201854985 is an odd 9-digits composite number following 201854984
and preceding 201854986 . In scientific notation, it is written as 2.01854985 × 10^8.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 107655984 positive integers (up to 201854985) that are relatively prime to 201854985.
201854985 has 4 divisors, whose sum is 215312000
The reverse of 201854985 is 589458102
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
two hundred one million eight hundred fifty-four thousand nine hundred eighty-five
Scientific notation
2.01854985 × 10^8
Engineering notation
2.01854985 × 10^6
Prime Factorization
15 × 13456999
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
201854985
Product of the distinct prime numbers
The prime factorization of 201854985 is 15 × 13456999.
Since it has a total of 2 prime factors.
3 , 9 , 24 , 84 , 84 , 592 , 1350 , 367 , 66251 , 32014 , 875984 , 375603 , 5402630 , 951342 , 70296969 , 56786286 , 998539357 , 890376496 , 9729226653 , 3206085684
n×2
403709970
n×3
605564955
n×4
807419940
n×5
1009274925
n÷2
100927492.5
n÷3
67284995
n÷3
50463746.25
n÷5
40370997
n2
40745434969350225
n3
8.2246691645567E+24
n4
1.6601904708415E+33
n5
3.3511772258886E+41
2 √n
14207.567877719
3 √n
586.60598958517
4 √n
119.19550275794
5 √n
45.815021619455
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-201854984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 201854985 can be divided by 4 positive divisors.
The sum of these divisors (counting 201854985) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000010000001000000001001
3
Ternary
112001211021222120
4
Quaternary
30002001000021
5
Quinary
403133324420
6
Senary
32010241453
8
Octal
1402010011
10
Decimal
201854985
12
Duodecimal
57726289
16
Hexadecimal
c081009
20
Vigesimal
331bh95
36
Base36
3c6gax
md5
84b74adef39db49701a40187ca4b6875
sha1
055141b3c09468223fee05eedbe58b9a53f1e824
sha256
c7908076a9abc5c2373953e2ed5baea485a0a8402db6a387aa5af907d35c9e88
sha512
2aa38f27e94fb16f807176c19e251dc857f64f923cbdbb98c82fb6471773b0f41b3d14256b10e16968252576ffc544465accace852982583a345a3326ac38222
ripemd-160
7ddd687deef3ad3aa3adbf4f53516c7ce91b6fd8
Diameter
403709970
Circumference
1268292275.933
Area
1.2800555916703E+17
Volume
3.4451413634104E+25
Surface area
5.1202223666813E+17
Circumference
1268292275.933
Perimeter
807419940
Area
40745434969350225
Diagonal
285466057.41962
Surface area
244472609816101350
Volume
8.2246691645567E+24
Space diagonal
349623089.78105
Perimeter
605564955
Area
1.7643290885852E+16
Altitude
174811544.89053
Surface area
1.7643290885852E+16
Volume
9.6928655654565E+23
Height
95155352.473206