664138923 is an odd 9-digits composite number following 664138922
and preceding 664138924 . In scientific notation, it is written as 6.64138923 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 379204416 positive integers (up to 664138923) that are relatively prime to 664138923.
664138923 has 16 divisors, whose sum is 1012830720
The reverse of 664138923 is 329831466
Previous prime number is 1319
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
six hundred sixty-four million one hundred thirty-eight thousand nine hundred twenty-three
Scientific notation
6.64138923 × 10^8
Engineering notation
6.64138923 × 10^6
Prime Factorization
3 × 7 × 1319 × 23977
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
664138923
Product of the distinct prime numbers
The prime factorization of 664138923 is 3 × 7 × 1319 × 23977.
Since it has a total of 4 prime factors.
10 , 8 , 96 , 43 , 860 , 550 , 5685 , 3054 , 68579 , 5367 , 858333 , 211991 , 4357368 , 7568873 , 20957863 , 68465008 , 144114958 , 440980567 , 4281909301 , 9320146144
n×2
1328277846
n×3
1992416769
n×4
2656555692
n×5
3320694615
n÷2
332069461.5
n÷3
221379641
n÷3
166034730.75
n÷5
132827784.6
n2
441080509043599929
n3
2.9293873423251E+26
n4
1.9455201545816E+35
n5
1.2920956601386E+44
2 √n
25770.892941456
3 √n
872.47497261292
4 √n
160.53315215698
5 √n
58.136888794274
1 , 3 , 7 , 21 , 1319 , 3957 , 9233 , 23977 , 27699 , 71931 , 167839 , 503517 , 31625663 , 94876989 , 221379641 , 664138923
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-664138922
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 664138923 can be divided by 16 positive divisors.
The sum of these divisors (counting 664138923) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111100101011111010010101011
3
Ternary
1201021200202022220
4
Quaternary
213211133102223
5
Quinary
2330004421143
6
Senary
145522445123
8
Octal
4745372253
10
Decimal
664138923
12
Duodecimal
1665037a3
16
Hexadecimal
2795f4ab
20
Vigesimal
a7ah763
36
Base36
azesvf
md5
e0cc75e779e18a518aaf173b28860dcd
sha1
3451f94bdb59a6296d41c785219dcfad9e6ca0c3
sha256
b02907ab7bafdc195b86bfea5ac7bc30c994b7df02482fabcdbdef1effde6b19
sha512
6ae71ac444bbafd1c5fccfea46185efb769a216246e40ac69891e7cf4ba97919286661cbb410a6048187d8f4d58d78da849fd4920a4a0c8a8cee8e6768ce1004
ripemd-160
b5086c87106bb661526d77c3bc87d0cef7e14a8e
Diameter
1328277846
Circumference
4172907922.9197
Area
1.385695286853E+18
Volume
1.2270589005557E+27
Surface area
5.5427811474121E+18
Circumference
4172907922.9197
Perimeter
2656555692
Area
441080509043599929
Diagonal
939234272.20646
Surface area
2646483054261599574
Volume
2.9293873423251E+26
Space diagonal
1150322357.9201
Perimeter
1992416769
Area
1.9099346297296E+17
Altitude
575161178.96004
Surface area
1.9099346297296E+17
Volume
3.4523160908002E+25
Height
313078090.73549