66888929 is an odd 8-digits composite number following 66888928
and preceding 66888930 . In scientific notation, it is written as 6.6888929 × 10^7.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 65984512 positive integers (up to 66888929) that are relatively prime to 66888929.
66888929 has 8 divisors, whose sum is 67797000
The reverse of 66888929 is 92988866
Previous prime number is 929
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
sixty-six million eight hundred eighty-eight thousand nine hundred twenty-nine
Scientific notation
6.6888929 × 10^7
Engineering notation
6.6888929 × 10^6
Prime Factorization
89 × 929 × 809
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66888929
Product of the distinct prime numbers
The prime factorization of 66888929 is 89 × 929 × 809.
Since it has a total of 3 prime factors.
10 , 7 , 76 , 50 , 381 , 752 , 8035 , 2665 , 28256 , 45898 , 983797 , 959538 , 3619202 , 4132731 , 76676189 , 54636668 , 254835688 , 293378873 , 6610906337 , 7037992295
n×2
133777858
n×3
200666787
n×4
267555716
n×5
334444645
n÷2
33444464.5
n÷3
22296309.666667
n÷3
16722232.25
n÷5
13377785.8
n2
4474128822767041
n3
2.9926968516292E+23
n4
2.0017828722715E+31
n5
1.3389711241678E+39
2 √n
8178.5652164668
3 √n
405.93024799266
4 √n
90.435420143143
5 √n
36.734222183132
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
-66888928
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 66888929 can be divided by 8 positive divisors.
The sum of these divisors (counting 66888929) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111111001010010011100001
3
Ternary
11122212022100202
4
Quaternary
3333022103201
5
Quinary
114110421204
6
Senary
10345354545
8
Octal
377122341
10
Decimal
66888929
12
Duodecimal
1a498a55
16
Hexadecimal
3fca4e1
20
Vigesimal
10i1269
36
Base36
13tntt
md5
82404ab5732d1faa9df78d19f3c89cf0
sha1
876d855ed718e4477fc50c521b2807d65007f0a5
sha256
954fa96f6702a6aee46ccd7329817963803cf6f404ef9662f2d41479a595a277
sha512
d1dbe48675ccf34f22d8b4cbb7d319a9b2a1af3405a3cd1bdc12db96d610a5bf4f76747411380bd94c60f0f450d95a7cd783302223f90b490a906936c191684a
ripemd-160
569e1885224902f0cc46a8294f1f07e7a0092fd5
Diameter
133777858
Circumference
420275535.90578
Area
1.4055890240819E+16
Volume
1.2535779257999E+24
Surface area
5.6223560963277E+16
Circumference
420275535.90578
Perimeter
267555716
Area
4474128822767041
Diagonal
94595230.564411
Surface area
26844772936602246
Volume
2.9926968516292E+23
Space diagonal
115855023.49187
Perimeter
200666787
Area
1.9373546101602E+15
Altitude
57927511.745934
Surface area
1.9373546101602E+15
Volume
3.5269270630377E+22
Height
31531743.52147