168221372 is an even 9-digits composite number following 168221371
and preceding 168221373 . In scientific notation, it is written as 1.68221372 × 10^8.
The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors.
There are 76464240 positive integers (up to 168221372) that are relatively prime to 168221372.
168221372 has 12 divisors, whose sum is 321149976
The reverse of 168221372 is 273122861
Previous prime number is 11
Is Prime? no
Number parity even
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred sixty-eight million two hundred twenty-one thousand three hundred seventy-two
Scientific notation
1.68221372 × 10^8
Engineering notation
1.68221372 × 10^6
Prime Factorization
2 × 2 × 11 × 3823213
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
84110686
Product of the distinct prime numbers
The prime factorization of 168221372 is 2 × 2 × 11 × 3823213.
Since it has a total of 4 prime factors.
6 , 7 , 21 , 59 , 826 , 275 , 9949 , 6341 , 9337 , 11077 , 560675 , 968199 , 2422838 , 2672316 , 45814314 , 14884801 , 558429667 , 150250440 , 7179607995 , 1468922117
n×2
336442744
n×3
504664116
n×4
672885488
n×5
841106860
n÷2
84110686
n÷3
56073790.666667
n÷3
42055343
n÷5
33644274.4
n2
28298429997562384
n3
4.7604007196359E+24
n4
8.0080114032694E+32
n5
1.3471186652496E+41
2 √n
12970.018195824
3 √n
552.02708944281
4 √n
113.88598770623
5 √n
44.174967040362
1 , 2 , 4 , 11 , 22 , 44 , 3823213 , 7646426 , 15292852 , 42055343 , 84110686 , 168221372
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168221371
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168221372 can be divided by 12 positive divisors.
The sum of these divisors (counting 168221372) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000001101101101010111100
3
Ternary
102201112112100012
4
Quaternary
22001231222330
5
Quinary
321031040442
6
Senary
24405322352
8
Octal
1201555274
10
Decimal
168221372
12
Duodecimal
484063b8
16
Hexadecimal
a06dabc
20
Vigesimal
2cb7d8c
36
Base36
2s5kfw
md5
911cf6bf0d00dc132bf245929f304211
sha1
8593250eccfa5b68985cec1f8562b333523cb6aa
sha256
139f0b3ca2e319c9a83d7d0697066f7830b0a639d2299d38625b17803e40c430
sha512
d988532c8959c87d7a921bd87091267150fccdb3cced47824b284cf4af2da7e49fdfb33c36b99229b97034159941f33cf9d924c26e2642604261151047b7e100
ripemd-160
bc1caf360002911065cd7115b954b72fa12277d3
Diameter
336442744
Circumference
1056966052.904
Area
8.8902139788467E+16
Volume
1.9940319905269E+25
Surface area
3.5560855915387E+17
Circumference
1056966052.904
Perimeter
672885488
Area
28298429997562384
Diagonal
237900945.76341
Surface area
169790579985374304
Volume
4.7604007196359E+24
Space diagonal
291367963.22294
Perimeter
504664116
Area
1.2253579632552E+16
Altitude
145683981.61147
Surface area
1.2253579632552E+16
Volume
5.6101860500331E+23
Height
79300315.25447