685409144 is an even 9-digits composite number following 685409143
and preceding 685409145 . In scientific notation, it is written as 6.85409144 × 10^8.
The sum of its digits is 41. It has a total of 5 prime factors and 16 positive divisors.
There are 288203136 positive integers (up to 685409144) that are relatively prime to 685409144.
685409144 has 16 divisors, whose sum is 1288611720
The reverse of 685409144 is 441904586
Previous prime number is 371
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
six hundred eighty-five million four hundred nine thousand one hundred forty-four
Scientific notation
6.85409144 × 10^8
Engineering notation
6.85409144 × 10^6
Prime Factorization
2 × 2 × 2 × 371 × 230933
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
171352286
Product of the distinct prime numbers
The prime factorization of 685409144 is 2 × 2 × 2 × 371 × 230933.
Since it has a total of 5 prime factors.
4 , 4 , 28 , 9 , 57 , 253 , 1737 , 6330 , 25870 , 94087 , 836175 , 469423 , 3068543 , 9606808 , 5870433 , 32406353 , 719841317 , 172015638 , 5191690239 , 4694206993
n×2
1370818288
n×3
2056227432
n×4
2741636576
n×5
3427045720
n÷2
342704572
n÷3
228469714.66667
n÷3
171352286
n÷5
137081828.8
n2
469785694678812736
n3
3.2199541085325E+26
n4
2.2069859892485E+35
n5
1.5126883777108E+44
2 √n
26180.319784143
3 √n
881.69145406175
4 √n
161.80333675219
5 √n
58.504595206193
1 , 2 , 4 , 8 , 371 , 742 , 1484 , 2968 , 230933 , 461866 , 923732 , 1847464 , 85676143 , 171352286 , 342704572 , 685409144
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
-685409143
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 685409144 can be divided by 16 positive divisors.
The sum of these divisors (counting 685409144) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101000110110101000001101111000
3
Ternary
1202202201101120212
4
Quaternary
220312220031320
5
Quinary
2400431043034
6
Senary
152002410252
8
Octal
5066501570
10
Decimal
685409144
12
Duodecimal
171660988
16
Hexadecimal
28da8378
20
Vigesimal
ae3g2h4
36
Base36
bc2p2w
md5
4f37c22fe685ac3608793d2a638c11e9
sha1
a852dcb219c3ca757acb5d112a51221c1a3f826a
sha256
97fc28860d3e0aa42a7b610fac6aafaca41825507a369e7fd2481e69cc0e2bf2
sha512
f323c61949cc01d1b0061627aa7d6562d7c308f331c5e30931a3de6cbb4e39921408d76696f46b1195be0fd11509b0638f37dbacdfa8e58711a1b758b885c73e
ripemd-160
4c9941c21d231a7e2320916ac1aae366cb5b419e
Diameter
1370818288
Circumference
4306552662.9873
Area
1.4758752871645E+18
Volume
1.3487712229683E+27
Surface area
5.9035011486581E+18
Circumference
4306552662.9873
Perimeter
2741636576
Area
469785694678812736
Diagonal
969314907.21933
Surface area
2818714168072876416
Volume
3.2199541085325E+26
Space diagonal
1187163461.3803
Perimeter
2056227432
Area
2.0342317296319E+17
Altitude
593581730.69015
Surface area
2.0342317296319E+17
Volume
3.7947523087547E+25
Height
323104969.07311