201639855 is an odd 9-digits composite number following 201639854
and preceding 201639856 . In scientific notation, it is written as 2.01639855 × 10^8.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 107541248 positive integers (up to 201639855) that are relatively prime to 201639855.
201639855 has 4 divisors, whose sum is 215082528
The reverse of 201639855 is 558936102
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
two hundred one million six hundred thirty-nine thousand eight hundred fifty-five
Scientific notation
2.01639855 × 10^8
Engineering notation
2.01639855 × 10^6
Prime Factorization
15 × 13442657
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
201639855
Product of the distinct prime numbers
The prime factorization of 201639855 is 15 × 13442657.
Since it has a total of 2 prime factors.
1 , 8 , 37 , 98 , 273 , 254 , 6678 , 8446 , 48070 , 94698 , 494868 , 443638 , 7073094 , 2210434 , 48897034 , 51923767 , 743017598 , 403958194 , 1800703732 , 5857109026
n×2
403279710
n×3
604919565
n×4
806559420
n×5
1008199275
n÷2
100819927.5
n÷3
67213285
n÷3
50409963.75
n÷5
40327971
n2
40658631124421025
n3
8.1984004844267E+24
n4
1.6531242849117E+33
n5
3.3333574110658E+41
2 √n
14199.994894365
3 √n
586.39752077597
4 √n
119.16373145536
5 √n
45.805251843354
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
-201639854
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 201639855 can be divided by 4 positive divisors.
The sum of these divisors (counting 201639855) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000001001100011110101111
3
Ternary
112001102100212210
4
Quaternary
30001030132233
5
Quinary
403104433410
6
Senary
32001501503
8
Octal
1401143657
10
Decimal
201639855
12
Duodecimal
57641893
16
Hexadecimal
c04c7af
20
Vigesimal
3304jcf
36
Base36
3c1ub3
md5
95c07f9b974ebb05413963c21d7857af
sha1
aa32953356f81b5c0d0ecbf8c980c7ebb9362c8f
sha256
f5a4b7ef84f82f18d6e59d8682d86802ece7068321ae4e7aac8241c3a858ceb2
sha512
e6cbbf8a589710955835016872a4ad7057ff7b004e92006797513442f6c8aae9c67d26e97de92a7beb2bcdcce39849d0562c955778e3d99c9de40cc8fb03f342
ripemd-160
453c19be4399cf81e7c829d0264e9a52ced6006e
Diameter
403279710
Circumference
1266940574.2778
Area
1.277328568455E+17
Volume
3.4341379644083E+25
Surface area
5.1093142738199E+17
Circumference
1266940574.2778
Perimeter
806559420
Area
40658631124421025
Diagonal
285161817.65594
Surface area
243951786746526150
Volume
8.1984004844267E+24
Space diagonal
349250473.69082
Perimeter
604919565
Area
1.7605703718425E+16
Altitude
174625236.84541
Surface area
1.7605703718425E+16
Volume
9.6619076290354E+23
Height
95053939.218648