66293889 is an odd 8-digits composite number following 66293888
and preceding 66293890 . In scientific notation, it is written as 6.6293889 × 10^7.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 41959808 positive integers (up to 66293889) that are relatively prime to 66293889.
66293889 has 16 divisors, whose sum is 92921472
The reverse of 66293889 is 98839266
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
sixty-six million two hundred ninety-three thousand eight hundred eighty-nine
Scientific notation
6.6293889 × 10^7
Engineering notation
6.6293889 × 10^6
Prime Factorization
3 × 23 × 137 × 7013
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66293889
Product of the distinct prime numbers
The prime factorization of 66293889 is 3 × 23 × 137 × 7013.
Since it has a total of 4 prime factors.
4 , 10 , 85 , 16 , 844 , 501 , 7188 , 39 , 72573 , 50990 , 747071 , 706869 , 6467518 , 3868051 , 47962688 , 42411385 , 170752196 , 890641939 , 4951041830 , 3303223000
n×2
132587778
n×3
198881667
n×4
265175556
n×5
331469445
n÷2
33146944.5
n÷3
22097963
n÷3
16573472.25
n÷5
13258777.8
n2
4394879718744321
n3
2.9135366824279E+23
n4
1.931496774223E+31
n5
1.280464327542E+39
2 √n
8142.1059315143
3 √n
404.72295028616
4 √n
90.233618632494
5 √n
36.668631270462
1 , 3 , 23 , 69 , 137 , 411 , 3151 , 7013 , 9453 , 21039 , 161299 , 483897 , 960781 , 2882343 , 22097963 , 66293889
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
-66293888
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 66293889 can be divided by 16 positive divisors.
The sum of these divisors (counting 66293889) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111100111001000010000001
3
Ternary
11121202002010020
4
Quaternary
3330321002001
5
Quinary
113432401024
6
Senary
10324524053
8
Octal
374710201
10
Decimal
66293889
12
Duodecimal
1a250629
16
Hexadecimal
3f39081
20
Vigesimal
10e6ee9
36
Base36
13gwox
md5
d6002d1e07fe335ec0b61d695604e842
sha1
a015e9e553ca028106abd6404d5d89aeda9a0b69
sha256
0afc0f7dd28e41ce8930a3a5dbd0efd3d30ed8eea7691b3faab7a103a86412fe
sha512
e49753a23e72de8c03e2ac5c0e724ed1c98f68ae52f2e90d424e7c0a27eefa2fba180ec2b460bfb25b965af834e1dfe2ab6fc563a77569d38176184486e6fe54
ripemd-160
fd8bd105cb9bc97957de9edc08f505f394b62754
Diameter
132587778
Circumference
416536789.32059
Area
1.3806921837818E+16
Volume
1.220419391664E+24
Surface area
5.5227687351272E+16
Circumference
416536789.32059
Perimeter
265175556
Area
4394879718744321
Diagonal
93753716.926257
Surface area
26369278312465926
Volume
2.9135366824279E+23
Space diagonal
114824383.97933
Perimeter
198881667
Area
1.9030387415048E+15
Altitude
57412191.989666
Surface area
1.9030387415048E+15
Volume
3.4336359089675E+22
Height
31251238.975419