685409089 is an odd 9-digits composite number following 685409088
and preceding 685409090 . In scientific notation, it is written as 6.85409089 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 680808880 positive integers (up to 685409089) that are relatively prime to 685409089.
685409089 has 4 divisors, whose sum is 690009300
The reverse of 685409089 is 980904586
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
six hundred eighty-five million four hundred nine thousand eighty-nine
Scientific notation
6.85409089 × 10^8
Engineering notation
6.85409089 × 10^6
Prime Factorization
149 × 4600061
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
685409089
Product of the distinct prime numbers
The prime factorization of 685409089 is 149 × 4600061.
Since it has a total of 2 prime factors.
5 , 3 , 58 , 80 , 547 , 151 , 2309 , 6462 , 11130 , 5586 , 601003 , 820910 , 917329 , 9162242 , 58061 , 94604192 , 693489572 , 814539159 , 3575762786 , 4594146435
n×2
1370818178
n×3
2056227267
n×4
2741636356
n×5
3427045445
n÷2
342704544.5
n÷3
228469696.33333
n÷3
171352272.25
n÷5
137081817.8
n2
469785619283809921
n3
3.2199533333862E+26
n4
2.2069852808587E+35
n5
1.5126877707898E+44
2 √n
26180.318733736
3 √n
881.69143047825
4 √n
161.80333350625
5 √n
58.504594267264
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
-685409088
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 685409089 can be divided by 4 positive divisors.
The sum of these divisors (counting 685409089) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000110110101000001101000001
3
Ternary
1202202201101111211
4
Quaternary
220312220031001
5
Quinary
2400431042324
6
Senary
152002410121
8
Octal
5066501501
10
Decimal
685409089
12
Duodecimal
171660941
16
Hexadecimal
28da8341
20
Vigesimal
ae3g2e9
36
Base36
bc2p1d
md5
c30da1b90006eee68e52cb5fbb63a701
sha1
85f7a8cca36b40731a33c144e30ef14d9079759e
sha256
e5bee39808f7045e3bf6da195f13b3e50a31aa79897745b581fc765663c3d609
sha512
93d56dfd2c77443ec0df78f61265d19aa467c83dbe8490546eb581cfd94e7a1cb7865b5f46424665997f9fa0bc9cefa1cdc73a84dd8693feaa90a3b0ee44118f
ripemd-160
c36f13eb527481436c60ad123c2d5d3559059579
Diameter
1370818178
Circumference
4306552317.4121
Area
1.4758750503041E+18
Volume
1.3487708982757E+27
Surface area
5.9035002012166E+18
Circumference
4306552317.4121
Perimeter
2741636356
Area
469785619283809921
Diagonal
969314829.43759
Surface area
2818713715702859526
Volume
3.2199533333862E+26
Space diagonal
1187163366.1175
Perimeter
2056227267
Area
2.0342314031619E+17
Altitude
593581683.05875
Surface area
2.0342314031619E+17
Volume
3.794751395236E+25
Height
323104943.14586