1561804 is an even 7-digits composite number following 1561803
and preceding 1561805 . In scientific notation, it is written as 1.561804 × 10^6.
The sum of its digits is 25. It has a total of 5 prime factors and 18 positive divisors.
There are 760656 positive integers (up to 1561804) that are relatively prime to 1561804.
1561804 has 18 divisors, whose sum is 2805740
The reverse of 1561804 is 4081651
Previous prime number is 53
Is Prime? no
Number parity even
Number length 7
Sum of Digits 25
Digital Root 7
Name
one million five hundred sixty-one thousand eight hundred four
Scientific notation
1.561804 × 10^6
Engineering notation
1.561804 × 10^6
Prime Factorization
2 × 2 × 53 × 53 × 139
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
14734
Product of the distinct prime numbers
The prime factorization of 1561804 is 2 × 2 × 53 × 53 × 139.
Since it has a total of 5 prime factors.
7 , 6 , 82 , 41 , 703 , 736 , 5771 , 4496 , 19213 , 38318 , 70943 , 408553 , 6762765 , 8382317 , 48934036 , 75807251 , 384175554 , 992716380 , 6409108130 , 7153954426
n×2
3123608
n×3
4685412
n×4
6247216
n×5
7809020
n÷2
780902
n÷3
520601.33333333
n÷3
390451
n÷5
312360.8
n2
2439231734416
n3
3809601879737846464
n4
5.9498514541821E+24
n5
9.2925018005474E+30
2 √n
1249.7215689905
3 √n
116.02248870369
4 √n
35.351401230934
5 √n
17.327077031547
1 , 2 , 4 , 53 , 106 , 139 , 212 , 278 , 556 , 2809 , 5618 , 7367 , 11236 , 14734 , 29468 , 390451 , 780902 , 1561804
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1561803
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1561804 can be divided by 18 positive divisors.
The sum of these divisors (counting 1561804) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
101111101010011001100
3
Ternary
2221100101121
4
Quaternary
11331103030
5
Quinary
344434204
6
Senary
53250324
8
Octal
5752314
10
Decimal
1561804
12
Duodecimal
6339a4
16
Hexadecimal
17d4cc
20
Vigesimal
9f4a4
36
Base36
xh3g
md5
bbbe8cdecc1fc78ff43f3b96906162e9
sha1
d4ce8a8dd8ae3e113bc1d4d9b2521711418acbb4
sha256
6f46fc58287c872f83ad6c7194184fc83417f8444592015ae2db0ae5cdf3692d
sha512
cfe9a23ec79643da3482841f7590f0cdfc37392279d152b47c3b64173cbdff68667140039de4c1865cfa5cb8703b957f53c08ac0476d132845598728c9e729a4
ripemd-160
f05c73f701ac924e949132f12d51a91d8ffa8f3f
Diameter
3123608
Circumference
9813103.9454943
Area
7663072497244.4
Volume
1.5957623037982E+19
Surface area
30652289988978
Circumference
9813103.9454943
Perimeter
6247216
Area
2439231734416
Diagonal
2208724.3985685
Surface area
14635390406496
Volume
3809601879737846464
Space diagonal
2705123.8794643
Perimeter
4685412
Area
1056218323860.7
Altitude
1352561.9397322
Surface area
1056218323860.7
Volume
4.4896588713061E+17
Height
736241.46618952