201855145 is an odd 9-digits composite number following 201855144
and preceding 201855146 . In scientific notation, it is written as 2.01855145 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 152984880 positive integers (up to 201855145) that are relatively prime to 201855145.
201855145 has 4 divisors, whose sum is 203980032
The reverse of 201855145 is 541558102
Previous prime number is 95
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
two hundred one million eight hundred fifty-five thousand one hundred forty-five
Scientific notation
2.01855145 × 10^8
Engineering notation
2.01855145 × 10^6
Prime Factorization
95 × 2124791
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
201855145
Product of the distinct prime numbers
The prime factorization of 201855145 is 95 × 2124791.
Since it has a total of 2 prime factors.
9 , 8 , 2 , 88 , 272 , 296 , 6695 , 935 , 70055 , 10191 , 500478 , 191463 , 3702718 , 7801500 , 40739456 , 80924712 , 640353134 , 435568976 , 7157375692 , 5535100255
n×2
403710290
n×3
605565435
n×4
807420580
n×5
1009275725
n÷2
100927572.5
n÷3
67285048.333333
n÷3
50463786.25
n÷5
40371029
n2
40745499562971025
n3
8.224688722381E+24
n4
1.6601957346361E+33
n5
3.3511905074335E+41
2 √n
14207.57350852
3 √n
586.60614457587
4 √n
119.19552637796
5 √n
45.815028882492
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
-201855144
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 201855145 can be divided by 4 positive divisors.
The sum of these divisors (counting 201855145) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000010000001000010101001
3
Ternary
112001211022012111
4
Quaternary
30002001002221
5
Quinary
403133331040
6
Senary
32010242321
8
Octal
1402010251
10
Decimal
201855145
12
Duodecimal
577263a1
16
Hexadecimal
c0810a9
20
Vigesimal
331bhh5
36
Base36
3c6gfd
md5
45959d5659e9231f7858da0a45e63fb1
sha1
043a0687047ad7957e4cb04c58a5c104ec91a2db
sha256
2eea4e420217dc6122afa861730265ea58d475a0713a6d897c3635c073e85f54
sha512
19cfc676cbacbb1b017407f1559e1800512cff82c179cdf347cb911787a056867a0b58432cd9473ee6e06c5300afaebda1d6b9a2e32db510f61162e56684953f
ripemd-160
a60b86a8663dc41be2e94366f3c181d6f73c4148
Diameter
403710290
Circumference
1268293281.2426
Area
1.2800576209388E+17
Volume
3.4451495557726E+25
Surface area
5.120230483755E+17
Circumference
1268293281.2426
Perimeter
807420580
Area
40745499562971025
Diagonal
285466283.69379
Surface area
244472997377826150
Volume
8.224688722381E+24
Space diagonal
349623366.90918
Perimeter
605565435
Area
1.764331885571E+16
Altitude
174811683.45459
Surface area
1.764331885571E+16
Volume
9.6928886145735E+23
Height
95155427.897929