20171489 is an odd 8-digits composite number following 20171488
and preceding 20171490 . In scientific notation, it is written as 2.0171489 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 18341136 positive integers (up to 20171489) that are relatively prime to 20171489.
20171489 has 8 divisors, whose sum is 22048320
The reverse of 20171489 is 98417102
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred seventy-one thousand four hundred eighty-nine
Scientific notation
2.0171489 × 10^7
Engineering notation
2.0171489 × 10^6
Prime Factorization
13 × 67 × 23159
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20171489
Product of the distinct prime numbers
The prime factorization of 20171489 is 13 × 67 × 23159.
Since it has a total of 3 prime factors.
7 , 5 , 79 , 71 , 794 , 843 , 44 , 371 , 26130 , 32310 , 408152 , 464088 , 915234 , 7258595 , 67189311 , 27997239 , 390122824 , 466413216 , 4335456564 , 7622540595
n×2
40342978
n×3
60514467
n×4
80685956
n×5
100857445
n÷2
10085744.5
n÷3
6723829.6666667
n÷3
5042872.25
n÷5
4034297.8
n2
406888968477121
n3
8.2075563518576E+21
n4
1.6555863266838E+29
n5
3.3395641377252E+36
2 √n
4491.2680837376
3 √n
272.21537601984
4 √n
67.016923860601
5 √n
28.903310708446
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
-20171488
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 20171489 can be divided by 8 positive divisors.
The sum of these divisors (counting 20171489) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111100101011100001
3
Ternary
1101221211002012
4
Quaternary
1030330223201
5
Quinary
20130441424
6
Senary
2000202305
8
Octal
114745341
10
Decimal
20171489
12
Duodecimal
6909395
16
Hexadecimal
133cae1
20
Vigesimal
6618e9
36
Base36
c0cf5
md5
45a381be3e56df7dc255c52d9ac47368
sha1
8f4866ad30fa286365f98b05e6d40169ae36b50c
sha256
142c5ed747441b42cdb826371973442c179cba293fcdb78aff7cbb8e21c9e13a
sha512
010c5a5e07a81829731416ad9f098fe1db872085bc47f02a828b723c93ab3924743485ceaad7f78ac06a5bdb8e5faf00d3d8233257aca542be26d96c444a7e91
ripemd-160
b9092f8f4d3495781a2904ed3c47eeeb18b62c4a
Diameter
40342978
Circumference
126741203.30873
Area
1.2782793941945E+15
Volume
3.4379731651893E+22
Surface area
5.1131175767778E+15
Circumference
126741203.30873
Perimeter
80685956
Area
406888968477121
Diagonal
28526793.31706
Surface area
2441333810862726
Volume
8.2075563518576E+21
Space diagonal
34938043.812317
Perimeter
60514467
Area
1.7618809161042E+14
Altitude
17469021.906158
Surface area
1.7618809161042E+14
Volume
9.672697922282E+20
Height
9508931.1056866