221623906 is an even 9-digits composite number following 221623905
and preceding 221623907 . In scientific notation, it is written as 2.21623906 × 10^8.
The sum of its digits is 31. It has a total of 5 prime factors and 32 positive divisors.
There are 90594240 positive integers (up to 221623906) that are relatively prime to 221623906.
221623906 has 32 divisors, whose sum is 397571328
The reverse of 221623906 is 609326122
Previous prime number is 1493
Is Prime? no
Number parity even
Number length 9
Sum of Digits 31
Digital Root 4
Name
two hundred twenty-one million six hundred twenty-three thousand nine hundred six
Scientific notation
2.21623906 × 10^8
Engineering notation
2.21623906 × 10^6
Prime Factorization
2 × 7 × 23 × 1493 × 461
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
221623906
Product of the distinct prime numbers
The prime factorization of 221623906 is 2 × 7 × 23 × 1493 × 461.
Since it has a total of 5 prime factors.
2 , 1 , 44 , 23 , 295 , 268 , 1656 , 5882 , 6804 , 56008 , 24614 , 124572 , 2729588 , 1320649 , 76886680 , 26011965 , 739358459 , 667482686 , 8047849095 , 271085416
n×2
443247812
n×3
664871718
n×4
886495624
n×5
1108119530
n÷2
110811953
n÷3
73874635.333333
n÷3
55405976.5
n÷5
44324781.2
n2
49117155710696836
n3
1.0885535900215E+25
n4
2.4124949851088E+33
n5
5.3466656180523E+41
2 √n
14887.038187632
3 √n
605.16276930934
4 √n
122.0124509533
5 √n
46.679191033166
1 , 2 , 7 , 14 , 23 , 46 , 161 , 322 , 461 , 922 , 1493 , 2986 , 3227 , 6454 , 10451 , 10603 , 20902 , 21206 , 34339 , 68678 , 74221 , 148442 , 240373 , 480746 , 688273 , 1376546 , 4817911 , 9635822 , 15830279 , 31660558 , 110811953 , 221623906
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221623905
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221623906 can be divided by 32 positive divisors.
The sum of these divisors (counting 221623906) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1101001101011011011001100010
3
Ternary
120110000122211211
4
Quaternary
31031123121202
5
Quinary
423213431111
6
Senary
33554100334
8
Octal
1515333142
10
Decimal
221623906
12
Duodecimal
6227a6aa
16
Hexadecimal
d35b662
20
Vigesimal
3952jf6
36
Base36
3ny63m
md5
12d1ed58172c4d6fce24f31de0addfca
sha1
2f3686c3d6cf3ad8f21e72f9b46bbe45d3ec6e12
sha256
aa1428bba2fa1b7bf6f57fdd5fde55e5a741e1be2bd21ef93523723e2b7aa629
sha512
d6bed280830725f777eebc038304bd9faaae409bab0efaf14b5b83aaea2fbada6ed5a761afc5f7e6b8fad4ec8da41762de964a6318acc9291c5f9e2ad2a3bf0e
ripemd-160
20ac3199b4f7498370dedddcf3a4bba1be919d42
Diameter
443247812
Circumference
1392504069.8989
Area
1.5430609554595E+17
Volume
4.5597226152671E+25
Surface area
6.172243821838E+17
Circumference
1392504069.8989
Perimeter
886495624
Area
49117155710696836
Diagonal
313423533.6113
Surface area
294702934264181016
Volume
1.0885535900215E+25
Space diagonal
383863865.36387
Perimeter
664871718
Area
2.126835230355E+16
Altitude
191931932.68193
Surface area
2.126835230355E+16
Volume
1.2828727086486E+24
Height
104474511.20377