159946985 is an odd 9-digits composite number following 159946984
and preceding 159946986 . In scientific notation, it is written as 1.59946985 × 10^8.
The sum of its digits is 56. It has a total of 4 prime factors and 16 positive divisors.
There are 115675200 positive integers (up to 159946985) that are relatively prime to 159946985.
159946985 has 16 divisors, whose sum is 210555072
The reverse of 159946985 is 589649951
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 56
Digital Root 2
Name
one hundred fifty-nine million nine hundred forty-six thousand nine hundred eighty-five
Scientific notation
1.59946985 × 10^8
Engineering notation
1.59946985 × 10^6
Prime Factorization
5 × 11 × 181 × 16067
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
159946985
Product of the distinct prime numbers
The prime factorization of 159946985 is 5 × 11 × 181 × 16067.
Since it has a total of 4 prime factors.
8 , 3 , 20 , 51 , 284 , 591 , 6078 , 630 , 59365 , 74723 , 581318 , 264129 , 9345613 , 4002226 , 88374966 , 61886282 , 921578206 , 104173529 , 3274047726 , 7528118056
n×2
319893970
n×3
479840955
n×4
639787940
n×5
799734925
n÷2
79973492.5
n÷3
53315661.666667
n÷3
39986746.25
n÷5
31989397
n2
25583038010590225
n3
4.0919297969343E+24
n4
6.544918338513E+32
n5
1.0468399553164E+41
2 √n
12647.014865177
3 √n
542.82355634112
4 √n
112.45894746607
5 √n
43.731584344013
1 , 5 , 11 , 55 , 181 , 905 , 1991 , 9955 , 16067 , 80335 , 176737 , 883685 , 2908127 , 14540635 , 31989397 , 159946985
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
-159946984
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 159946985 can be divided by 16 positive divisors.
The sum of these divisors (counting 159946985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100010001001100011101001
3
Ternary
102010222011000102
4
Quaternary
21202021203221
5
Quinary
311421300420
6
Senary
23512115145
8
Octal
1142114351
10
Decimal
159946985
12
Duodecimal
45695ab5
16
Hexadecimal
98898e9
20
Vigesimal
29jd795
36
Base36
2n87vt
md5
47e28dad295034abd373bdc5e7f69157
sha1
10fbcbf95eb031e575507861e91a5d01900de457
sha256
b6cfc78e57f1b9640e317baf466c23394f8a8584ad0120ec5d284624d8feb4c0
sha512
845b31fc87b3cd15542aab4438ef9456a68f33d348665d593403e52c216217c99103824a3589608b4de26502c978e1fdf0a95788d3c42dba03823f876338b48d
ripemd-160
0e46f94b36da980dbdef65dfbac8ae99fa3a1687
Diameter
319893970
Circumference
1004976546.0797
Area
8.0371484270579E+16
Volume
1.7140235452072E+25
Surface area
3.2148593708231E+17
Circumference
1004976546.0797
Perimeter
639787940
Area
25583038010590225
Diagonal
226199195.44769
Surface area
153498228063541350
Volume
4.0919297969343E+24
Space diagonal
277036304.53746
Perimeter
479840955
Area
1.1077780411577E+16
Altitude
138518152.26873
Surface area
1.1077780411577E+16
Volume
4.8223855125859E+23
Height
75399731.815895