18285961 is an odd 8-digits composite number following 18285960
and preceding 18285962 . In scientific notation, it is written as 1.8285961 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 16954128 positive integers (up to 18285961) that are relatively prime to 18285961.
18285961 has 8 divisors, whose sum is 19658880
The reverse of 18285961 is 16958281
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighteen million two hundred eighty-five thousand nine hundred sixty-one
Scientific notation
1.8285961 × 10^7
Engineering notation
1.8285961 × 10^6
Prime Factorization
19 × 47 × 20477
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18285961
Product of the distinct prime numbers
The prime factorization of 18285961 is 19 × 47 × 20477.
Since it has a total of 3 prime factors.
7 , 2 , 79 , 21 , 237 , 648 , 9757 , 3021 , 99871 , 96651 , 321609 , 900429 , 7984854 , 9221416 , 26640101 , 98509608 , 816398929 , 555022800 , 2375401206 , 197521687
n×2
36571922
n×3
54857883
n×4
73143844
n×5
91429805
n÷2
9142980.5
n÷3
6095320.3333333
n÷3
4571490.25
n÷5
3657192.2
n2
334376369693521
n3
6.1143932555373E+21
n4
1.1180755660942E+29
n5
2.0445086196651E+36
2 √n
4276.2087180118
3 √n
263.4546872527
4 √n
65.392726797495
5 √n
28.341547370037
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
-18285960
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 18285961 can be divided by 8 positive divisors.
The sum of these divisors (counting 18285961) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101110000010110001001
3
Ternary
1021102000121211
4
Quaternary
1011300112021
5
Quinary
14140122321
6
Senary
1451533121
8
Octal
105602611
10
Decimal
18285961
12
Duodecimal
615a1a1
16
Hexadecimal
1170589
20
Vigesimal
5e5ei1
36
Base36
avxjd
md5
ce27945f2fb1290765bf6441e79756d4
sha1
68918b712e45ea66ad165bcca97b2c8818016c64
sha256
20bba075fc331f25b1d896e4d70909bcf9d537915919d36e3710cf7f958d6046
sha512
22621166e6709030e3a3611bd76460b4296598ffa83ffff2090cec6a989ccc2c061d1ca964a3febcaffca07af353e2887713be69f23bc190d7cbd137eee01cce
ripemd-160
8d979c09a8e4dd13aa92b073a5eb7e30118321c3
Diameter
36571922
Circumference
114894081.48286
Area
1.0504743465632E+15
Volume
2.5611910577007E+22
Surface area
4.2018973862528E+15
Circumference
114894081.48286
Perimeter
73143844
Area
334376369693521
Diagonal
25860254.047225
Surface area
2006258218161126
Volume
6.1143932555373E+21
Space diagonal
31672213.517223
Perimeter
54857883
Area
1.447892152899E+14
Altitude
15836106.758611
Surface area
1.447892152899E+14
Volume
7.2058815563862E+20
Height
8620084.6824085