66788968 is an even 8-digits composite number following 66788967
and preceding 66788969 . In scientific notation, it is written as 6.6788968 × 10^7.
The sum of its digits is 58. It has a total of 5 prime factors and 16 positive divisors.
There are 33352176 positive integers (up to 66788968) that are relatively prime to 66788968.
66788968 has 16 divisors, whose sum is 125388000
The reverse of 66788968 is 86988766
Previous prime number is 859
Is Prime? no Number parity even Number length 8 Sum of Digits 58 Digital Root 4
Name
sixty-six million seven hundred eighty-eight thousand nine hundred sixty-eight
Scientific notation
6.6788968 × 10^7
Engineering notation
6.6788968 × 10^6
Prime Factorization
2 × 2 × 2 × 859 × 9719
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
16697242 Product of the distinct prime numbers
The prime factorization of 66788968 is 2 × 2 × 2 × 859 × 9719.
Since it has a total of 5 prime factors.
10 , 10 , 76 , 8 , 937 , 929 , 9467 , 7323 , 37375 , 32767 , 349848 , 87479 , 4600315 , 5912146 , 61003040 , 41407639 , 840358151 , 272325139 , 5895567889 , 6591040388
n×2
133577936
n×3
200366904
n×4
267155872
n×5
333944840
n÷2
33394484
n÷3
22262989.333333
n÷3
16697242
n÷5
13357793.6
n2
4460766246505024
n3
2.979299740933E+23
n4
1.9898435505959E+31
n5
1.3289959722575E+39
2 √n8172.4517741006
3 √n405.72793537172
4 √n90.4016137804
5 √n36.723236249809
1 , 2 , 4 , 8 , 859 , 1718 , 3436 , 6872 , 9719 , 19438 , 38876 , 77752 , 8348621 , 16697242 , 33394484 , 66788968
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
-66788967 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 66788968 can be divided by 16 positive divisors.
The sum of these divisors (counting 66788968) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111110110001111001101000
3
Ternary
11122200020020111
4
Quaternary
3332301321220
5
Quinary
114044221333
6
Senary
10343304104
8
Octal
376617150
10
Decimal
66788968
12
Duodecimal
1a44b034
16
Hexadecimal
3fb1e68
20
Vigesimal
10h8c88
36
Base36
13rip4
md5
aa0ef052d997c494a520448ca6b45757
sha1
7c537cf7cea119ddb029db5d9fc888008e86abfe
sha256
17b54c46cca14e53e62ab610a97255da05fbe8643286624e22177474197523b0
sha512
56614049353a60dce533ef82435efa0aa1a9f02a310516a6b4c9bcb5ce2afdd368376146bea2d2477f64c6add1564edefca5f02f6de5b378f7e88ed826ac3b08
ripemd-160
3b8e7ae7c9528803204b869ae4a3b038f18c9bad
Diameter
133577936
Circumference
419647462.41929
Area
1.4013910469402E+16
Volume
1.2479661571943E+24
Surface area
5.6055641877606E+16
Circumference
419647462.41929
Perimeter
267155872
Area
4460766246505024
Diagonal
94453864.362503
Surface area
26764597479030144
Volume
2.979299740933E+23
Space diagonal
115681885.96109
Perimeter
200366904
Area
1.9315684449088E+15
Altitude
57840942.980546
Surface area
1.9315684449088E+15
Volume
3.5111384166685E+22
Height
31484621.454168