201478891 is an odd 9-digits composite number following 201478890
and preceding 201478892 . In scientific notation, it is written as 2.01478891 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 201399400 positive integers (up to 201478891) that are relatively prime to 201478891.
201478891 has 4 divisors, whose sum is 201558384
The reverse of 201478891 is 198874102
Previous prime number is 2621
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
two hundred one million four hundred seventy-eight thousand eight hundred ninety-one
Scientific notation
2.01478891 × 10^8
Engineering notation
2.01478891 × 10^6
Prime Factorization
2621 × 76871
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
201478891
Product of the distinct prime numbers
The prime factorization of 201478891 is 2621 × 76871.
Since it has a total of 2 prime factors.
2 , 9 , 33 , 86 , 447 , 313 , 7034 , 3923 , 38075 , 88573 , 875102 , 590574 , 3224888 , 4269989 , 9733417 , 30691789 , 343060869 , 137351442 , 4798937891 , 3083663474
n×2
402957782
n×3
604436673
n×4
805915564
n×5
1007394455
n÷2
100739445.5
n÷3
67159630.333333
n÷3
50369722.75
n÷5
40295778.2
n2
40593743518589881
n3
8.1787824256639E+24
n4
1.6478520128531E+33
n5
3.3200739608175E+41
2 √n
14194.326014292
3 √n
586.24144379776
4 √n
119.13994298426
5 √n
45.797936472138
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
-201478890
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 201478891 can be divided by 4 positive divisors.
The sum of these divisors (counting 201478891) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000000100101001011101011
3
Ternary
112001010012002011
4
Quaternary
30000211023223
5
Quinary
403034311031
6
Senary
31554220351
8
Octal
1400451353
10
Decimal
201478891
12
Duodecimal
575846b7
16
Hexadecimal
c0252eb
20
Vigesimal
32j4h4b
36
Base36
3bye3v
md5
a41259f871c71615b4d40cdefd6924e6
sha1
271c4b25c1e31ee4c7e85717856d147bba2a1b1f
sha256
53ef19c356ab2e43d75610b7266c99f7b73953fb60f4eddf2fbb9e9e507fea8e
sha512
5c66294b9ef2e903e9c4cc30c3179eb56427196e0466547ccfb4b8a11d5202c6e52cda2fc6229519d51f6447160995e267db906ba4cea22643296358a2a8be75
ripemd-160
d9945388f5beb1bf7f20da3f7073bc587185e232
Diameter
402957782
Circumference
1265929207.638
Area
1.2752900641971E+17
Volume
3.42592037117E+25
Surface area
5.1011602567884E+17
Circumference
1265929207.638
Perimeter
805915564
Area
40593743518589881
Diagonal
284934180.18409
Surface area
243562461111539286
Volume
8.1787824256639E+24
Space diagonal
348971675.86463
Perimeter
604436673
Area
1.7577606560904E+16
Altitude
174485837.93232
Surface area
1.7577606560904E+16
Volume
9.6387875250605E+23
Height
94978060.061364