20182031 is an odd 8-digits composite number following 20182030
and preceding 20182032 . In scientific notation, it is written as 2.0182031 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 19938792 positive integers (up to 20182031) that are relatively prime to 20182031.
20182031 has 4 divisors, whose sum is 20425272
The reverse of 20182031 is 13028102
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million one hundred eighty-two thousand thirty-one
Scientific notation
2.0182031 × 10^7
Engineering notation
2.0182031 × 10^6
Prime Factorization
83 × 243157
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20182031
Product of the distinct prime numbers
The prime factorization of 20182031 is 83 × 243157.
Since it has a total of 2 prime factors.
10 , 10 , 26 , 38 , 907 , 515 , 2677 , 8493 , 94160 , 5458 , 907137 , 241722 , 4455931 , 8322117 , 89115642 , 17317147 , 73682257 , 522100980 , 3449384862 , 2236794949
n×2
40364062
n×3
60546093
n×4
80728124
n×5
100910155
n÷2
10091015.5
n÷3
6727343.6666667
n÷3
5045507.75
n÷5
4036406.2
n2
407314375284961
n3
8.2204313487467E+21
n4
1.6590500031378E+29
n5
3.3482998593877E+36
2 √n
4492.4415410776
3 √n
272.26278938829
4 √n
67.025678221691
5 √n
28.906331159985
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20182030
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20182031 can be divided by 4 positive divisors.
The sum of these divisors (counting 20182031) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111111010000001111
3
Ternary
1101222100112122
4
Quaternary
1030333100033
5
Quinary
20131311111
6
Senary
2000323155
8
Octal
114772017
10
Decimal
20182031
12
Duodecimal
69134bb
16
Hexadecimal
133f40f
20
Vigesimal
662f1b
36
Base36
c0kjz
md5
3e33d524e6bb46a7b0387491d7f24e79
sha1
c15611c67af3226f7d828b617bc18d822e1c225d
sha256
419f0e19c42f8fd9aada0ddeb53e7d1820f29b5884a686757bb09875bf08c845
sha512
10bb1580f429ce036611e8711ae9dc1fe20075c799afd6078f5d3c99f5f758426557298bea46942f3474e77d6bf1e8806ad9b98083625aa3c9b02dc86bd9a3e0
ripemd-160
8df8bde7b7bd3226470f5169c7fbc66ed6a219ee
Diameter
40364062
Circumference
126807440.64824
Area
1.2796158490967E+15
Volume
3.4433662312749E+22
Surface area
5.118463396387E+15
Circumference
126807440.64824
Perimeter
80728124
Area
407314375284961
Diagonal
28541701.956434
Surface area
2443886251709766
Volume
8.2204313487467E+21
Space diagonal
34956303.09193
Perimeter
60546093
Area
1.7637229816168E+14
Altitude
17478151.545965
Surface area
1.7637229816168E+14
Volume
9.6878712516288E+20
Height
9513900.6521447