66678445 is an odd 8-digits composite number following 66678444
and preceding 66678446 . In scientific notation, it is written as 6.6678445 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 53342752 positive integers (up to 66678445) that are relatively prime to 66678445.
66678445 has 4 divisors, whose sum is 80014140
The reverse of 66678445 is 54487666
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
sixty-six million six hundred seventy-eight thousand four hundred forty-five
Scientific notation
6.6678445 × 10^7
Engineering notation
6.6678445 × 10^6
Prime Factorization
5 × 13335689
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66678445
Product of the distinct prime numbers
The prime factorization of 66678445 is 5 × 13335689.
Since it has a total of 2 prime factors.
4 , 7 , 30 , 75 , 301 , 911 , 8197 , 3135 , 45907 , 72272 , 43958 , 786971 , 7781119 , 3761314 , 67909292 , 97964970 , 74007937 , 262135469 , 499640872 , 435826201
n×2
133356890
n×3
200035335
n×4
266713780
n×5
333392225
n÷2
33339222.5
n÷3
22226148.333333
n÷3
16669611.25
n÷5
13335689
n2
4446015027618025
n3
2.964533684882E+23
n4
1.9767049625805E+31
n5
1.3180361312865E+39
2 √n
8165.6870500895
3 √n
405.5040110329
4 √n
90.364191193689
5 √n
36.711074206815
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66678444
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66678445 can be divided by 4 positive divisors.
The sum of these divisors (counting 66678445) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111110010110111010101101
3
Ternary
11122110121122001
4
Quaternary
3332112322231
5
Quinary
114032202240
6
Senary
10341052301
8
Octal
376267255
10
Decimal
66678445
12
Duodecimal
1a3b7091
16
Hexadecimal
3f96ead
20
Vigesimal
10geg25
36
Base36
13p5f1
md5
9842d025f3286781a353936b34860303
sha1
d15523d694bff109d064d5510fe8044886ddf5b1
sha256
f722196d79b516a9372fc2111f3458089c1b44158c21eb1de70b07c969925a2c
sha512
5d2f7edde8ca578185d1ef1cea5b48e27f41ef4ad6e451ffa9d7c05f670882bec64180496edcd791f5875982159cad62121ef1c315d3eea373052b86d609a992
ripemd-160
ae9f23ce1d1b04b2c163a0b27c45fb3131844274
Diameter
133356890
Circumference
418953025.92958
Area
1.3967568148515E+16
Volume
1.2417809660993E+24
Surface area
5.5870272594058E+16
Circumference
418953025.92958
Perimeter
266713780
Area
4446015027618025
Diagonal
94297561.236948
Surface area
26676090165708150
Volume
2.964533684882E+23
Space diagonal
115490454.50969
Perimeter
200035335
Area
1.9251809797623E+15
Altitude
57745227.254843
Surface area
1.9251809797623E+15
Volume
3.4937364527267E+22
Height
31432520.412316