18042180 is an even 8-digits composite number following 18042179
and preceding 18042181 . In scientific notation, it is written as 1.8042180 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 12 positive divisors.
There are 4440960 positive integers (up to 18042180) that are relatively prime to 18042180.
18042180 has 12 divisors, whose sum is 31737104
The reverse of 18042180 is 08124081
Previous prime number is 195
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
eighteen million forty-two thousand one hundred eighty
Scientific notation
1.8042180 × 10^7
Engineering notation
1.8042180 × 10^6
Prime Factorization
2 × 2 × 195 × 23131
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9021090
Product of the distinct prime numbers
The prime factorization of 18042180 is 2 × 2 × 195 × 23131.
Since it has a total of 4 prime factors.
10 , 10 , 11 , 82 , 144 , 420 , 2512 , 8571 , 22816 , 13101 , 852292 , 713562 , 2047478 , 6516007 , 81084200 , 31991291 , 182429703 , 554937835 , 8641287281 , 217336643
n×2
36084360
n×3
54126540
n×4
72168720
n×5
90210900
n÷2
9021090
n÷3
6014060
n÷3
4510545
n÷5
3608436
n2
325520259152400
n3
5.8730951092742E+21
n4
1.0596343911865E+29
n5
1.9118114419976E+36
2 √n
4247.6087390437
3 √n
262.27868875048
4 √n
65.173681337206
5 √n
28.265573543561
1 , 2 , 4 , 195 , 390 , 780 , 23131 , 46262 , 92524 , 4510545 , 9021090 , 18042180
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18042179
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18042180 can be divided by 12 positive divisors.
The sum of these divisors (counting 18042180) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000100110100110101000100
3
Ternary
1020221122012220
4
Quaternary
1010310311010
5
Quinary
14104322210
6
Senary
1442412340
8
Octal
104646504
10
Decimal
18042180
12
Duodecimal
60610b0
16
Hexadecimal
1134d44
20
Vigesimal
5cf590
36
Base36
aqpfo
md5
b4bfcf3c9f313dbd569dbb54e2a91496
sha1
07f01e43cff4ede3706b5914737db43735169330
sha256
2815f5751e148392f745c283e6cfc6677d3e079c848226dde145076c0815f51d
sha512
b99f68be52d924d6f30e2e510940017e046074231048b9d3bd4db171512a155b09afd2c42b32240251d078cb5e1412dc57bfa90b6add267b2159c7a8aa8b994e
ripemd-160
2424652e18c7f1b72e6f47cc8efa075f09963eda
Diameter
36084360
Circumference
113362360.28549
Area
1.0226520547478E+15
Volume
2.4601163265507E+22
Surface area
4.0906082189913E+15
Circumference
113362360.28549
Perimeter
72168720
Area
325520259152400
Diagonal
25515495.650777
Surface area
1953121554914400
Volume
5.8730951092742E+21
Space diagonal
31249972.439303
Perimeter
54126540
Area
1.4095440693624E+14
Altitude
15624986.219652
Surface area
1.4095440693624E+14
Volume
6.9215089638689E+20
Height
8505165.2169255