66936161 is an odd 8-digits composite number following 66936160
and preceding 66936162 . In scientific notation, it is written as 6.6936161 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 64776900 positive integers (up to 66936161) that are relatively prime to 66936161.
66936161 has 4 divisors, whose sum is 69095424
The reverse of 66936161 is 16163966
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-six million nine hundred thirty-six thousand one hundred sixty-one
Scientific notation
6.6936161 × 10^7
Engineering notation
6.6936161 × 10^6
Prime Factorization
31 × 2159231
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66936161
Product of the distinct prime numbers
The prime factorization of 66936161 is 31 × 2159231.
Since it has a total of 2 prime factors.
7 , 3 , 86 , 91 , 42 , 405 , 413 , 5162 , 73990 , 19542 , 780673 , 278426 , 8770154 , 3011131 , 8499004 , 8317645 , 744650455 , 246036146 , 6751647416 , 747713628
n×2
133872322
n×3
200808483
n×4
267744644
n×5
334680805
n÷2
33468080.5
n÷3
22312053.666667
n÷3
16734040.25
n÷5
13387232.2
n2
4480449649417921
n3
2.9990409908583E+23
n4
2.0074429060969E+31
n5
1.3437052156081E+39
2 √n
8181.4522549484
3 √n
406.02577145572
4 √n
90.451380613832
5 √n
36.739408515028
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
-66936160
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 66936161 can be divided by 4 positive divisors.
The sum of these divisors (counting 66936161) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111111010101110101100001
3
Ternary
11122221201011002
4
Quaternary
3333111311201
5
Quinary
114113424121
6
Senary
10350401345
8
Octal
377256541
10
Decimal
66936161
12
Duodecimal
1a500255
16
Hexadecimal
3fd5d61
20
Vigesimal
10i7081
36
Base36
13uo9t
md5
ef20170e1b67af31ce1360403c19c5ea
sha1
6ef8e0546da813be3e48d916af685622857cd517
sha256
2d33548290e36e6747791b9ef5880f4807b74feb82883e315ff3438172b4f46c
sha512
eb704d600efcc0bf7c4da9b891e4052390022f81cc94babf15df1d0b4804b748ba52215d4ee70c257c803adffa303a23cc0da7dd282d09d3901ba54b67356916
ripemd-160
3108a8538f28ce8ccb1cd04bebe8afb119d22df7
Diameter
133872322
Circumference
420572303.31421
Area
1.407574770339E+16
Volume
1.256235352626E+24
Surface area
5.6302990813561E+16
Circumference
420572303.31421
Perimeter
267744644
Area
4480449649417921
Diagonal
94662026.699389
Surface area
26882697896507526
Volume
2.9990409908583E+23
Space diagonal
115936831.71561
Perimeter
200808483
Area
1.9400916083865E+15
Altitude
57968415.857805
Surface area
1.9400916083865E+15
Volume
3.5344037028206E+22
Height
31554008.899796