221005890 is an even 9-digits composite number following 221005889
and preceding 221005891 . In scientific notation, it is written as 2.21005890 × 10^8.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 50515488 positive integers (up to 221005890) that are relatively prime to 221005890.
221005890 has 16 divisors, whose sum is 387287616
The reverse of 221005890 is 098500122
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 27
Digital Root 9
Name
two hundred twenty-one million five thousand eight hundred ninety
Scientific notation
2.21005890 × 10^8
Engineering notation
2.21005890 × 10^6
Prime Factorization
2 × 45 × 7 × 350803
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
221005890
Product of the distinct prime numbers
The prime factorization of 221005890 is 2 × 45 × 7 × 350803.
Since it has a total of 4 prime factors.
4 , 3 , 4 , 83 , 955 , 659 , 2073 , 4808 , 30108 , 47661 , 279539 , 847304 , 9721907 , 4491429 , 13317895 , 92282819 , 159949550 , 182018898 , 2218998174 , 3508307805
n×2
442011780
n×3
663017670
n×4
884023560
n×5
1105029450
n÷2
110502945
n÷3
73668630
n÷3
55251472.5
n÷5
44201178
n2
48843603414692100
n3
1.0794724043471E+25
n4
2.3856975945317E+33
n5
5.2725322015034E+41
2 √n
14866.266848136
3 √n
604.59973068593
4 √n
121.92730148796
5 √n
46.653128213575
1 , 2 , 7 , 14 , 45 , 90 , 315 , 630 , 350803 , 701606 , 2455621 , 4911242 , 15786135 , 31572270 , 110502945 , 221005890
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221005889
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221005890 can be divided by 16 positive divisors.
The sum of these divisors (counting 221005890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101001011000100100001000010
3
Ternary
120101212021002100
4
Quaternary
31023010201002
5
Quinary
423034142030
6
Senary
33532531230
8
Octal
1513044102
10
Decimal
221005890
12
Duodecimal
62020b16
16
Hexadecimal
d2c4842
20
Vigesimal
3915eea
36
Base36
3nkx8i
md5
28f73b26e61bd35575d8dbf1a594d94a
sha1
ff570372a19f852b1c62bb21805616364b067161
sha256
4e624c96c408e78c2f00d7693027ee78485dd1e1e60164960cd7192e4dca76cd
sha512
40eff6fa18d458eca2fb60dae577d5b970afe4953008bb9b446707a8b3a4357c68b7c31441c9c885cea21dc88c6578d0eaefd7f8e27d827bc07fc5964e4f9ddc
ripemd-160
b7a84e82a7c5f09a0b13a3ec9f193f966c04d50a
Diameter
442011780
Circumference
1388620960.8481
Area
1.5344670566245E+17
Volume
4.5216834336664E+25
Surface area
6.137868226498E+17
Circumference
1388620960.8481
Perimeter
884023560
Area
48843603414692100
Diagonal
312549527.00234
Surface area
293061620488152600
Volume
1.0794724043471E+25
Space diagonal
382793430.25198
Perimeter
663017670
Area
2.1149900684748E+16
Altitude
191396715.12599
Surface area
2.1149900684748E+16
Volume
1.272170428696E+24
Height
104183175.66745