56161781 is an odd 8-digits composite number following 56161780
and preceding 56161782 . In scientific notation, it is written as 5.6161781 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors.
There are 51051840 positive integers (up to 56161781) that are relatively prime to 56161781.
56161781 has 12 divisors, whose sum is 61417356
The reverse of 56161781 is 18716165
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
fifty-six million one hundred sixty-one thousand seven hundred eighty-one
Scientific notation
5.6161781 × 10^7
Engineering notation
5.6161781 × 10^6
Prime Factorization
13 × 71 × 71 × 857
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
791011
Product of the distinct prime numbers
The prime factorization of 56161781 is 13 × 71 × 71 × 857.
Since it has a total of 4 prime factors.
5 , 1 , 91 , 56 , 982 , 281 , 9747 , 8018 , 56810 , 22609 , 299122 , 809854 , 1132392 , 934588 , 4146578 , 10232335 , 905761815 , 692562080 , 3366113673 , 161145153
n×2
112323562
n×3
168485343
n×4
224647124
n×5
280808905
n÷2
28080890.5
n÷3
18720593.666667
n÷3
14040445.25
n÷5
11232356.2
n2
3154145645091961
n3
1.7714243696176E+23
n4
9.9486347504526E+30
n5
5.5873304610391E+38
2 √n
7494.1164255701
3 √n
382.95430605125
4 √n
86.568564881082
5 √n
35.472204076481
1 , 13 , 71 , 857 , 923 , 5041 , 11141 , 60847 , 65533 , 791011 , 4320137 , 56161781
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-56161780
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 56161781 can be divided by 12 positive divisors.
The sum of these divisors (counting 56161781) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11010110001111010111110101
3
Ternary
10220200022110222
4
Quaternary
3112033113311
5
Quinary
103334134111
6
Senary
5323424125
8
Octal
326172765
10
Decimal
56161781
12
Duodecimal
16985045
16
Hexadecimal
358f5f5
20
Vigesimal
hb0491
36
Base36
xfqph
md5
004e58638519fadde4e1f25537e06aa8
sha1
87eaef836e5c39a2aa8a06f9a86a0cf673f330b5
sha256
2ce488efdd94e244381de7d5c18e762e3acb55eec50eb2a825d9b48344bb8d9d
sha512
8db8777b5a229ed2837a3469c187f5f7baa2478fef54cc8289a9d503b0a15bc9a0e493d9fe099b147f71cc5bc91cc75c2ca693f3cc19bd7f61715cb58dcf8fa5
ripemd-160
ec15e927abf75ae929fb716255933ce3f1e44ac4
Diameter
112323562
Circumference
352874877.20424
Area
9.9090407869731E+15
Volume
7.420125047974E+23
Surface area
3.9636163147893E+16
Circumference
352874877.20424
Perimeter
224647124
Area
3154145645091961
Diagonal
79424752.377228
Surface area
18924873870551766
Volume
1.7714243696176E+23
Space diagonal
97275058.135556
Perimeter
168485343
Area
1.3657851279428E+15
Altitude
48637529.067778
Surface area
1.3657851279428E+15
Volume
2.0876436401928E+22
Height
26474917.459076