20131539 is an odd 8-digits composite number following 20131538
and preceding 20131540 . In scientific notation, it is written as 2.0131539 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 12862976 positive integers (up to 20131539) that are relatively prime to 20131539.
20131539 has 16 divisors, whose sum is 27972000
The reverse of 20131539 is 93513102
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred thirty-one thousand five hundred thirty-nine
Scientific notation
2.0131539 × 10^7
Engineering notation
2.0131539 × 10^6
Prime Factorization
3 × 149 × 29 × 1553
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20131539
Product of the distinct prime numbers
The prime factorization of 20131539 is 3 × 149 × 29 × 1553.
Since it has a total of 4 prime factors.
2 , 10 , 65 , 44 , 520 , 833 , 8246 , 7591 , 94239 , 22330 , 149857 , 186980 , 7771657 , 1989400 , 89117504 , 82052508 , 978106971 , 945363217 , 1701174223 , 7396220447
n×2
40263078
n×3
60394617
n×4
80526156
n×5
100657695
n÷2
10065769.5
n÷3
6710513
n÷3
5032884.75
n÷5
4026307.8
n2
405278862508521
n3
8.1588872264659E+21
n4
1.642509563962E+29
n5
3.3066245344774E+36
2 √n
4486.8183604866
3 √n
272.03554808609
4 √n
66.983717129513
5 √n
28.891852921637
1 , 3 , 29 , 87 , 149 , 447 , 1553 , 4321 , 4659 , 12963 , 45037 , 135111 , 231397 , 694191 , 6710513 , 20131539
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
-20131538
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 20131539 can be divided by 16 positive divisors.
The sum of these divisors (counting 20131539) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110010111011010011
3
Ternary
1101212210021120
4
Quaternary
1030302323103
5
Quinary
20123202124
6
Senary
1555253323
8
Octal
114627323
10
Decimal
20131539
12
Duodecimal
68aa243
16
Hexadecimal
1332ed3
20
Vigesimal
65g8gj
36
Base36
bzhlf
md5
84a219a4899156c35a90d1525a480db0
sha1
9bbd6eb75bbc78a69c2a18056d4e2a8ec34e0f73
sha256
27f4b6b1e5c6c6d368730880e8c84cfed8692b76d6930bbd94a095fe3e2750e8
sha512
e534b675d789db243a33d6979ebc2fac43b10e8322295df5f64297f1fd7e1a6d555f87d6f4656742bf07a645790b6f4a20ad6b40a5cf0a3039344cac2cc75396
ripemd-160
41508697bd1a7dcfffd2418628d44101b2dc463c
Diameter
40263078
Circumference
126490190.05571
Area
1.273221097112E+15
Volume
3.4175866896177E+22
Surface area
5.092884388448E+15
Circumference
126490190.05571
Perimeter
80526156
Area
405278862508521
Diagonal
28470295.485243
Surface area
2431673175051126
Volume
8.1588872264659E+21
Space diagonal
34868848.382554
Perimeter
60394617
Area
1.7549089527462E+14
Altitude
17434424.191277
Surface area
1.7549089527462E+14
Volume
9.6153408079506E+20
Height
9490098.495081