668765892 is an even 9-digits composite number following 668765891
and preceding 668765893 . In scientific notation, it is written as 6.68765892 × 10^8.
The sum of its digits is 57. It has a total of 5 prime factors and 24 positive divisors.
There are 222552288 positive integers (up to 668765892) that are relatively prime to 668765892.
668765892 has 24 divisors, whose sum is 1563041536
The reverse of 668765892 is 298567866
Previous prime number is 607
Is Prime? no
Number parity even
Number length 9
Sum of Digits 57
Digital Root 3
Name
six hundred sixty-eight million seven hundred sixty-five thousand eight hundred ninety-two
Scientific notation
6.68765892 × 10^8
Engineering notation
6.68765892 × 10^6
Prime Factorization
2 × 2 × 3 × 607 × 91813
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
334382946
Product of the distinct prime numbers
The prime factorization of 668765892 is 2 × 2 × 3 × 607 × 91813.
Since it has a total of 5 prime factors.
4 , 9 , 9 , 85 , 808 , 569 , 606 , 3072 , 73909 , 75739 , 212263 , 249290 , 236655 , 4761946 , 41101576 , 20600155 , 949862716 , 167765616 , 4268337865 , 606815881
n×2
1337531784
n×3
2006297676
n×4
2675063568
n×5
3343829460
n÷2
334382946
n÷3
222921964
n÷3
167191473
n÷5
133753178.4
n2
447247818302555664
n3
2.9910408615216E+26
n4
2.000306109764E+35
n5
1.3377364997693E+44
2 √n
25860.508347672
3 √n
874.49642512549
4 √n
160.8120279944
5 √n
58.217670408742
1 , 2 , 3 , 4 , 6 , 12 , 607 , 1214 , 1821 , 2428 , 3642 , 7284 , 91813 , 183626 , 275439 , 367252 , 550878 , 1101756 , 55730491 , 111460982 , 167191473 , 222921964 , 334382946 , 668765892
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-668765891
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 668765892 can be divided by 24 positive divisors.
The sum of these divisors (counting 668765892) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100111110111001000111011000100
3
Ternary
1201121101211100010
4
Quaternary
213313020323010
5
Quinary
2332201002032
6
Senary
150205550220
8
Octal
4767107304
10
Decimal
668765892
12
Duodecimal
167b75370
16
Hexadecimal
27dc8ec4
20
Vigesimal
a8jfeec
36
Base36
b25z2c
md5
3e7a6719a4b2641d51208cf9b3cfc1e4
sha1
23b8c33bbbb6876bad46344c51e19fe8abe19638
sha256
cb2b96ad60b1b4b01bd77caf6aa7fa932ce67f1cfb77d797d70e94b2215122f5
sha512
06b8c081160db2abde20d9745b99a5f90e36565518edfc4d4f8aba38bb769b7f78dd0e68217d49a443e1e51e5ff003ce9417aa72fe7fa06aa35e61b41cf45b11
ripemd-160
a349170aebeb0eafb3daea17f11e6b1b8bd055a8
Diameter
1337531784
Circumference
4201980026.5573
Area
1.4050704603134E+18
Volume
1.2528842662858E+27
Surface area
5.6202818412535E+18
Circumference
4201980026.5573
Perimeter
2675063568
Area
447247818302555664
Diagonal
945777794.51894
Surface area
2683486909815333984
Volume
2.9910408615216E+26
Space diagonal
1158336503.3131
Perimeter
2006297676
Area
1.9366398621859E+17
Altitude
579168251.65656
Surface area
1.9366398621859E+17
Volume
3.52497545998E+25
Height
315259264.83965