18157055 is an odd 8-digits composite number following 18157054
and preceding 18157056 . In scientific notation, it is written as 1.8157055 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 12145920 positive integers (up to 18157055) that are relatively prime to 18157055.
18157055 has 8 divisors, whose sum is 19132848
The reverse of 18157055 is 55075181
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighteen million one hundred fifty-seven thousand fifty-five
Scientific notation
1.8157055 × 10^7
Engineering notation
1.8157055 × 10^6
Prime Factorization
35 × 41 × 12653
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18157055
Product of the distinct prime numbers
The prime factorization of 18157055 is 35 × 41 × 12653.
Since it has a total of 3 prime factors.
2 , 9 , 23 , 18 , 706 , 315 , 5580 , 5159 , 88944 , 23489 , 208966 , 405804 , 2559888 , 5944635 , 33699103 , 72429285 , 465071872 , 690641037 , 5593424378 , 9180881602
n×2
36314110
n×3
54471165
n×4
72628220
n×5
90785275
n÷2
9078527.5
n÷3
6052351.6666667
n÷3
4539263.75
n÷5
3631411
n2
329678646273025
n3
5.9859933127049E+21
n4
1.0868800980841E+29
n5
1.9734541719319E+36
2 √n
4261.1095972763
3 √n
262.83415645661
4 √n
65.277175163117
5 √n
28.301475742752
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
-18157054
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 18157055 can be divided by 8 positive divisors.
The sum of these divisors (counting 18157055) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101010000110111111111
3
Ternary
1021011110210112
4
Quaternary
1011100313333
5
Quinary
14122011210
6
Senary
1445100235
8
Octal
105206777
10
Decimal
18157055
12
Duodecimal
60b767b
16
Hexadecimal
1150dff
20
Vigesimal
5d9ccf
36
Base36
at62n
md5
9b0e6a4db4824da3e6df89c4f7c2c992
sha1
97d89904b58232a245d95534ad8c638baa579f5f
sha256
3cfa383825ae5cf9a30bb5ab5877128a0f6536ab6d724dfd3b9fd1b33733f6e6
sha512
2d04b8488664719928275144a557b35ffdde04b538958a6a9cfe08e5495ee35fdd23bf540f2bde166cb754e171022146b20f315500eee750a69b2e88f4235949
ripemd-160
df39eecd7d4cfff24084c23d6c6d80ea9674cce8
Diameter
36314110
Circumference
114084141.19765
Area
1.0357160131768E+15
Volume
2.5074070154175E+22
Surface area
4.1428640527071E+15
Circumference
114084141.19765
Perimeter
72628220
Area
329678646273025
Diagonal
25677953.433754
Surface area
1978071877638150
Volume
5.9859933127049E+21
Space diagonal
31448941.775823
Perimeter
54471165
Area
1.4275504137885E+14
Altitude
15724470.887911
Surface area
1.4275504137885E+14
Volume
7.0545607725849E+20
Height
8559317.8112514