18402285 is an odd 8-digits composite number following 18402284
and preceding 18402286 . In scientific notation, it is written as 1.8402285 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 8921440 positive integers (up to 18402285) that are relatively prime to 18402285.
18402285 has 16 divisors, whose sum is 29689920
The reverse of 18402285 is 58220481
Previous prime number is 121
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
eighteen million four hundred two thousand two hundred eighty-five
Scientific notation
1.8402285 × 10^7
Engineering notation
1.8402285 × 10^6
Prime Factorization
3 × 5 × 121 × 10139
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18402285
Product of the distinct prime numbers
The prime factorization of 18402285 is 3 × 5 × 121 × 10139.
Since it has a total of 4 prime factors.
7 , 5 , 62 , 25 , 482 , 315 , 7174 , 9791 , 37503 , 47530 , 702548 , 211435 , 5543409 , 4814649 , 27941468 , 78886616 , 842265113 , 174057158 , 9484903697 , 1260327758
n×2
36804570
n×3
55206855
n×4
73609140
n×5
92011425
n÷2
9201142.5
n÷3
6134095
n÷3
4600571.25
n÷5
3680457
n2
338644093221225
n3
6.2318251170236E+21
n4
1.1467982187363E+29
n5
2.1103707658677E+36
2 √n
4289.7884563228
3 √n
264.01215221839
4 √n
65.49647667106
5 √n
28.377514253538
1 , 3 , 5 , 15 , 121 , 363 , 605 , 1815 , 10139 , 30417 , 50695 , 152085 , 1226819 , 3680457 , 6134095 , 18402285
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18402284
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18402285 can be divided by 16 positive divisors.
The sum of these divisors (counting 18402285) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000110001100101111101101
3
Ternary
1021121221012010
4
Quaternary
1012030233231
5
Quinary
14202333120
6
Senary
1454231433
8
Octal
106145755
10
Decimal
18402285
12
Duodecimal
61b5579
16
Hexadecimal
118cbed
20
Vigesimal
5f05e5
36
Base36
ayfal
md5
8aabe0533d63f37ec645969bbb500c65
sha1
d0d64c5ab5fa10dc02f337469f7fe88fd36ab7cc
sha256
0910af1ab0eccd3604083eed34ed66ad9aaccc8d490b246c6dfd89f1a9357f8c
sha512
59878205b41361c3e7b0b55f24947a71f2dfd54e97977e1572c6df3b35611acdbed71c28e525b6b1fa88867646dc7f457eb132f23929543e277ea14a975a4367
ripemd-160
e4c64e2e2f661fb068cacacdb92484d877c41548
Diameter
36804570
Circumference
115624966.73053
Area
1.0638817954454E+15
Volume
2.610380800813E+22
Surface area
4.2555271817815E+15
Circumference
115624966.73053
Perimeter
73609140
Area
338644093221225
Diagonal
26024761.025655
Surface area
2031864559327350
Volume
6.2318251170236E+21
Space diagonal
31873692.595363
Perimeter
55206855
Area
1.4663719378556E+14
Altitude
15936846.297681
Surface area
1.4663719378556E+14
Volume
7.34427633236E+20
Height
8674920.341885