6688145 is an odd 7-digits composite number following 6688144
and preceding 6688146 . In scientific notation, it is written as 6.688145 × 10^6.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 5350512 positive integers (up to 6688145) that are relatively prime to 6688145.
6688145 has 4 divisors, whose sum is 8025780
The reverse of 6688145 is 5418866
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 38
Digital Root 2
Name
six million six hundred eighty-eight thousand one hundred forty-five
Scientific notation
6.688145 × 10^6
Engineering notation
6.688145 × 10^6
Prime Factorization
5 × 1337629
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
6688145
Product of the distinct prime numbers
The prime factorization of 6688145 is 5 × 1337629.
Since it has a total of 2 prime factors.
6 , 9 , 77 , 29 , 502 , 483 , 1894 , 2233 , 907 , 25704 , 898883 , 920423 , 6382597 , 718655 , 58182617 , 88079443 , 981194528 , 750242353 , 2443864599 , 8426357148
n×2
13376290
n×3
20064435
n×4
26752580
n×5
33440725
n÷2
3344072.5
n÷3
2229381.6666667
n÷3
1672036.25
n÷5
1337629
n2
44731283541025
n3
2.9916931035849E+20
n4
2.0008877272276E+27
n5
1.3382227248418E+34
2 √n
2586.1448141974
3 √n
188.40910796014
4 √n
50.854152379106
5 √n
23.177208946378
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-6688144
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 6688145 can be divided by 4 positive divisors.
The sum of these divisors (counting 6688145) is 1, the average is 0.25.
Base
System
Value
2
Binary
11001100000110110010001
3
Ternary
110120210102002
4
Quaternary
121200312101
5
Quinary
3203010040
6
Senary
355203345
8
Octal
31406621
10
Decimal
6688145
12
Duodecimal
22a6555
16
Hexadecimal
660d91
20
Vigesimal
21g075
36
Base36
3zclt
md5
49073e88a1ac2557f90ad348ee9e7d9f
sha1
8ab3c6d4be5976f4e3aecbed28a78328d88aebe9
sha256
2f75dae1c8228d1277cf7e6aa12d33f42589c6c3fbd9037a809b9861dcbb6b0c
sha512
5035b6882a8abb079bf0988bc15945c6105822df713add7a8540255b2ee20aef71d62081984157c2ca72597ac5a6994eede93e1086cbf85835e19f4f28c23098
ripemd-160
435c0cb152f2ea69a779400ad419f92d12469e34
Diameter
13376290
Circumference
42022854.396287
Area
1.4052747175813E+14
Volume
1.2531574768023E+21
Surface area
5.621098870325E+14
Circumference
42022854.396287
Perimeter
26752580
Area
44731283541025
Diagonal
9458465.3661178
Surface area
268387701246150
Volume
2.9916931035849E+20
Space diagonal
11584206.948388
Perimeter
20064435
Area
19369213945206
Altitude
5792103.4741939
Surface area
19369213945206
Volume
3.5257441346232E+19
Height
3152821.7887059