65996921 is an odd 8-digits composite number following 65996920
and preceding 65996922 . In scientific notation, it is written as 6.5996921 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 64260000 positive integers (up to 65996921) that are relatively prime to 65996921.
65996921 has 8 divisors, whose sum is 67740288
The reverse of 65996921 is 12969956
Previous prime number is 631
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
sixty-five million nine hundred ninety-six thousand nine hundred twenty-one
Scientific notation
6.5996921 × 10^7
Engineering notation
6.5996921 × 10^6
Prime Factorization
41 × 631 × 2551
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
65996921
Product of the distinct prime numbers
The prime factorization of 65996921 is 41 × 631 × 2551.
Since it has a total of 3 prime factors.
7 , 3 , 84 , 86 , 849 , 945 , 5748 , 5980 , 20893 , 46265 , 457654 , 733279 , 4616542 , 8647217 , 52968383 , 98259316 , 448368159 , 560123116 , 8660484509 , 1653928757
n×2
131993842
n×3
197990763
n×4
263987684
n×5
329984605
n÷2
32998460.5
n÷3
21998973.666667
n÷3
16499230.25
n÷5
13199384.2
n2
4355593581480241
n3
2.8745576550506E+23
n4
1.8971195447032E+31
n5
1.2520404871933E+39
2 √n
8123.8489030754
3 √n
404.11771763216
4 √n
90.132396523533
5 √n
36.635720319525
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
-65996920
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 65996921 can be divided by 8 positive divisors.
The sum of these divisors (counting 65996921) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111011110000100001111001
3
Ternary
11121011222202102
4
Quaternary
3323300201321
5
Quinary
113343400141
6
Senary
10314313145
8
Octal
373604171
10
Decimal
65996921
12
Duodecimal
1a1287b5
16
Hexadecimal
3ef0879
20
Vigesimal
10c9c61
36
Base36
13ajjt
md5
321a1bd4ac5c827b79cc6e6ae06a6575
sha1
530156cb79100cc1cf0728369c5e085ccf637f25
sha256
f0a2e163cf0e0000eb8f096ea611a29443622961e9ba6c0d56e87ad60216d85f
sha512
c92ca0d3e45bf788497f45a2a890bd70db2c8eb1bb708c4d472d03da552ee105ec9eed1e3387806caf16a1ea6f9813927a523e67fc6db3a838e36f531efe8914
ripemd-160
47162369aa0f3b0d85946bd1185f235d52b87d18
Diameter
131993842
Circumference
414670884.34629
Area
1.3683500797601E+16
Volume
1.204091894857E+24
Surface area
5.4734003190405E+16
Circumference
414670884.34629
Perimeter
263987684
Area
4355593581480241
Diagonal
93333740.753066
Surface area
26133561488881446
Volume
2.8745576550506E+23
Space diagonal
114310020.31511
Perimeter
197990763
Area
1.8860273450612E+15
Altitude
57155010.157555
Surface area
1.8860273450612E+15
Volume
3.3876986846633E+22
Height
31111246.917689