20001290 is an even 8-digits composite number following 20001289
and preceding 20001291 . In scientific notation, it is written as 2.0001290 × 10^7.
The sum of its digits is 14. It has a total of 4 prime factors and 16 positive divisors.
There are 7869120 positive integers (up to 20001290) that are relatively prime to 20001290.
20001290 has 16 divisors, whose sum is 36593640
The reverse of 20001290 is 09210002
Previous prime number is 61
Is Prime? no
Number parity even
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty million one thousand two hundred ninety
Scientific notation
2.0001290 × 10^7
Engineering notation
2.0001290 × 10^6
Prime Factorization
2 × 5 × 61 × 32789
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20001290
Product of the distinct prime numbers
The prime factorization of 20001290 is 2 × 5 × 61 × 32789.
Since it has a total of 4 prime factors.
4 , 9 , 7 , 59 , 614 , 646 , 5361 , 2183 , 33675 , 4520 , 159153 , 627925 , 8748903 , 1206043 , 51370201 , 60313256 , 648801369 , 315273851 , 6675656762 , 6172126648
n×2
40002580
n×3
60003870
n×4
80005160
n×5
100006450
n÷2
10000645
n÷3
6667096.6666667
n÷3
5000322.5
n÷5
4000258
n2
400051601664100
n3
8.0015480998481E+21
n4
1.6004128399401E+29
n5
3.2010321331366E+36
2 √n
4472.2801790586
3 √n
271.4475975319
4 √n
66.875108815303
5 √n
28.854370325117
1 , 2 , 5 , 10 , 61 , 122 , 305 , 610 , 32789 , 65578 , 163945 , 327890 , 2000129 , 4000258 , 10000645 , 20001290
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20001289
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20001290 can be divided by 16 positive divisors.
The sum of these divisors (counting 20001290) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100010011001000001010
3
Ternary
1101122011121112
4
Quaternary
1030103020022
5
Quinary
20110020130
6
Senary
1552410322
8
Octal
114231012
10
Decimal
20001290
12
Duodecimal
68469a2
16
Hexadecimal
131320a
20
Vigesimal
65034a
36
Base36
bwp3e
md5
e40129a5a1069c97a14dc6c254b329d2
sha1
38965dc94d87292c1cc6f2779fa75258c084fafe
sha256
b28c9a90955699ab79fd8c8e28173059d24f4a2187dfb7de1f71116e00a4decf
sha512
0ee08741e2e90888e6e126c5e463d12178f0561a313dda5e62e9ddc4f8a3f995736aebaae8ee715d621da2937b5cb05d3ff2b1faae370ab56b43aa77c8bd3beb
ripemd-160
0c2f126a6829d30f5fa21dc0e2216bad3184fd3f
Diameter
40002580
Circumference
125671811.45264
Area
1.2567991728448E+15
Volume
3.3516806303771E+22
Surface area
5.0271966913791E+15
Circumference
125671811.45264
Perimeter
80005160
Area
400051601664100
Diagonal
28286095.582957
Surface area
2400309609984600
Volume
8.0015480998481E+21
Space diagonal
34643250.496919
Perimeter
60003870
Area
1.7322742493288E+14
Altitude
17321625.24846
Surface area
1.7322742493288E+14
Volume
9.4299148689883E+20
Height
9428698.5276525