168444994 is an even 9-digits composite number following 168444993
and preceding 168444995 . In scientific notation, it is written as 1.68444994 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 79789716 positive integers (up to 168444994) that are relatively prime to 168444994.
168444994 has 8 divisors, whose sum is 265965840
The reverse of 168444994 is 499444861
Previous prime number is 19
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred sixty-eight million four hundred forty-four thousand nine hundred ninety-four
Scientific notation
1.68444994 × 10^8
Engineering notation
1.68444994 × 10^6
Prime Factorization
2 × 19 × 4432763
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
168444994
Product of the distinct prime numbers
The prime factorization of 168444994 is 2 × 19 × 4432763.
Since it has a total of 3 prime factors.
3 , 2 , 25 , 82 , 628 , 457 , 6979 , 1465 , 71861 , 84638 , 265470 , 159051 , 1346859 , 3328000 , 60212202 , 97158623 , 215972315 , 317856190 , 8527376949 , 5688430114
n×2
336889988
n×3
505334982
n×4
673779976
n×5
842224970
n÷2
84222497
n÷3
56148331.333333
n÷3
42111248.5
n÷5
33688998.8
n2
28373716003660036
n3
4.7794104219942E+24
n4
8.0506775985635E+32
n5
1.356096339786E+41
2 √n
12978.63606085
3 √n
552.27159016771
4 √n
113.92381691661
5 √n
44.186705437011
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168444993
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168444994 can be divided by 8 positive divisors.
The sum of these divisors (counting 168444994) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000010100100010001000010
3
Ternary
102201221220002111
4
Quaternary
22002210101002
5
Quinary
321110214434
6
Senary
24414205534
8
Octal
1202442102
10
Decimal
168444994
12
Duodecimal
484b38aa
16
Hexadecimal
a0a4442
20
Vigesimal
2ccfc9e
36
Base36
2saczm
md5
5b8f2713fd9e6e864db17efc79c8112d
sha1
b2a09247b451c47eb27fcf9f3093f94cc221785d
sha256
9b2e5ec5a3df8b21bd5ae25165bd82ed3a3b0398cded679e51b87b5563ae9642
sha512
5bbabba66d6975debd1e6f1361eab23d71980f2f307dee8fa55efe0e4e8f5e5f61243ccfaaa0506997e50d2c2b43199b389d762b5acf3b8fd7445dbe5e36dfaf
ripemd-160
2cf8b82fd4ad196e6a3d481143d514784b9f0b07
Diameter
336889988
Circumference
1058371111.3688
Area
8.9138657752142E+16
Volume
2.0019947560303E+25
Surface area
3.5655463100857E+17
Circumference
1058371111.3688
Perimeter
673779976
Area
28373716003660036
Diagonal
238217195.02865
Surface area
170242296021960216
Volume
4.7794104219942E+24
Space diagonal
291755287.88863
Perimeter
505334982
Area
1.2286179429467E+16
Altitude
145877643.94432
Surface area
1.2286179429467E+16
Volume
5.6325891991096E+23
Height
79405731.676218