1993729985 is an odd 10-digits composite number following 1993729984
and preceding 1993729986 . In scientific notation, it is written as 1.993729985 × 10^9.
The sum of its digits is 62. It has a total of 3 prime factors and 8 positive divisors.
There are 1472292864 positive integers (up to 1993729985) that are relatively prime to 1993729985.
1993729985 has 8 divisors, whose sum is 2576512680
The reverse of 1993729985 is 5899273991
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 62
Digital Root 8
Name
one billion nine hundred ninety-three million seven hundred twenty-nine thousand nine hundred eighty-five
Scientific notation
1.993729985 × 10^9
Engineering notation
1.993729985 × 10^9
Prime Factorization
13 × 5 × 30672769
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1993729985
Product of the distinct prime numbers
The prime factorization of 1993729985 is 13 × 5 × 30672769.
Since it has a total of 3 prime factors.
9 , 10 , 19 , 13 , 740 , 274 , 2970 , 6210 , 25715 , 56135 , 175801 , 53208 , 8082837 , 9958770 , 53841189 , 33369570 , 450347175 , 949965358 , 7119471429 , 1999467656
n×2
3987459970
n×3
5981189955
n×4
7974919940
n×5
9968649925
n÷2
996864992.5
n÷3
664576661.66667
n÷3
498432496.25
n÷5
398745997
n2
3974959253088100225
n3
7.9249954520349E+27
n4
1.5800301063711E+37
n5
3.1501534002747E+46
2 √n
44651.203623195
3 √n
1258.6030509747
4 √n
211.30831413646
5 √n
72.432465480059
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
-1993729984
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 1993729985 can be divided by 8 positive divisors.
The sum of these divisors (counting 1993729985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110110101011110011111000001
3
Ternary
12010221112222101022
4
Quaternary
1312311132133001
5
Quinary
13040343324420
6
Senary
525500315225
8
Octal
16665363701
10
Decimal
1993729985
12
Duodecimal
477842b15
16
Hexadecimal
76d5e7c1
20
Vigesimal
1b30g4j5
36
Base36
wz0jwh
md5
5b5c302a9555a1cc4871066808eb51b2
sha1
e0c65015fc8ad70222e2e5a9c0b7c9cae99cc352
sha256
74e3c80cc6b56390e093e50971a7f4d61f20bd953d846f8133eb53b69235e360
sha512
ce84451e848009ed0f2949513dd74606e70869f53807cdcaa4f76000eba29da24ea045c77d7ffc56c48a6f8dec19fb6554c563ee6b3df3bedd03a70113a4ebf4
ripemd-160
d452ec62a5ab5ac37054f043b0d3035172473749
Diameter
3987459970
Circumference
12526974948.235
Area
1.248770278782E+19
Volume
3.3196143322461E+28
Surface area
4.9950811151281E+19
Circumference
12526974948.235
Perimeter
7974919940
Area
3974959253088100225
Diagonal
2819559984.4969
Surface area
2.3849755518529E+19
Volume
7.9249954520349E+27
Space diagonal
3453241630.5935
Perimeter
5981189955
Area
1.7212078460912E+18
Altitude
1726620815.2968
Surface area
1.7212078460912E+18
Volume
9.3396967083441E+26
Height
939853328.16564