201128891 is an odd 9-digits composite number following 201128890
and preceding 201128892 . In scientific notation, it is written as 2.01128891 × 10^8.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 194193384 positive integers (up to 201128891) that are relatively prime to 201128891.
201128891 has 4 divisors, whose sum is 208064400
The reverse of 201128891 is 198821102
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
two hundred one million one hundred twenty-eight thousand eight hundred ninety-one
Scientific notation
2.01128891 × 10^8
Engineering notation
2.01128891 × 10^6
Prime Factorization
29 × 6935479
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
201128891
Product of the distinct prime numbers
The prime factorization of 201128891 is 29 × 6935479.
Since it has a total of 2 prime factors.
7 , 3 , 6 , 100 , 800 , 475 , 120 , 5385 , 63388 , 78964 , 221800 , 106237 , 9207909 , 1807165 , 96443547 , 74251074 , 692799493 , 163918642 , 9608716871 , 7988402685
n×2
402257782
n×3
603386673
n×4
804515564
n×5
1005644455
n÷2
100564445.5
n÷3
67042963.666667
n÷3
50282222.75
n÷5
40225778.2
n2
40452830794889881
n3
8.1362329955868E+24
n4
1.63643151932E+33
n5
3.2913365667827E+41
2 √n
14181.991785359
3 √n
585.90178301656
4 √n
119.08816811657
5 √n
45.782013784215
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
-201128890
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 201128891 can be divided by 4 positive divisors.
The sum of these divisors (counting 201128891) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011111111001111101110111011
3
Ternary
112000110101222012
4
Quaternary
23333033232323
5
Quinary
402442111031
6
Senary
31542520135
8
Octal
1377175673
10
Decimal
201128891
12
Duodecimal
5743604b
16
Hexadecimal
bfcfbbb
20
Vigesimal
32h124b
36
Base36
3bqw1n
md5
5c88df528dcccd89f377002ab29344e2
sha1
d2a0755e4d24c3eb72e47ebe5949640e6f7a2b04
sha256
2c8f93e8a7e051921f90040c21a6804a054ffc17353fa353230431059a94d467
sha512
43127aa72e0f43d03d34ed2cdfbdd51ead95565bbed45d6cd5c8100b0821249447aa3bdde118db946a74416d4487e5aa328508a1a1a854fb1628b314169ec2c2
ripemd-160
70f0484835caf107c279f9603119295702dd4e12
Diameter
402257782
Circumference
1263730092.7805
Area
1.2708631604214E+17
Volume
3.4080973075774E+25
Surface area
5.0834526416855E+17
Circumference
1263730092.7805
Perimeter
804515564
Area
40452830794889881
Diagonal
284439205.43726
Surface area
242716984769339286
Volume
8.1362329955868E+24
Space diagonal
348365458.08198
Perimeter
603386673
Area
1.7516589561684E+16
Altitude
174182729.04099
Surface area
1.7516589561684E+16
Volume
9.588642540822E+23
Height
94813068.479087