216222391 is an odd 9-digits composite number following 216222390
and preceding 216222392 . In scientific notation, it is written as 2.16222391 × 10^8.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 168484920 positive integers (up to 216222391) that are relatively prime to 216222391.
216222391 has 8 divisors, whose sum is 269576064
The reverse of 216222391 is 193222612
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
two hundred sixteen million two hundred twenty-two thousand three hundred ninety-one
Scientific notation
2.16222391 × 10^8
Engineering notation
2.16222391 × 10^6
Prime Factorization
7 × 11 × 2808083
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
216222391
Product of the distinct prime numbers
The prime factorization of 216222391 is 7 × 11 × 2808083.
Since it has a total of 3 prime factors.
10 , 6 , 51 , 22 , 239 , 307 , 5 , 256 , 95554 , 41814 , 19575 , 389591 , 2642619 , 8013609 , 81543621 , 73435389 , 201469377 , 349259254 , 7800682889 , 9293243108
n×2
432444782
n×3
648667173
n×4
864889564
n×5
1081111955
n÷2
108111195.5
n÷3
72074130.333333
n÷3
54055597.75
n÷5
43244478.2
n2
46752122369756881
n3
1.0108855683113E+25
n4
2.1857609460767E+33
n5
4.7261045791513E+41
2 √n
14704.502405726
3 √n
600.2058469629
4 √n
121.26212271656
5 √n
46.44940263501
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-216222390
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 216222391 can be divided by 8 positive divisors.
The sum of these divisors (counting 216222391) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100111000110100101010110111
3
Ternary
120001212020100201
4
Quaternary
30320310222313
5
Quinary
420323104031
6
Senary
33242221331
8
Octal
1470645267
10
Decimal
216222391
12
Duodecimal
604b4847
16
Hexadecimal
ce34ab7
20
Vigesimal
37b7fjb
36
Base36
3kqe9j
md5
0c30f3949439e92747cefc3328c09abf
sha1
7ca672a16cc624a7e39a72a915e27490e2b443f8
sha256
dbb3bfc86f08726c2c456a56253049e573ac657b088029bf0c25d45e67a41a45
sha512
da357c80acac3995c23abf6518ec9c186154a6103649148dba8fe5eeab5e37096979c14c50fb25ad02e73cbbaeee50e8f546443650f19269ae474ff9b11e854f
ripemd-160
c92e222a339251c897d3e7639d280df1b48bbfec
Diameter
432444782
Circumference
1358565350.2144
Area
1.4687612417656E+17
Volume
4.2343875667025E+25
Surface area
5.8750449670624E+17
Circumference
1358565350.2144
Perimeter
864889564
Area
46752122369756881
Diagonal
305784637.84094
Surface area
280512734218541286
Volume
1.0108855683113E+25
Space diagonal
374508166.94602
Perimeter
648667173
Area
2.0244262826524E+16
Altitude
187254083.47301
Surface area
2.0244262826524E+16
Volume
1.1913400672609E+24
Height
101928212.61365