18390693 is an odd 8-digits composite number following 18390692
and preceding 18390694 . In scientific notation, it is written as 1.8390693 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 12122528 positive integers (up to 18390693) that are relatively prime to 18390693.
18390693 has 8 divisors, whose sum is 24796800
The reverse of 18390693 is 39609381
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighteen million three hundred ninety thousand six hundred ninety-three
Scientific notation
1.8390693 × 10^7
Engineering notation
1.8390693 × 10^6
Prime Factorization
3 × 89 × 68879
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18390693
Product of the distinct prime numbers
The prime factorization of 18390693 is 3 × 89 × 68879.
Since it has a total of 3 prime factors.
3 , 6 , 93 , 38 , 385 , 731 , 2077 , 3071 , 42240 , 78505 , 428990 , 882681 , 8432320 , 6426799 , 88794979 , 77766082 , 279355082 , 770021453 , 7018231256 , 2708899137
n×2
36781386
n×3
55172079
n×4
73562772
n×5
91953465
n÷2
9195346.5
n÷3
6130231
n÷3
4597673.25
n÷5
3678138.6
n2
338217589020249
n3
6.2200558468716E+21
n4
1.1439113752267E+29
n5
2.1037322921002E+36
2 √n
4288.4371279057
3 √n
263.95670490657
4 √n
65.486159819505
5 √n
28.373938229558
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
-18390692
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 18390693 can be divided by 8 positive divisors.
The sum of these divisors (counting 18390693) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000110001001111010100101
3
Ternary
1021121100021210
4
Quaternary
1012021322211
5
Quinary
14202000233
6
Senary
1454102033
8
Octal
106117245
10
Decimal
18390693
12
Duodecimal
61aa919
16
Hexadecimal
1189ea5
20
Vigesimal
5eiged
36
Base36
ay6cl
md5
cfe82a4284bfff4e08f4c2b627a19521
sha1
36eca721944736d7fe8d1f40c3f4ea99daf03bbb
sha256
03766e6e79802d2a69e87d5b4d203cdc97ffa0de045dd86b8f7aebf04a09f649
sha512
7727507b96421e216c09abcfd161504953f7ec4282b3b343a80db90bfa9d78c5ec83d65ba21a07bdf13a01ba3ec44988283ca3ca940b7d70e962a3b34f2227fe
ripemd-160
f51237a876470a7449d4bcbe5ce7886546698f94
Diameter
36781386
Circumference
115552132.04645
Area
1.0625418929809E+15
Volume
2.60545090046E+22
Surface area
4.2501675719235E+15
Circumference
115552132.04645
Perimeter
73562772
Area
338217589020249
Diagonal
26008367.46204
Surface area
2029305534121494
Volume
6.2200558468716E+21
Space diagonal
31853614.662401
Perimeter
55172079
Area
1.4645251204913E+14
Altitude
15926807.331201
Surface area
1.4645251204913E+14
Volume
7.3304061144699E+20
Height
8669455.82068