20171131 is an odd 8-digits composite number following 20171130
and preceding 20171132 . In scientific notation, it is written as 2.0171131 × 10^7.
The sum of its digits is 16. It has a total of 3 prime factors and 8 positive divisors.
There are 19678248 positive integers (up to 20171131) that are relatively prime to 20171131.
20171131 has 8 divisors, whose sum is 20666880
The reverse of 20171131 is 13117102
Previous prime number is 919
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million one hundred seventy-one thousand one hundred thirty-one
Scientific notation
2.0171131 × 10^7
Engineering notation
2.0171131 × 10^6
Prime Factorization
47 × 919 × 467
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20171131
Product of the distinct prime numbers
The prime factorization of 20171131 is 47 × 919 × 467.
Since it has a total of 3 prime factors.
5 , 10 , 6 , 87 , 121 , 733 , 9378 , 4122 , 92656 , 58906 , 505336 , 84013 , 3598340 , 9874333 , 86050246 , 77988321 , 529396230 , 85373678 , 7816844106 , 6795302368
n×2
40342262
n×3
60513393
n×4
80684524
n×5
100855655
n÷2
10085565.5
n÷3
6723710.3333333
n÷3
5042782.75
n÷5
4034226.2
n2
406874525819161
n3
8.2071193608612E+21
n4
1.6554687976057E+29
n5
3.3392677982916E+36
2 √n
4491.2282284471
3 √n
272.21376560029
4 √n
67.01662650751
5 √n
28.903208113554
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
-20171130
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 20171131 can be divided by 8 positive divisors.
The sum of these divisors (counting 20171131) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111100100101111011
3
Ternary
1101221210120221
4
Quaternary
1030330211323
5
Quinary
20130434011
6
Senary
2000200511
8
Octal
114744573
10
Decimal
20171131
12
Duodecimal
6909137
16
Hexadecimal
133c97b
20
Vigesimal
6617gb
36
Base36
c0c57
md5
21635bfdc5175ce523de634889b83c39
sha1
c90d69615a772f7a9c9fec2b431c1b44bd32d9a0
sha256
061efbd58d9244595534e7ac65ce392057d0145f5f3375878656dbb7d735ae50
sha512
c2eb5dee98e6578e24ae5f4fe60cf6f78a5aa3d4e252d40fb1376674e341da9f6822e5b76ff1220e6fe74238e60eb40435c830215d02a9f412cbc4e4c75c339e
ripemd-160
4ac01b4bce42676a966770ffe9c567de4bcb0c97
Diameter
40342262
Circumference
126738953.92839
Area
1.2782340212463E+15
Volume
3.4377901188288E+22
Surface area
5.1129360849852E+15
Circumference
126738953.92839
Perimeter
80684524
Area
406874525819161
Diagonal
28526287.028604
Surface area
2441247154914966
Volume
8.2071193608612E+21
Space diagonal
34937423.738128
Perimeter
60513393
Area
1.7618183775607E+14
Altitude
17468711.869064
Surface area
1.7618183775607E+14
Volume
9.6721829234539E+20
Height
9508762.3428681