20402055 is an odd 8-digits composite number following 20402054
and preceding 20402056 . In scientific notation, it is written as 2.0402055 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 10881072 positive integers (up to 20402055) that are relatively prime to 20402055.
20402055 has 8 divisors, whose sum is 27202800
The reverse of 20402055 is 55020402
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million four hundred two thousand fifty-five
Scientific notation
2.0402055 × 10^7
Engineering notation
2.0402055 × 10^6
Prime Factorization
5 × 9 × 453379
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20402055
Product of the distinct prime numbers
The prime factorization of 20402055 is 5 × 9 × 453379.
Since it has a total of 3 prime factors.
10 , 9 , 61 , 45 , 239 , 222 , 5185 , 6327 , 7485 , 31809 , 996524 , 892235 , 2967870 , 2409173 , 57100686 , 43114818 , 444722556 , 120781198 , 7017151326 , 1242341708
n×2
40804110
n×3
61206165
n×4
81608220
n×5
102010275
n÷2
10201027.5
n÷3
6800685
n÷3
5100513.75
n÷5
4080411
n2
416243848223025
n3
8.4922298848578E+21
n4
1.7325894118351E+29
n5
3.5348384472678E+36
2 √n
4516.8634028494
3 √n
273.24861625322
4 √n
67.207614173168
5 √n
28.969085316406
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
-20402054
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 20402055 can be divided by 8 positive divisors.
The sum of these divisors (counting 20402055) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110100111110000111
3
Ternary
1102101112100200
4
Quaternary
1031310332013
5
Quinary
20210331210
6
Senary
2005141543
8
Octal
115647607
10
Decimal
20402055
12
Duodecimal
69ba8b3
16
Hexadecimal
1374f87
20
Vigesimal
67a52f
36
Base36
c5abr
md5
ecbb7cbebbd8c882cc62fbd901fb5df0
sha1
2f58786a29be4b035c7c56d6b63e12c4f6494f82
sha256
0dd39f069dafdc5588089f732c29e4b65f6abb07e1f1675aa1e63bdfa0b76e1b
sha512
d64bf4c2eadc0e78e274a890e3aa5cf7289dbfaf664cc93b88d9c953563a0ffc66ad5e2f49886b0ccf6ece58bc3c08a287379d0b251d50bbb80e4f52c59f4e1e
ripemd-160
c1863f84f1a96f715336e0ef95a9da4598450c8a
Diameter
40804110
Circumference
128189892.21227
Area
1.3076686156794E+15
Volume
3.5572169358487E+22
Surface area
5.2306744627176E+15
Circumference
128189892.21227
Perimeter
81608220
Area
416243848223025
Diagonal
28852862.881282
Surface area
2497463089338150
Volume
8.4922298848578E+21
Space diagonal
35337395.838815
Perimeter
61206165
Area
1.8023887336507E+14
Altitude
17668697.919407
Surface area
1.8023887336507E+14
Volume
1.0008188898297E+21
Height
9617620.9604273