66996970 is an even 8-digits composite number following 66996969
and preceding 66996971 . In scientific notation, it is written as 6.6996970 × 10^7.
The sum of its digits is 52. It has a total of 4 prime factors and 16 positive divisors.
There are 26775504 positive integers (up to 66996970) that are relatively prime to 66996970.
66996970 has 16 divisors, whose sum is 120699360
The reverse of 66996970 is 07969966
Previous prime number is 1579
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
sixty-six million nine hundred ninety-six thousand nine hundred seventy
Scientific notation
6.6996970 × 10^7
Engineering notation
6.6996970 × 10^6
Prime Factorization
2 × 5 × 1579 × 4243
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66996970
Product of the distinct prime numbers
The prime factorization of 66996970 is 2 × 5 × 1579 × 4243.
Since it has a total of 4 prime factors.
1 , 7 , 100 , 97 , 691 , 449 , 3723 , 594 , 9966 , 1497 , 172525 , 696306 , 5568645 , 8646765 , 36206242 , 62447919 , 927804844 , 23297393 , 3661301198 , 1619395142
n×2
133993940
n×3
200990910
n×4
267987880
n×5
334984850
n÷2
33498485
n÷3
22332323.333333
n÷3
16749242.5
n÷5
13399394
n2
4488593989180900
n3
3.0072219683533E+23
n4
2.0147475999711E+31
n5
1.3498198451284E+39
2 √n
8185.1676830716
3 √n
406.14868732006
4 √n
90.471916543597
5 √n
36.746081366496
1 , 2 , 5 , 10 , 1579 , 3158 , 4243 , 7895 , 8486 , 15790 , 21215 , 42430 , 6699697 , 13399394 , 33498485 , 66996970
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
-66996969
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 66996970 can be divided by 16 positive divisors.
The sum of these divisors (counting 66996970) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111111100100101011101010
3
Ternary
11200001210120021
4
Quaternary
3333210223222
5
Quinary
114122400340
6
Senary
10351551054
8
Octal
377445352
10
Decimal
66996970
12
Duodecimal
1a52b48a
16
Hexadecimal
3fe4aea
20
Vigesimal
10iec8a
36
Base36
13vz6y
md5
5d16d941d18d010f71a852a9e9af884d
sha1
6bc9eb891daf78156664fa8eca978eff31a55f14
sha256
8c580c777c6be7d35badd54df778e0bbde288ebbbd92f125c2d057f1fd22d778
sha512
92f93cb49628b71f9ec9d044847e241de56a29e54979f0525b16872e2ddb54ea83fb7fa75c8a2d92cefb48ecf6733c4d9fd5dc46e8ec9bdb25177796b678a3b0
ripemd-160
6dbcd26d56fa58fd7df649319484eef07a85b106
Diameter
133993940
Circumference
420954377.52955
Area
1.4101333901358E+16
Volume
1.2596621924657E+24
Surface area
5.6405335605432E+16
Circumference
420954377.52955
Perimeter
267987880
Area
4488593989180900
Diagonal
94748023.611903
Surface area
26931563935085400
Volume
3.0072219683533E+23
Space diagonal
116042155.99317
Perimeter
200990910
Area
1.9436182109524E+15
Altitude
58021077.996584
Surface area
1.9436182109524E+15
Volume
3.5440450772597E+22
Height
31582674.537301