989801985 is an odd 9-digits composite number following 989801984
and preceding 989801986 . In scientific notation, it is written as 9.89801985 × 10^8.
The sum of its digits is 57. It has a total of 4 prime factors and 16 positive divisors.
There are 513626688 positive integers (up to 989801985) that are relatively prime to 989801985.
989801985 has 16 divisors, whose sum is 1626486336
The reverse of 989801985 is 589108989
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 57
Digital Root 3
Name
nine hundred eighty-nine million eight hundred one thousand nine hundred eighty-five
Scientific notation
9.89801985 × 10^8
Engineering notation
9.89801985 × 10^6
Prime Factorization
3 × 5 × 37 × 1783427
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
989801985
Product of the distinct prime numbers
The prime factorization of 989801985 is 3 × 5 × 37 × 1783427.
Since it has a total of 4 prime factors.
1 , 4 , 55 , 79 , 799 , 865 , 2218 , 5219 , 44366 , 73618 , 157549 , 898281 , 8991611 , 6566434 , 7346597 , 77529750 , 464106475 , 972885244 , 6360629187 , 8155705706
n×2
1979603970
n×3
2969405955
n×4
3959207940
n×5
4949009925
n÷2
494900992.5
n÷3
329933995
n÷3
247450496.25
n÷5
197960397
n2
979707969509940225
n3
9.6971689294126E+26
n4
9.5982770552129E+35
n5
9.5003936818297E+44
2 √n
31461.118622833
3 √n
996.58904024868
4 √n
177.37282380013
5 √n
62.966516009512
1 , 3 , 5 , 15 , 37 , 111 , 185 , 555 , 1783427 , 5350281 , 8917135 , 26751405 , 65986799 , 197960397 , 329933995 , 989801985
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
-989801984
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 989801985 can be divided by 16 positive divisors.
The sum of these divisors (counting 989801985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010111111110010111000000001
3
Ternary
2112222111011001210
4
Quaternary
322333302320001
5
Quinary
4011342130420
6
Senary
242114520333
8
Octal
7277627001
10
Decimal
989801985
12
Duodecimal
2375960a9
16
Hexadecimal
3aff2e01
20
Vigesimal
f9654j5
36
Base36
gdaw3l
md5
4e6e633c0788d5486fc3662ea2269fdf
sha1
d45df1e3453124d9c2d4a8e33b9823bf5dd03f14
sha256
bea7810536156ea879692988030e23b3158e1c1220ff52bb01048b413c122a55
sha512
7ca606947affc651cb7eef75297fa47adeaef0edaeffa59a9711a0b75eb09214da8f771aa09ea4b1fe7af258c0e1b3cddf8ae7bcd8e8f625e122e6a4b308e537
ripemd-160
60dcf7d616576d43293b3685d6b6370cf6871278
Diameter
1979603970
Circumference
6219109289.1692
Area
3.0778433596758E+18
Volume
4.0619406225682E+27
Surface area
1.2311373438703E+19
Circumference
6219109289.1692
Perimeter
3959207940
Area
979707969509940225
Diagonal
1399791391.2508
Surface area
5878247817059641350
Volume
9.6971689294126E+26
Space diagonal
1714387327.4525
Perimeter
2969405955
Area
4.2422599494284E+17
Altitude
857193663.72626
Surface area
4.2422599494284E+17
Volume
1.1428223180499E+26
Height
466597130.41694