20121671 is an odd 8-digits composite number following 20121670
and preceding 20121672 . In scientific notation, it is written as 2.0121671 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 19841080 positive integers (up to 20121671) that are relatively prime to 20121671.
20121671 has 8 divisors, whose sum is 20404224
The reverse of 20121671 is 17612102
Previous prime number is 383
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred twenty-one thousand six hundred seventy-one
Scientific notation
2.0121671 × 10^7
Engineering notation
2.0121671 × 10^6
Prime Factorization
107 × 383 × 491
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20121671
Product of the distinct prime numbers
The prime factorization of 20121671 is 107 × 383 × 491.
Since it has a total of 3 prime factors.
7 , 10 , 35 , 28 , 618 , 428 , 5892 , 1633 , 83313 , 83914 , 500398 , 506533 , 2969075 , 6794892 , 14337038 , 91376379 , 379394408 , 124851475 , 7539368151 , 5723575583
n×2
40243342
n×3
60365013
n×4
80486684
n×5
100608355
n÷2
10060835.5
n÷3
6707223.6666667
n÷3
5030417.75
n÷5
4024334.2
n2
404881643832241
n3
8.1468952311315E+21
n4
1.639291455123E+29
n5
3.2985283333096E+36
2 √n
4485.7185600526
3 √n
271.99109237698
4 √n
66.975507165325
5 √n
28.889019946754
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
-20121670
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 20121671 can be divided by 8 positive divisors.
The sum of these divisors (counting 20121671) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000100001000111
3
Ternary
1101212021202002
4
Quaternary
1030300201013
5
Quinary
20122343141
6
Senary
1555135515
8
Octal
114604107
10
Decimal
20121671
12
Duodecimal
68a459b
16
Hexadecimal
1330847
20
Vigesimal
65f43b
36
Base36
bz9zb
md5
ef15f39194ac83dccc7c84366371cc18
sha1
5bc9683224bde2ec0e46a8821f4b9cdac3b17d47
sha256
e22f9b2e318c7b5745318f410445d71daac1ceaaa56941c65b2e034d0709ac13
sha512
0ecca236f155ff714b2b0d38a3f81d139a98cadb0357ed84827cb84b68534c2bd3fd35188cefc18c196a45a11707cf22f775f1b3d2af4a11e4e53467d704b17c
ripemd-160
0268eb00f8dec8a8ccf2d847b24e538107d0b0c6
Diameter
40243342
Circumference
126428187.5831
Area
1.2719731978367E+15
Volume
3.4125634943585E+22
Surface area
5.0878927913469E+15
Circumference
126428187.5831
Perimeter
80486684
Area
404881643832241
Diagonal
28456340.025809
Surface area
2429289862993446
Volume
8.1468952311315E+21
Space diagonal
34851756.505185
Perimeter
60365013
Area
1.7531889454236E+14
Altitude
17425878.252593
Surface area
1.7531889454236E+14
Volume
9.6012081059158E+20
Height
9485446.6752698