168994969 is an odd 9-digits composite number following 168994968
and preceding 168994970 . In scientific notation, it is written as 1.68994969 × 10^8.
The sum of its digits is 61. It has a total of 4 prime factors and 16 positive divisors.
There are 141543360 positive integers (up to 168994969) that are relatively prime to 168994969.
168994969 has 16 divisors, whose sum is 198918720
The reverse of 168994969 is 969499861
Previous prime number is 827
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 61
Digital Root 7
Name
one hundred sixty-eight million nine hundred ninety-four thousand nine hundred sixty-nine
Scientific notation
1.68994969 × 10^8
Engineering notation
1.68994969 × 10^6
Prime Factorization
13 × 11 × 827 × 1429
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
168994969
Product of the distinct prime numbers
The prime factorization of 168994969 is 13 × 11 × 827 × 1429.
Since it has a total of 4 prime factors.
2 , 1 , 53 , 11 , 444 , 689 , 7139 , 9212 , 25509 , 99581 , 876436 , 286917 , 7559078 , 1281531 , 47253775 , 30496578 , 929426061 , 133274376 , 8819883044 , 150537479
n×2
337989938
n×3
506984907
n×4
675979876
n×5
844974845
n÷2
84497484.5
n÷3
56331656.333333
n÷3
42248742.25
n÷5
33798993.8
n2
28559299547310961
n3
4.8263779416595E+24
n4
8.1563359063304E+32
n5
1.3783797336439E+41
2 √n
12999.80649856
3 √n
552.87199506767
4 √n
114.01669394681
5 √n
44.215521855702
1 , 11 , 13 , 143 , 827 , 1429 , 9097 , 10751 , 15719 , 18577 , 118261 , 204347 , 1181783 , 12999613 , 15363179 , 168994969
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168994968
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168994969 can be divided by 16 positive divisors.
The sum of these divisors (counting 168994969) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000100101010100010011001
3
Ternary
102202222211111221
4
Quaternary
22010222202121
5
Quinary
321230314334
6
Senary
24434052041
8
Octal
1204524231
10
Decimal
168994969
12
Duodecimal
4871a021
16
Hexadecimal
a12a899
20
Vigesimal
2cg4789
36
Base36
2sm5cp
md5
0466b1763a7a7d4a45f4a7b064286000
sha1
71f6aa52783fcbfac7ee8c8f4eb339effc37ee5d
sha256
2d6f91edf10a21d9de994be229b09c6be82887d6c7eef3e015e91d2f6d776428
sha512
3b915a74e7670f91ada2ae1cd28bd246cbeb62f3c3c0296d62717be3ad7f028740b17617223da3ad99c8bd2c086a69a1c3a59a38a9193de71e5fe250b1a94b1f
ripemd-160
db82eca9f7407af1fc8cc67c624b9dd709dcd7a1
Diameter
337989938
Circumference
1061826706.2081
Area
8.9721685649502E+16
Volume
2.0216684646621E+25
Surface area
3.5888674259801E+17
Circumference
1061826706.2081
Perimeter
675979876
Area
28559299547310961
Diagonal
238994977.13262
Surface area
171355797283865766
Volume
4.8263779416595E+24
Space diagonal
292707872.53153
Perimeter
506984907
Area
1.236653946113E+16
Altitude
146353936.26576
Surface area
1.236653946113E+16
Volume
5.687940951861E+23
Height
79664992.37754