766561385 is an odd 9-digits composite number following 766561384
and preceding 766561386 . In scientific notation, it is written as 7.66561385 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 610498224 positive integers (up to 766561385) that are relatively prime to 766561385.
766561385 has 8 divisors, whose sum is 924000000
The reverse of 766561385 is 583165667
Previous prime number is 223
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
seven hundred sixty-six million five hundred sixty-one thousand three hundred eighty-five
Scientific notation
7.66561385 × 10^8
Engineering notation
7.66561385 × 10^6
Prime Factorization
5 × 223 × 687499
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
766561385
Product of the distinct prime numbers
The prime factorization of 766561385 is 5 × 223 × 687499.
Since it has a total of 3 prime factors.
6 , 10 , 66 , 93 , 308 , 227 , 8586 , 1286 , 13675 , 84327 , 801411 , 408451 , 466966 , 8790210 , 33634595 , 69495424 , 723002883 , 71408468 , 3024551167 , 9008940445
n×2
1533122770
n×3
2299684155
n×4
3066245540
n×5
3832806925
n÷2
383280692.5
n÷3
255520461.66667
n÷3
191640346.25
n÷5
153312277
n2
587616356973118225
n3
4.5044400844997E+26
n4
3.4529298298236E+35
n5
2.6468826726574E+44
2 √n
27686.844980965
3 √n
915.19923001022
4 √n
166.39364465317
5 √n
59.828675388765
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
-766561384
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 766561385 can be divided by 8 positive divisors.
The sum of these divisors (counting 766561385) is 1, the average is 0.125.
Base
System
Value
2
Binary
101101101100001100110001101001
3
Ternary
1222102102100112102
4
Quaternary
231230030301221
5
Quinary
3032214431020
6
Senary
204022023145
8
Octal
5554146151
10
Decimal
766561385
12
Duodecimal
194877ab5
16
Hexadecimal
2db0cc69
20
Vigesimal
bjb0395
36
Base36
coe2jt
md5
81b9be5059e186eee09f8bb90514ac76
sha1
085e1f6bff0688f66fde3017b0322d81b214f91a
sha256
98470f8227c1d0cb732845885acdfe09830116f881b39f73ea021e46d649d855
sha512
7f1b18ded9cc7beed7d2f90d572221b4d3e82acf32513105214b504dcaa5da65ab462d341717bb1016fc84319dba94ba615f55ef928b53910445df31463d4986
ripemd-160
ed025d5322781db778f868e1b996910b8c8d94b5
Diameter
1533122770
Circumference
4816447231.2832
Area
1.8460512301959E+18
Volume
1.8868154503999E+27
Surface area
7.3842049207838E+18
Circumference
4816447231.2832
Perimeter
3066245540
Area
587616356973118225
Diagonal
1084081507.0585
Surface area
3525698141838709350
Volume
4.5044400844997E+26
Space diagonal
1327723265.9404
Perimeter
2299684155
Area
2.5444534640899E+17
Altitude
663861632.97018
Surface area
2.5444534640899E+17
Volume
5.3085335486637E+25
Height
361360502.35283