804945985 is an odd 9-digits composite number following 804945984
and preceding 804945986 . In scientific notation, it is written as 8.04945985 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 643259904 positive integers (up to 804945985) that are relatively prime to 804945985.
804945985 has 8 divisors, whose sum is 966980520
The reverse of 804945985 is 589549408
Previous prime number is 929
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
eight hundred four million nine hundred forty-five thousand nine hundred eighty-five
Scientific notation
8.04945985 × 10^8
Engineering notation
8.04945985 × 10^6
Prime Factorization
5 × 929 × 173293
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
804945985
Product of the distinct prime numbers
The prime factorization of 804945985 is 5 × 929 × 173293.
Since it has a total of 3 prime factors.
3 , 4 , 67 , 7 , 879 , 251 , 4737 , 1169 , 35759 , 67949 , 664482 , 41762 , 3781345 , 4435330 , 18536578 , 70512635 , 344762097 , 612089008 , 8024900196 , 9747883299
n×2
1609891970
n×3
2414837955
n×4
3219783940
n×5
4024729925
n÷2
402472992.5
n÷3
268315328.33333
n÷3
201236496.25
n÷5
160989197
n2
647938038767620225
n3
5.2155512283477E+26
n4
4.1982370208203E+35
n5
3.3793540339877E+44
2 √n
28371.570012955
3 √n
930.22694003097
4 √n
168.43862387515
5 √n
60.416191895266
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
-804945984
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 804945985 can be divided by 8 positive divisors.
The sum of these divisors (counting 804945985) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111111110101000000001000001
3
Ternary
2002002122111022021
4
Quaternary
233332220001001
5
Quinary
3122031232420
6
Senary
211512441441
8
Octal
5776500101
10
Decimal
804945985
12
Duodecimal
1a56a9281
16
Hexadecimal
2ffa8041
20
Vigesimal
cbai4j5
36
Base36
db8sap
md5
18efd3ba608651c4717228fad21c59ff
sha1
4e6d2e3b6ddf6ad40649dafc3054080039587d05
sha256
a611c964f8cace4954468515c772d13939e6be2ea43f64a1f979e44cf543ed44
sha512
ce0622c605917061c636275fd67769a6e586473ddaa5c7be974f86393053e9ac71588de0b856d400563d6e283e8c6086ca5f0abc5f55b6501bdd00afb0c77ffa
ripemd-160
d989eda53d6960a9dbb93404aa78e9296474ba80
Diameter
1609891970
Circumference
5057624786.0252
Area
2.0355573825737E+18
Volume
2.1846849897864E+27
Surface area
8.1422295302949E+18
Circumference
5057624786.0252
Perimeter
3219783940
Area
647938038767620225
Diagonal
1138365528.9648
Surface area
3887628232605721350
Volume
5.2155512283477E+26
Space diagonal
1394207343.3686
Perimeter
2414837955
Area
2.8056540082551E+17
Altitude
697103671.68429
Surface area
2.8056540082551E+17
Volume
6.1465860686508E+25
Height
379455176.32159