18393693 is an odd 8-digits composite number following 18393692
and preceding 18393694 . In scientific notation, it is written as 1.8393693 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 12199824 positive integers (up to 18393693) that are relatively prime to 18393693.
18393693 has 8 divisors, whose sum is 24650208
The reverse of 18393693 is 39639381
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighteen million three hundred ninety-three thousand six hundred ninety-three
Scientific notation
1.8393693 × 10^7
Engineering notation
1.8393693 × 10^6
Prime Factorization
3 × 197 × 31123
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18393693
Product of the distinct prime numbers
The prime factorization of 18393693 is 3 × 197 × 31123.
Since it has a total of 3 prime factors.
10 , 3 , 97 , 72 , 628 , 159 , 9994 , 2751 , 67307 , 95939 , 143193 , 696961 , 5374439 , 2913535 , 41405024 , 60495586 , 309243476 , 488917940 , 6887958501 , 7620152061
n×2
36787386
n×3
55181079
n×4
73574772
n×5
91968465
n÷2
9196846.5
n÷3
6131231
n÷3
4598423.25
n÷5
3678738.6
n2
338327942178249
n3
6.2231003017485E+21
n4
1.1446579645857E+29
n5
2.1054487190594E+36
2 √n
4288.7868914181
3 √n
263.97105685913
4 √n
65.488830279813
5 √n
28.374863874513
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
-18393692
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 18393693 can be divided by 8 positive divisors.
The sum of these divisors (counting 18393693) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000110001010101001011101
3
Ternary
1021121111101220
4
Quaternary
1012022221131
5
Quinary
14202044233
6
Senary
1454123553
8
Octal
106125135
10
Decimal
18393693
12
Duodecimal
61b05b9
16
Hexadecimal
118aa5d
20
Vigesimal
5ej44d
36
Base36
ay8nx
md5
8d14e6bfe363f00db24624de7b32c44b
sha1
72316786ec3d2bb3ca01d0525e11125c5f5a6f17
sha256
af464542ecf0572f7593c74bfe8fa3e63ab36d900d98d66c317493c5bb6c9cae
sha512
a2b91c82a9fb7bd0c354676bf6c7a10d71aab6aaacf617611dc1df4ac75ffe474283b6719c1e4453d44fb12b57239cba7d37eea8a0d7f643188d52edbd41992f
ripemd-160
76fdfdd50f92738f75a064efb03eeccdbf47676e
Diameter
36787386
Circumference
115570981.60237
Area
1.0628885776513E+15
Volume
2.6067261587367E+22
Surface area
4.2515543106054E+15
Circumference
115570981.60237
Perimeter
73574772
Area
338327942178249
Diagonal
26012610.102727
Surface area
2029967653069494
Volume
6.2231003017485E+21
Space diagonal
31858810.814824
Perimeter
55181079
Area
1.4650029636824E+14
Altitude
15929405.407412
Surface area
1.4650029636824E+14
Volume
7.3339940389506E+20
Height
8670870.0342424