23218985 is an odd 8-digits composite number following 23218984
and preceding 23218986 . In scientific notation, it is written as 2.3218985 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 18470704 positive integers (up to 23218985) that are relatively prime to 23218985.
23218985 has 8 divisors, whose sum is 28019520
The reverse of 23218985 is 58981232
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-three million two hundred eighteen thousand nine hundred eighty-five
Scientific notation
2.3218985 × 10^7
Engineering notation
2.3218985 × 10^6
Prime Factorization
5 × 179 × 25943
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
23218985
Product of the distinct prime numbers
The prime factorization of 23218985 is 5 × 179 × 25943.
Since it has a total of 3 prime factors.
8 , 6 , 4 , 7 , 303 , 800 , 1050 , 2716 , 73035 , 32554 , 274211 , 363453 , 7092947 , 676966 , 26676485 , 73970611 , 539523088 , 13521729 , 481938878 , 2907161715
n×2
46437970
n×3
69656955
n×4
92875940
n×5
116094925
n÷2
11609492.5
n÷3
7739661.6666667
n÷3
5804746.25
n÷5
4643797
n2
539121264430225
n3
1.2517848551986E+22
n4
2.9065173776084E+29
n5
6.748638339293E+36
2 √n
4818.6082015453
3 √n
285.28640542734
4 √n
69.416195527739
5 √n
29.72820219749
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
-23218984
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 23218985 can be divided by 8 positive divisors.
The sum of these divisors (counting 23218985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011000100100101100101001
3
Ternary
1121200122110102
4
Quaternary
1120210230221
5
Quinary
21421001420
6
Senary
2145355145
8
Octal
130445451
10
Decimal
23218985
12
Duodecimal
7938ab5
16
Hexadecimal
1624b29
20
Vigesimal
752795
36
Base36
dtnvt
md5
7f88968f460f34c0d1e040d6c1036d14
sha1
6e9dbd0e62853e448137b86b237c65da2fc41cdc
sha256
69921ef692b08045a62afe43e4cd8c9ef5c3b28a468135f6916e1552f3f361a8
sha512
e853f1310a40dd41d6d55deb1f1c965b28a78603b39da2f87d82ac751c3c08c18795ed952afb6c67d5981baa317abb9934658d9e51c4dc71a047057c4c36606c
ripemd-160
47c8612aa22348bcc2996e9471fefe386d21d049
Diameter
46437970
Circumference
145889185.39962
Area
1.693699403728E+15
Volume
5.243464139956E+22
Surface area
6.7747976149121E+15
Circumference
145889185.39962
Perimeter
92875940
Area
539121264430225
Diagonal
32836603.491537
Surface area
3234727586581350
Volume
1.2517848551986E+22
Space diagonal
40216461.72018
Perimeter
69656955
Area
2.3344635535848E+14
Altitude
20108230.86009
Surface area
2.3344635535848E+14
Volume
1.475242599496E+21
Height
10945534.497179