20178149 is an odd 8-digits composite number following 20178148
and preceding 20178150 . In scientific notation, it is written as 2.0178149 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 19807200 positive integers (up to 20178149) that are relatively prime to 20178149.
20178149 has 8 divisors, whose sum is 20551872
The reverse of 20178149 is 94187102
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred seventy-eight thousand one hundred forty-nine
Scientific notation
2.0178149 × 10^7
Engineering notation
2.0178149 × 10^6
Prime Factorization
263 × 73 × 1051
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20178149
Product of the distinct prime numbers
The prime factorization of 20178149 is 263 × 73 × 1051.
Since it has a total of 3 prime factors.
1 , 1 , 89 , 67 , 108 , 320 , 2581 , 7684 , 12597 , 48892 , 467431 , 744612 , 3840218 , 4696892 , 7905861 , 46041137 , 660851766 , 14960973 , 7096884170 , 1590063118
n×2
40356298
n×3
60534447
n×4
80712596
n×5
100890745
n÷2
10089074.5
n÷3
6726049.6666667
n÷3
5044537.25
n÷5
4035629.8
n2
407157697066201
n3
8.2156886778987E+21
n4
1.6577739028025E+29
n5
3.3450808819061E+36
2 √n
4492.0094612545
3 √n
272.24533174785
4 √n
67.022454903223
5 √n
28.90521905177
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
-20178148
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 20178149 can be divided by 8 positive divisors.
The sum of these divisors (counting 20178149) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111110010011100101
3
Ternary
1101222011012212
4
Quaternary
1030332103211
5
Quinary
20131200044
6
Senary
2000253205
8
Octal
114762345
10
Decimal
20178149
12
Duodecimal
6911205
16
Hexadecimal
133e4e5
20
Vigesimal
662579
36
Base36
c0hk5
md5
c50c05c10be987d7f800e675486cc14b
sha1
0cdef35afad9c2e30f645e070f7748f7465c85ca
sha256
0c63f2eef3cd41abdbe28fa83677de00c088eb9536f978352749ebda8125bc03
sha512
685fff27a061e3fb5997a91a99b6424a91a933299cc96f503bc16a14cf1b30f3df4220bf7dffbb671846b1d8066f2644d0cfb102afb2d6bad30a4bf5899aed1f
ripemd-160
f565b3249baa6b0b92656a287a82cb333f846d81
Diameter
40356298
Circumference
126783049.32288
Area
1.2791236299557E+15
Volume
3.4413796259556E+22
Surface area
5.1164945198229E+15
Circumference
126783049.32288
Perimeter
80712596
Area
407157697066201
Diagonal
28536211.979385
Surface area
2442946182397206
Volume
8.2156886778987E+21
Space diagonal
34949579.270695
Perimeter
60534447
Area
1.7630445450285E+14
Altitude
17474789.635348
Surface area
1.7630445450285E+14
Volume
9.6822819604328E+20
Height
9512070.659795