20123591 is an odd 8-digits composite number following 20123590
and preceding 20123592 . In scientific notation, it is written as 2.0123591 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 19868784 positive integers (up to 20123591) that are relatively prime to 20123591.
20123591 has 4 divisors, whose sum is 20378400
The reverse of 20123591 is 19532102
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred twenty-three thousand five hundred ninety-one
Scientific notation
2.0123591 × 10^7
Engineering notation
2.0123591 × 10^6
Prime Factorization
79 × 254729
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20123591
Product of the distinct prime numbers
The prime factorization of 20123591 is 79 × 254729.
Since it has a total of 2 prime factors.
1 , 8 , 71 , 90 , 520 , 111 , 3104 , 1881 , 83274 , 24379 , 91177 , 725501 , 6979427 , 2672335 , 85833683 , 86144275 , 752763525 , 62805241 , 9663861151 , 674658757
n×2
40247182
n×3
60370773
n×4
80494364
n×5
100617955
n÷2
10061795.5
n÷3
6707863.6666667
n÷3
5030897.75
n÷5
4024718.2
n2
404958914735281
n3
8.1492275719367E+21
n4
1.6399172262358E+29
n5
3.3001023534623E+36
2 √n
4485.9325674825
3 √n
271.99974318747
4 √n
66.977104800689
5 √n
28.889571240942
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20123590
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20123591 can be divided by 4 positive divisors.
The sum of these divisors (counting 20123591) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110000111111000111
3
Ternary
1101212101101012
4
Quaternary
1030300333013
5
Quinary
20122423331
6
Senary
1555152435
8
Octal
114607707
10
Decimal
20123591
12
Duodecimal
68a571b
16
Hexadecimal
1330fc7
20
Vigesimal
65f8jb
36
Base36
bzbgn
md5
aabbb2743d2e4b1972dec3e11c18ac4b
sha1
14051b4c4e9fa7224c97e78f8c3f88b4a3f0fcea
sha256
10131e121b892272305a737d6dae357f44e721d3f39f6594e8a292705f9235ad
sha512
b7e5b831f7a669ac8375dadea5374d948c979990561954a79b9f8c1cfde9280201cf2629e0dc6d2d156856e5561adcc57ce28033e838fd85984e959d9b6e1639
ripemd-160
01382a2a19e76c3625c98c25349df1ee006e0505
Diameter
40247182
Circumference
126440251.29889
Area
1.2722159515381E+15
Volume
3.4135404629903E+22
Surface area
5.0888638061522E+15
Circumference
126440251.29889
Perimeter
80494364
Area
404958914735281
Diagonal
28459055.315849
Surface area
2429753488411686
Volume
8.1492275719367E+21
Space diagonal
34855082.042736
Perimeter
60370773
Area
1.7535235382486E+14
Altitude
17427541.021368
Surface area
1.7535235382486E+14
Volume
9.6039567959147E+20
Height
9486351.7719497