18017872 is an even 8-digits composite number following 18017871
and preceding 18017873 . In scientific notation, it is written as 1.8017872 × 10^7.
The sum of its digits is 34. It has a total of 6 prime factors and 20 positive divisors.
There are 8907008 positive integers (up to 18017872) that are relatively prime to 18017872.
18017872 has 20 divisors, whose sum is 35304660
The reverse of 18017872 is 27871081
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighteen million seventeen thousand eight hundred seventy-two
Scientific notation
1.8017872 × 10^7
Engineering notation
1.8017872 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 89 × 12653
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2252234
Product of the distinct prime numbers
The prime factorization of 18017872 is 2 × 2 × 2 × 2 × 89 × 12653.
Since it has a total of 6 prime factors.
1 , 2 , 96 , 70 , 341 , 736 , 2076 , 2526 , 18819 , 53857 , 44697 , 494340 , 6717058 , 8812513 , 27794907 , 88174552 , 884973165 , 218740957 , 7260359777 , 7396364838
n×2
36035744
n×3
54053616
n×4
72071488
n×5
90089360
n÷2
9008936
n÷3
6005957.3333333
n÷3
4504468
n÷5
3603574.4
n2
324643711408384
n3
5.8493888377612E+21
n4
1.0539353935701E+29
n5
1.8989673017616E+36
2 √n
4244.7463999631
3 √n
262.16084756373
4 √n
65.151718319344
5 √n
28.257953066005
1 , 2 , 4 , 8 , 16 , 89 , 178 , 356 , 712 , 1424 , 12653 , 25306 , 50612 , 101224 , 202448 , 1126117 , 2252234 , 4504468 , 9008936 , 18017872
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18017871
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18017872 can be divided by 20 positive divisors.
The sum of these divisors (counting 18017872) is 1, the average is 0.05.
Base
System
Value
2
Binary
1000100101110111001010000
3
Ternary
1020220101212121
4
Quaternary
1010232321100
5
Quinary
14103032442
6
Senary
1442104024
8
Octal
104567120
10
Decimal
18017872
12
Duodecimal
604b014
16
Hexadecimal
112ee50
20
Vigesimal
5cc4dc
36
Base36
aq6og
md5
dd625fe89f9982c80ef6477fca291f43
sha1
0abd84e37c57a324a589223e717633baf243323e
sha256
80dce79982cddf69e77103b8f25457b213782f91eeda0738536c1a468301b0fb
sha512
86ca59a9418762faf16bc379eabae6c17d2b55db89fca94b9add5441c390db5456b20d8452845d7bea765577125dbfe9bfff1f9aa4b415b6e5ba7364d6b2549b
ripemd-160
7c0a16fd074e84fd64f7e24043fa2232b37dea45
Diameter
36035744
Circumference
113209628.61704
Area
1.0198982987947E+15
Volume
2.4501862667601E+22
Surface area
4.0795931951788E+15
Circumference
113209628.61704
Perimeter
72071488
Area
324643711408384
Diagonal
25481118.947502
Surface area
1947862268450304
Volume
5.8493888377612E+21
Space diagonal
31207869.748273
Perimeter
54053616
Area
1.4057485062926E+14
Altitude
15603934.874136
Surface area
1.4057485062926E+14
Volume
6.8935708549631E+20
Height
8493706.3158341