221392 is an even 6-digits composite number following 221391
and preceding 221393 . In scientific notation, it is written as 2.21392 × 10^5.
The sum of its digits is 19. It has a total of 6 prime factors and 20 positive divisors.
There are 108800 positive integers (up to 221392) that are relatively prime to 221392.
221392 has 20 divisors, whose sum is 436356
The reverse of 221392 is 293122
Previous prime number is 137
Is Prime? no
Number parity even
Number length 6
Sum of Digits 19
Digital Root 1
Name
two hundred twenty-one thousand three hundred ninety-two
Scientific notation
2.21392 × 10^5
Engineering notation
2.21392 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 137 × 101
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
27674
Product of the distinct prime numbers
The prime factorization of 221392 is 2 × 2 × 2 × 2 × 137 × 101.
Since it has a total of 6 prime factors.
2 , 1 , 47 , 12 , 523 , 297 , 1561 , 2263 , 15082 , 1865 , 889925 , 588660 , 3489433 , 6444456 , 31872469 , 90014136 , 145697845 , 544887523 , 7625188557 , 8601481544
n×2
442784
n×3
664176
n×4
885568
n×5
1106960
n÷2
110696
n÷3
73797.333333333
n÷3
55348
n÷5
44278.4
n2
49014417664
n3
10851399955468288
n4
2.402413138941E+21
n5
5.3187504965643E+26
2 √n
470.52311314111
3 √n
60.495161601091
4 √n
21.691544738471
5 √n
11.722827777408
1 , 2 , 4 , 8 , 16 , 101 , 137 , 202 , 274 , 404 , 548 , 808 , 1096 , 1616 , 2192 , 13837 , 27674 , 55348 , 110696 , 221392
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221391
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221392 can be divided by 20 positive divisors.
The sum of these divisors (counting 221392) is 1, the average is 0.05.
Base
System
Value
2
Binary
110110000011010000
3
Ternary
102020200201
4
Quaternary
312003100
5
Quinary
24041032
6
Senary
4424544
8
Octal
660320
10
Decimal
221392
12
Duodecimal
a8154
16
Hexadecimal
360d0
20
Vigesimal
17d9c
36
Base36
4qts
md5
4ce9228273a3a7cbdbf24e692ba8dbfc
sha1
3c85a9aae3ad9ea77e155f0bb2db2258e1b52294
sha256
f42137a10572de92164f2672e35112d32d912a56aaa9aa28284b4794e4873e97
sha512
2e3c42a875f87c0290948190239781a1bcd95869eff1fa90550611a98136a0a3d4a9a8c851e4fc47befdd24850b70c0ebff8dd93cd1c7304184aee3bb81737c2
ripemd-160
44aba82a7e31cba22fb3b2e0f64d677d7c4c989b
Diameter
442784
Circumference
1391046.9615271
Area
153983334453.2
Volume
4.5454237841685E+16
Surface area
615933337812.82
Circumference
1391046.9615271
Perimeter
885568
Area
49014417664
Diagonal
313095.5690009
Surface area
294086505984
Volume
10851399955468288
Space diagonal
383462.19238929
Perimeter
664176
Area
21223865424.362
Altitude
191731.09619464
Surface area
21223865424.362
Volume
1.2788497489798E+15
Height
104365.18966697