66508750 is an even 8-digits composite number following 66508749
and preceding 66508751 . In scientific notation, it is written as 6.6508750 × 10^7.
The sum of its digits is 37. It has a total of 5 prime factors and 32 positive divisors.
There are 20700000 positive integers (up to 66508750) that are relatively prime to 66508750.
66508750 has 32 divisors, whose sum is 119179008
The reverse of 66508750 is 05780566
Previous prime number is 25
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-six million five hundred eight thousand seven hundred fifty
Scientific notation
6.6508750 × 10^7
Engineering notation
6.6508750 × 10^6
Prime Factorization
2 × 7 × 275 × 25 × 691
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
66508750
Product of the distinct prime numbers
The prime factorization of 66508750 is 2 × 7 × 275 × 25 × 691.
Since it has a total of 5 prime factors.
8 , 3 , 59 , 16 , 716 , 718 , 4965 , 9464 , 64318 , 13311 , 17135 , 857031 , 1725451 , 8708761 , 8890982 , 89271149 , 831976711 , 73572241 , 4906762469 , 4922132903
n×2
133017500
n×3
199526250
n×4
266035000
n×5
332543750
n÷2
33254375
n÷3
22169583.333333
n÷3
16627187.5
n÷5
13301750
n2
4423413826562500
n3
2.9419572433739E+23
n4
1.9566589881024E+31
n5
1.3013494347496E+39
2 √n
8155.2896944253
3 √n
405.15971955671
4 √n
90.306642581957
5 √n
36.692369399895
1 , 2 , 7 , 14 , 25 , 50 , 175 , 275 , 350 , 550 , 691 , 1382 , 1925 , 3850 , 4837 , 6875 , 9674 , 13750 , 17275 , 34550 , 48125 , 96250 , 120925 , 190025 , 241850 , 380050 , 1330175 , 2660350 , 4750625 , 9501250 , 33254375 , 66508750
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66508749
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66508750 can be divided by 32 positive divisors.
The sum of these divisors (counting 66508750) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11111101101101011111001110
3
Ternary
11122010222212001
4
Quaternary
3331231133032
5
Quinary
114011240000
6
Senary
10333302514
8
Octal
375553716
10
Decimal
66508750
12
Duodecimal
1a334a3a
16
Hexadecimal
3f6d7ce
20
Vigesimal
10fdbha
36
Base36
13liha
md5
1e99f4aeb41cccf56f25996c17355e46
sha1
04cebc1fb2ce9ded5898491a1d8f47ab90400b4c
sha256
10ebe2f5e5c4bffeb91b6ffaaa22987c7a2e9644275f94bc546358646996d956
sha512
6e242bc4bb3cca567ef81d812fadfbb94aaf1177988485c7e2eb436b5c76238b882e83bc72951c2853aebc11916cd85dfc0c8cf041edd067115082d1982b75f2
ripemd-160
c8f866e6739dd8e9124a3f9d76d0232b9836104a
Diameter
133017500
Circumference
417886800.79888
Area
1.3896564381316E+16
Volume
1.2323241683945E+24
Surface area
5.5586257525265E+16
Circumference
417886800.79888
Perimeter
266035000
Area
4423413826562500
Diagonal
94057576.266482
Surface area
26540482959375000
Volume
2.9419572433739E+23
Space diagonal
115196534.1479
Perimeter
199526250
Area
1.9153943726272E+15
Altitude
57598267.073948
Surface area
1.9153943726272E+15
Volume
3.4671298612509E+22
Height
31352525.422161