168209993 is an odd 9-digits composite number following 168209992
and preceding 168209994 . In scientific notation, it is written as 1.68209993 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 6 positive divisors.
There are 144179952 positive integers (up to 168209993) that are relatively prime to 168209993.
168209993 has 6 divisors, whose sum is 195672906
The reverse of 168209993 is 399902861
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred sixty-eight million two hundred nine thousand nine hundred ninety-three
Scientific notation
1.68209993 × 10^8
Engineering notation
1.68209993 × 10^6
Prime Factorization
7 × 7 × 3432857
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
24029999
Product of the distinct prime numbers
The prime factorization of 168209993 is 7 × 7 × 3432857.
Since it has a total of 3 prime factors.
2 , 2 , 74 , 83 , 300 , 823 , 4631 , 9285 , 33491 , 53147 , 962080 , 179350 , 4729423 , 2558424 , 49613410 , 67165613 , 747023474 , 478829447 , 1285308647 , 2377382119
n×2
336419986
n×3
504629979
n×4
672839972
n×5
841049965
n÷2
84104996.5
n÷3
56069997.666667
n÷3
42052498.25
n÷5
33641998.6
n2
28294601745060049
n3
4.7594347614743E+24
n4
8.0058448791156E+32
n5
1.3466631110751E+41
2 √n
12969.579522868
3 √n
552.01464223745
4 √n
113.88406175962
5 √n
44.174369398641
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168209992
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168209993 can be divided by 6 positive divisors.
The sum of these divisors (counting 168209993) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000001101010111001001001
3
Ternary
102201111221201202
4
Quaternary
22001222321021
5
Quinary
321030204433
6
Senary
24405153545
8
Octal
1201527111
10
Decimal
168209993
12
Duodecimal
483bb8b5
16
Hexadecimal
a06ae49
20
Vigesimal
2cb64jd
36
Base36
2s5bnt
md5
949b57b17e55d7043512a41a0a89f15f
sha1
3c49eeaae676295374a7bb6ea52321d738aec331
sha256
362a87df3459e24b0703b6bb74e0c096af1e5dcba92d2fe3fafc3604c070ac7c
sha512
42ff8ce6286756a47a195cc5112324749ec11bc5143bcce04575f87eb5e3b094f7e0d6b41506b7bbff9050104f76808f8798d68e192caa46e3be9b8e18f584a8
ripemd-160
c43d2e9a53b970fd135ac686fc0a5f10fb0162ba
Diameter
336419986
Circumference
1056894556.5384
Area
8.889011297853E+16
Volume
1.9936273709184E+25
Surface area
3.5556045191412E+17
Circumference
1056894556.5384
Perimeter
672839972
Area
28294601745060049
Diagonal
237884853.42728
Surface area
169767610470360294
Volume
4.7594347614743E+24
Space diagonal
291348254.21681
Perimeter
504629979
Area
1.2251921950593E+16
Altitude
145674127.1084
Surface area
1.2251921950593E+16
Volume
5.6090476574225E+23
Height
79294951.142428