168148809 is an odd 9-digits composite number following 168148808
and preceding 168148810 . In scientific notation, it is written as 1.68148809 × 10^8.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 112099200 positive integers (up to 168148809) that are relatively prime to 168148809.
168148809 has 4 divisors, whose sum is 186832020
The reverse of 168148809 is 908841861
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred sixty-eight million one hundred forty-eight thousand eight hundred nine
Scientific notation
1.68148809 × 10^8
Engineering notation
1.68148809 × 10^6
Prime Factorization
9 × 18683201
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
168148809
Product of the distinct prime numbers
The prime factorization of 168148809 is 9 × 18683201.
Since it has a total of 2 prime factors.
10 , 5 , 90 , 34 , 463 , 26 , 2540 , 9878 , 56823 , 33380 , 533715 , 848923 , 9699493 , 8125772 , 42695726 , 22068370 , 891615264 , 288402347 , 372439259 , 6595280586
n×2
336297618
n×3
504446427
n×4
672595236
n×5
840744045
n÷2
84074404.5
n÷3
56049603
n÷3
42037202.25
n÷5
33629761.8
n2
28274021968118481
n3
4.754243119579E+24
n4
7.9942031825365E+32
n5
1.3442157440475E+41
2 √n
12967.220558007
3 √n
551.94770495449
4 √n
113.87370441857
5 √n
44.171155370875
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168148808
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168148809 can be divided by 4 positive divisors.
The sum of these divisors (counting 168148809) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001011011111101001001
3
Ternary
102201101211210200
4
Quaternary
22001123331021
5
Quinary
321021230214
6
Senary
24404002413
8
Octal
1201337511
10
Decimal
168148809
12
Duodecimal
48390409
16
Hexadecimal
a05bf49
20
Vigesimal
2caic09
36
Base36
2s40g9
md5
522dc2533319d829359988f2d2f3aff0
sha1
3f38727bf06c0af4b2a2e52c2b9b3285a2ea5b21
sha256
450aee22c70dd4ebc3a4dbd21fb2d6bc7a6ce2a74a31be01e01b312f62e9a818
sha512
5d839b798ca07d1c7de0c408a53ef6077713954a2f40346f7a2e164a15b99719637325c10edff98ed613bdb1c224c0a85f08d07e8c4215ea7abaa393432f04ae
ripemd-160
d15de2ca8c6b937969abdfa446369c678140484b
Diameter
336297618
Circumference
1056510126.1285
Area
8.8825459702477E+16
Volume
1.9914527010465E+25
Surface area
3.5530183880991E+17
Circumference
1056510126.1285
Perimeter
672595236
Area
28274021968118481
Diagonal
237798326.18468
Surface area
169644131808710886
Volume
4.754243119579E+24
Space diagonal
291242280.42019
Perimeter
504446427
Area
1.2243010645775E+16
Altitude
145621140.2101
Surface area
1.2243010645775E+16
Volume
5.6029292487729E+23
Height
79266108.728228