66996898 is an even 8-digits composite number following 66996897
and preceding 66996899 . In scientific notation, it is written as 6.6996898 × 10^7.
The sum of its digits is 61. It has a total of 4 prime factors and 16 positive divisors.
There are 31127616 positive integers (up to 66996898) that are relatively prime to 66996898.
66996898 has 16 divisors, whose sum is 107758080
The reverse of 66996898 is 89869966
Previous prime number is 79
Is Prime? no
Number parity even
Number length 8
Sum of Digits 61
Digital Root 7
Name
sixty-six million nine hundred ninety-six thousand eight hundred ninety-eight
Scientific notation
6.6996898 × 10^7
Engineering notation
6.6996898 × 10^6
Prime Factorization
2 × 17 × 79 × 24943
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66996898
Product of the distinct prime numbers
The prime factorization of 66996898 is 2 × 17 × 79 × 24943.
Since it has a total of 4 prime factors.
6 , 1 , 95 , 49 , 441 , 3 , 1672 , 1854 , 58457 , 53958 , 604539 , 749845 , 4269961 , 1555232 , 75584897 , 87194297 , 517139275 , 761416901 , 6434183722 , 7785447604
n×2
133993796
n×3
200990694
n×4
267987592
n×5
334984490
n÷2
33498449
n÷3
22332299.333333
n÷3
16749224.5
n÷5
13399379.6
n2
4488584341622404
n3
3.0072122730007E+23
n4
2.0147389391858E+31
n5
1.3498125920526E+39
2 √n
8185.163284871
3 √n
406.14854182733
4 √n
90.4718922366
5 √n
36.74607346847
1 , 2 , 17 , 34 , 79 , 158 , 1343 , 2686 , 24943 , 49886 , 424031 , 848062 , 1970497 , 3940994 , 33498449 , 66996898
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
-66996897
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 66996898 can be divided by 16 positive divisors.
The sum of these divisors (counting 66996898) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111111100100101010100010
3
Ternary
11200001210110121
4
Quaternary
3333210222202
5
Quinary
114122400043
6
Senary
10351550454
8
Octal
377445242
10
Decimal
66996898
12
Duodecimal
1a52b42a
16
Hexadecimal
3fe4aa2
20
Vigesimal
10iec4i
36
Base36
13vz4y
md5
fe969e26ace9bdf99b40f73ba9aa8fd9
sha1
17477b4f586c7ad2a2ec137a2597ce5c48af4c5e
sha256
62072b58181219ec1b37dc2fe2fb5168057fba2b91b85fe9d0f200b37450ec2a
sha512
a903f2d4a7b7b1698135f8d2220130f29f51749a8e0c29a4380b4c95917c8cb3f35bf6144aa0c675d5effac5efa45384da6ddcb15968b8cc884cd1bceae5e412
ripemd-160
f2d1955b9bb4175283caef1937c43633ad39e8b3
Diameter
133993796
Circumference
420953925.14021
Area
1.4101303592659E+16
Volume
1.2596581312859E+24
Surface area
5.6405214370636E+16
Circumference
420953925.14021
Perimeter
267987592
Area
4488584341622404
Diagonal
94747921.788527
Surface area
26931506049734424
Volume
3.0072122730007E+23
Space diagonal
116042031.28551
Perimeter
200990694
Area
1.943614033437E+15
Altitude
58021015.642755
Surface area
1.943614033437E+15
Volume
3.5440336511771E+22
Height
31582640.596176