18390061 is an odd 8-digits composite number following 18390060
and preceding 18390062 . In scientific notation, it is written as 1.8390061 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 18168412 positive integers (up to 18390061) that are relatively prime to 18390061.
18390061 has 4 divisors, whose sum is 18611712
The reverse of 18390061 is 16009381
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
eighteen million three hundred ninety thousand sixty-one
Scientific notation
1.8390061 × 10^7
Engineering notation
1.8390061 × 10^6
Prime Factorization
83 × 221567
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18390061
Product of the distinct prime numbers
The prime factorization of 18390061 is 83 × 221567.
Since it has a total of 2 prime factors.
1 , 10 , 7 , 100 , 282 , 444 , 5916 , 8408 , 96334 , 39794 , 78983 , 74318 , 6402155 , 5335142 , 22960743 , 62470856 , 292394883 , 936266524 , 1533879942 , 8787920454
n×2
36780122
n×3
55170183
n×4
73560244
n×5
91950305
n÷2
9195030.5
n÷3
6130020.3333333
n÷3
4597515.25
n÷5
3678012.2
n2
338194343583721
n3
6.2194146083596E+21
n4
1.1437541403202E+29
n5
2.1033708409492E+36
2 √n
4288.3634407545
3 √n
263.95368122953
4 √n
65.485597200869
5 √n
28.373743211617
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18390060
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18390061 can be divided by 4 positive divisors.
The sum of these divisors (counting 18390061) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000110001001110000101101
3
Ternary
1021121022102101
4
Quaternary
1012021300231
5
Quinary
14201440221
6
Senary
1454055101
8
Octal
106116055
10
Decimal
18390061
12
Duodecimal
61aa491
16
Hexadecimal
1189c2d
20
Vigesimal
5eif31
36
Base36
ay5v1
md5
40a2e702f74543bc9df82fbaf552acaf
sha1
9656629ff61a7c748a0a2c68242a15c5d6681df5
sha256
4dde6ee4082231248661d48659413c47e1225b6dec35c57e035c71b7a0755517
sha512
c20598054689a0bf40c7bd8e2bebae033c6f1a4ffbcc55f78e956c2e704fd1a6d52d7f65d70bac2a5767f07c32f5dea531c5432cc5ef8c8b94fbc2a897d018f2
ripemd-160
6d0283d5ee4ce7d2526984e4393df94674d64f0d
Diameter
36780122
Circumference
115548161.07334
Area
1.0624688652882E+15
Volume
2.6051822991002E+22
Surface area
4.249875461153E+15
Circumference
115548161.07334
Perimeter
73560244
Area
338194343583721
Diagonal
26007473.679069
Surface area
2029166061502326
Volume
6.2194146083596E+21
Space diagonal
31852520.006291
Perimeter
55170183
Area
1.4644244647985E+14
Altitude
15926260.003145
Surface area
1.4644244647985E+14
Volume
7.3296504076362E+20
Height
8669157.8930228