689408045 is an odd 9-digits composite number following 689408044
and preceding 689408046 . In scientific notation, it is written as 6.89408045 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 550996480 positive integers (up to 689408045) that are relatively prime to 689408045.
689408045 has 8 divisors, whose sum is 828084600
The reverse of 689408045 is 540804986
Previous prime number is 1049
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
six hundred eighty-nine million four hundred eight thousand forty-five
Scientific notation
6.89408045 × 10^8
Engineering notation
6.89408045 × 10^6
Prime Factorization
5 × 1049 × 131441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
689408045
Product of the distinct prime numbers
The prime factorization of 689408045 is 5 × 1049 × 131441.
Since it has a total of 3 prime factors.
5 , 2 , 41 , 98 , 786 , 520 , 7470 , 7466 , 95955 , 80280 , 296890 , 558915 , 4024618 , 8068615 , 3771236 , 53578554 , 233652317 , 271361179 , 4581758291 , 9319596048
n×2
1378816090
n×3
2068224135
n×4
2757632180
n×5
3447040225
n÷2
344704022.5
n÷3
229802681.66667
n÷3
172352011.25
n÷5
137881609
n2
475283452510722025
n3
3.2766423581627E+26
n4
2.2589436023051E+35
n5
1.5573338926304E+44
2 √n
26256.580984584
3 √n
883.40282219054
4 √n
162.03882554679
5 √n
58.572703431471
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
-689408044
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 689408045 can be divided by 8 positive divisors.
The sum of these divisors (counting 689408045) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001000101111000100000101101
3
Ternary
1210001020120001022
4
Quaternary
221011320200231
5
Quinary
2402442024140
6
Senary
152224223525
8
Octal
5105704055
10
Decimal
689408045
12
Duodecimal
172a6aba5
16
Hexadecimal
2917882d
20
Vigesimal
af8g025
36
Base36
begenh
md5
fc9091dc9a5fa73ff10b95e4880cbfa2
sha1
6812aa375e42cd359bdb19450b890bdd482fd147
sha256
02fab2735ea41b0b35721531800f0b74d8c7c836874f31d6616e939b91721d3b
sha512
b56745b2921595e1db28c9320334ddcce5718126929c523c54a427a48c02b63279c4f283ba344330f705ab90d48c03a13b07514e4053d1678b6077ba0c11b6e7
ripemd-160
ba6c348c8efafbcc1894618eb744720f3ed58ebd
Diameter
1378816090
Circumference
4331678498.9954
Area
1.4931470027805E+18
Volume
1.372516741446E+27
Surface area
5.9725880111219E+18
Circumference
4331678498.9954
Perimeter
2757632180
Area
475283452510722025
Diagonal
974970207.24812
Surface area
2851700715064332150
Volume
3.2766423581627E+26
Space diagonal
1194089761.0867
Perimeter
2068224135
Area
2.0580377193633E+17
Altitude
597044880.54337
Surface area
2.0580377193633E+17
Volume
3.8615600516332E+25
Height
324990069.08271