66996973 is an odd 8-digits composite number following 66996972
and preceding 66996974 . In scientific notation, it is written as 6.6996973 × 10^7.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 64705536 positive integers (up to 66996973) that are relatively prime to 66996973.
66996973 has 8 divisors, whose sum is 69315192
The reverse of 66996973 is 37969966
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
sixty-six million nine hundred ninety-six thousand nine hundred seventy-three
Scientific notation
6.6996973 × 10^7
Engineering notation
6.6996973 × 10^6
Prime Factorization
37 × 137 × 13217
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66996973
Product of the distinct prime numbers
The prime factorization of 66996973 is 37 × 137 × 13217.
Since it has a total of 3 prime factors.
9 , 9 , 73 , 5 , 646 , 97 , 4934 , 2831 , 4703 , 22693 , 213081 , 268687 , 2212133 , 3752898 , 54205103 , 59651913 , 372959709 , 428010514 , 3061662990 , 1700296242
n×2
133993946
n×3
200990919
n×4
267987892
n×5
334984865
n÷2
33498486.5
n÷3
22332324.333333
n÷3
16749243.25
n÷5
13399394.6
n2
4488594391162729
n3
3.0072223723268E+23
n4
2.0147479608378E+31
n5
1.3498201473405E+39
2 √n
8185.1678663299
3 √n
406.14869338225
4 √n
90.471917556388
5 √n
36.74608169558
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66996972
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66996973 can be divided by 8 positive divisors.
The sum of these divisors (counting 66996973) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111111100100101011101101
3
Ternary
11200001210120101
4
Quaternary
3333210223231
5
Quinary
114122400343
6
Senary
10351551101
8
Octal
377445355
10
Decimal
66996973
12
Duodecimal
1a52b491
16
Hexadecimal
3fe4aed
20
Vigesimal
10iec8d
36
Base36
13vz71
md5
02dfbc37155a9aca9655fd3fc5f17779
sha1
38fd0c30939f1ccd3af4aecff28dd391372c4f79
sha256
91303cc09294c16a3a50e04df44ddd10c84f096e980ed09ad7ca910931faf017
sha512
a8c58117bc37e573726e1d7137fd39c22a220d8a27b951bb6fc7ff0d6fc6fa39d8ac309d7954996236333d3c41811795f0cd9a1366c44999c13bb7ba34415ff3
ripemd-160
b56ab25aa03068dfbfa503ba09827e1caf6e3dd3
Diameter
133993946
Circumference
420954396.37911
Area
1.4101335164221E+16
Volume
1.2596623616817E+24
Surface area
5.6405340656885E+16
Circumference
420954396.37911
Perimeter
267987892
Area
4488594391162729
Diagonal
94748027.854544
Surface area
26931566346976374
Volume
3.0072223723268E+23
Space diagonal
116042161.18932
Perimeter
200990919
Area
1.9436183850156E+15
Altitude
58021080.59466
Surface area
1.9436183850156E+15
Volume
3.544045553347E+22
Height
31582675.951515