , 15611 , 31222 , 61573 , 123146 , 214127 , 428254 , 14346509 , 28693018
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
-28693017
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 28693018 can be divided by 16 positive divisors.
The sum of these divisors (counting 28693018) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101101011101001000011010
3
Ternary
1222222202102101
4
Quaternary
1231131020122
5
Quinary
24321134033
6
Senary
2502554014
8
Octal
155351032
10
Decimal
28693018
12
Duodecimal
973890a
16
Hexadecimal
1b5d21a
20
Vigesimal
8j6cai
36
Base36
h2zoa
md5
b7c58bffbf7be4ebc3630b66d366f6df
sha1
bbe40f032ce5b661b799b43d05df4edcef6e554e
sha256
e9ee8a39c5af6f99436092a5222301a00091de3a3737a4cc36d5ba5ce4c84a0b
sha512
b1d26f5e56cd1eafe11784fda32591707c21ea024a859004a3934f596968d5bd79f5063f29216f7d4adf866959556bf36989e4a8bb4e5b51bca377fdf9b006b0
ripemd-160
07086e79e0872a87e1b688615ba8a8cd8c838f3c
Diameter
57386036
Circumference
180283549.11624
Area
2.5864395599481E+15
Volume
9.8950342466003E+22
Surface area
1.0345758239792E+16
Circumference
180283549.11624
Perimeter
114772072
Area
823289281948324
Diagonal
40578055.201015
Surface area
4939735691689944
Volume
2.362265418615E+22
Space diagonal
49697764.998488
Perimeter
86079054
Area
3.5649471641535E+14
Altitude
24848882.499244
Surface area
3.5649471641535E+14
Volume
2.7839564941086E+21
Height
13526018.400338