20171431 is an odd 8-digits composite number following 20171430
and preceding 20171432 . In scientific notation, it is written as 2.0171431 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 17130528 positive integers (up to 20171431) that are relatively prime to 20171431.
20171431 has 8 divisors, whose sum is 23265440
The reverse of 20171431 is 13417102
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred seventy-one thousand four hundred thirty-one
Scientific notation
2.0171431 × 10^7
Engineering notation
2.0171431 × 10^6
Prime Factorization
7 × 109 × 26437
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20171431
Product of the distinct prime numbers
The prime factorization of 20171431 is 7 × 109 × 26437.
Since it has a total of 3 prime factors.
2 , 5 , 70 , 50 , 352 , 165 , 2861 , 9946 , 6299 , 30858 , 882683 , 567595 , 6966559 , 4954576 , 91399623 , 67913147 , 590066890 , 392795464 , 660595723 , 5673818835
n×2
40342862
n×3
60514293
n×4
80685724
n×5
100857155
n÷2
10085715.5
n÷3
6723810.3333333
n÷3
5042857.75
n÷5
4034286.2
n2
406886628587761
n3
8.2074855533806E+21
n4
1.6555672852351E+29
n5
3.3395161259978E+36
2 √n
4491.2616267592
3 √n
272.21511511517
4 √n
67.016875686347
5 √n
28.903294087026
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
-20171430
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 20171431 can be divided by 8 positive divisors.
The sum of these divisors (counting 20171431) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111100101010100111
3
Ternary
1101221211000001
4
Quaternary
1030330222213
5
Quinary
20130441211
6
Senary
2000202131
8
Octal
114745247
10
Decimal
20171431
12
Duodecimal
6909347
16
Hexadecimal
133caa7
20
Vigesimal
6618bb
36
Base36
c0cdj
md5
6fca3567b74bb50492c4996f46b131d3
sha1
d936a7aefc38745f76d98982c9fc004752ba7c69
sha256
87ea1ca3b4c0e365f528dddfb6194fe63b73715ad5e6a34055a7bac81384395a
sha512
5174c02d0a0013cd14230c6f3713985f950201d291d32d069ee42b925d8ec0538eeb52942b5ca26f6831ef3864432d0be246eb2299267c8d65e0f462e467aca5
ripemd-160
0f1b63d0b6ca4dadd5855eb11cdf0950f3d49cbb
Diameter
40342862
Circumference
126740838.88399
Area
1.2782720432152E+15
Volume
3.4379435091927E+22
Surface area
5.1130881728609E+15
Circumference
126740838.88399
Perimeter
80685724
Area
406886628587761
Diagonal
28526711.292673
Surface area
2441319771526566
Volume
8.2074855533806E+21
Space diagonal
34937943.35337
Perimeter
60514293
Area
1.761870784086E+14
Altitude
17468971.676685
Surface area
1.761870784086E+14
Volume
9.6726144854768E+20
Height
9508903.7642244