20061581 is an odd 8-digits composite number following 20061580
and preceding 20061582 . In scientific notation, it is written as 2.0061581 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 18881472 positive integers (up to 20061581) that are relatively prime to 20061581.
20061581 has 4 divisors, whose sum is 21241692
The reverse of 20061581 is 18516002
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million sixty-one thousand five hundred eighty-one
Scientific notation
2.0061581 × 10^7
Engineering notation
2.0061581 × 10^6
Prime Factorization
17 × 1180093
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20061581
Product of the distinct prime numbers
The prime factorization of 20061581 is 17 × 1180093.
Since it has a total of 2 prime factors.
4 , 3 , 83 , 6 , 202 , 552 , 563 , 2054 , 17727 , 73165 , 384839 , 510800 , 4579903 , 2016670 , 8895699 , 49433875 , 780173176 , 576990050 , 6510220020 , 65388235
n×2
40123162
n×3
60184743
n×4
80246324
n×5
100307905
n÷2
10030790.5
n÷3
6687193.6666667
n÷3
5015395.25
n÷5
4012316.2
n2
402467032219561
n3
8.0741249667023E+21
n4
1.6197971202362E+29
n5
3.2495691131185E+36
2 √n
4479.0156284612
3 √n
271.72007046447
4 √n
66.925448287339
5 √n
28.871744854929
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
-20061580
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 20061581 can be divided by 4 positive divisors.
The sum of these divisors (counting 20061581) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100001110110001101
3
Ternary
1101202020022112
4
Quaternary
1030201312031
5
Quinary
20113432311
6
Senary
1553553405
8
Octal
114416615
10
Decimal
20061581
12
Duodecimal
6875865
16
Hexadecimal
1321d8d
20
Vigesimal
657dj1
36
Base36
bxzm5
md5
c350e9ff702bd1989b6ee71a237bbb46
sha1
74f2be4493c46b1c1527b259947c8007d0bfb09a
sha256
a72f78424a0d5708fc4e9583f793f9e6212746e18247fdb3612789151cd8e716
sha512
26ad7ebaae2097a2364e42666337f515deae3926dfe56062b2f9f043c0863984e70a120055e6fcf554d115de4df8b5fe0eed0ca2cfb8d63af9d788fb901c47af
ripemd-160
7b0574b9e502c0cca0e4c3540ef29592dd34f141
Diameter
40123162
Circumference
126050630.97799
Area
1.2643874717331E+15
Volume
3.3820815572744E+22
Surface area
5.0575498869322E+15
Circumference
126050630.97799
Perimeter
80246324
Area
402467032219561
Diagonal
28371359.932846
Surface area
2414802193317366
Volume
8.0741249667023E+21
Space diagonal
34747677.572158
Perimeter
60184743
Area
1.7427333704394E+14
Altitude
17373838.786079
Surface area
1.7427333704394E+14
Volume
9.515447526838E+20
Height
9457119.9776155