66249969 is an odd 8-digits composite number following 66249968
and preceding 66249970 . In scientific notation, it is written as 6.6249969 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 41568576 positive integers (up to 66249969) that are relatively prime to 66249969.
66249969 has 8 divisors, whose sum is 93529440
The reverse of 66249969 is 96994266
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
sixty-six million two hundred forty-nine thousand nine hundred sixty-nine
Scientific notation
6.6249969 × 10^7
Engineering notation
6.6249969 × 10^6
Prime Factorization
3 × 17 × 1299019
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66249969
Product of the distinct prime numbers
The prime factorization of 66249969 is 3 × 17 × 1299019.
Since it has a total of 3 prime factors.
9 , 3 , 25 , 69 , 584 , 491 , 6971 , 4314 , 59064 , 82212 , 238717 , 49354 , 4764796 , 1500104 , 38923088 , 92197440 , 641093513 , 580611518 , 8134340330 , 2831474167
n×2
132499938
n×3
198749907
n×4
264999876
n×5
331249845
n÷2
33124984.5
n÷3
22083323
n÷3
16562492.25
n÷5
13249993.8
n2
4389058392500961
n3
2.9077498244238E+23
n4
1.9263833572783E+31
n5
1.276228377018E+39
2 √n
8139.4083937348
3 √n
404.63355361565
4 √n
90.218669873451
5 √n
36.663771355736
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
-66249968
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 66249969 can be divided by 8 positive divisors.
The sum of these divisors (counting 66249969) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111100101110010011110001
3
Ternary
11121122211212120
4
Quaternary
3330232103301
5
Quinary
113424444334
6
Senary
10323544453
8
Octal
374562361
10
Decimal
66249969
12
Duodecimal
1a22b129
16
Hexadecimal
3f2e4f1
20
Vigesimal
10e14i9
36
Base36
13fysx
md5
c075805e830c8aca383f44c0f501a83c
sha1
f1c5533402774bee0997ae9b2ccdc8b29d51da92
sha256
a3cc2d914f550f562657e26ddc3de053c4efb87382ce5b1f16a874dc1bf38ee4
sha512
0bde7e40d428463c62ca89a32847d1bbe6258295b2444ebee699bd924f47a526ad3636bec8f169bafec5d81e5ded8ecd74df373ad8fed00cd82a4af3226ea4d6
ripemd-160
c43d0f7f960af3308d43f7eaa8737fabd7855e41
Diameter
132499938
Circumference
416260831.8219
Area
1.3788633602058E+16
Volume
1.2179953982516E+24
Surface area
5.5154534408231E+16
Circumference
416260831.8219
Perimeter
264999876
Area
4389058392500961
Diagonal
93691604.666597
Surface area
26334350355005766
Volume
2.9077498244238E+23
Space diagonal
114748312.30786
Perimeter
198749907
Area
1.9005180332996E+15
Altitude
57374156.153932
Surface area
1.9005180332996E+15
Volume
3.4268160314068E+22
Height
31230534.888866