168197812 is an even 9-digits composite number following 168197811
and preceding 168197813 . In scientific notation, it is written as 1.68197812 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 83671616 positive integers (up to 168197812) that are relatively prime to 168197812.
168197812 has 12 divisors, whose sum is 295841700
The reverse of 168197812 is 218791861
Previous prime number is 197
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred sixty-eight million one hundred ninety-seven thousand eight hundred twelve
Scientific notation
1.68197812 × 10^8
Engineering notation
1.68197812 × 10^6
Prime Factorization
2 × 2 × 197 × 213449
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
84098906
Product of the distinct prime numbers
The prime factorization of 168197812 is 2 × 2 × 197 × 213449.
Since it has a total of 4 prime factors.
5 , 10 , 28 , 69 , 717 , 906 , 3865 , 9029 , 86577 , 59093 , 704142 , 615838 , 3252924 , 568497 , 93579095 , 20345445 , 416823788 , 93093671 , 1597374642 , 9632541854
n×2
336395624
n×3
504593436
n×4
672791248
n×5
840989060
n÷2
84098906
n÷3
56065937.333333
n÷3
42049453
n÷5
33639562.4
n2
28290503961587344
n3
4.7584008667163E+24
n4
8.0035261440059E+32
n5
1.3461755857066E+41
2 √n
12969.109915488
3 √n
552.00131712211
4 √n
113.88199996263
5 √n
44.173729598863
1 , 2 , 4 , 197 , 394 , 788 , 213449 , 426898 , 853796 , 42049453 , 84098906 , 168197812
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
-168197811
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 168197812 can be divided by 12 positive divisors.
The sum of these divisors (counting 168197812) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000001100111111010110100
3
Ternary
102201111100000121
4
Quaternary
22001213322310
5
Quinary
321024312222
6
Senary
24405021324
8
Octal
1201477264
10
Decimal
168197812
12
Duodecimal
483b4844
16
Hexadecimal
a067eb4
20
Vigesimal
2cb4eac
36
Base36
2s529g
md5
90d07eb628bebef9cd6c3048a581ebb2
sha1
ab6f3ba300838ee3b00287f0cecf6ae8ebbf3086
sha256
3ded4394eb92d333fd59f5aaba6a1f38478f53bce5ed4f847c1585e453582afa
sha512
8d2e11cee8850d146f3e1b39887dd500bef9291199ca1bc602fc54c777ff35b51345675f414acca04ac8fa517f794be77a057a0920bba58c923f5fde2c3c1865
ripemd-160
43c1420ed91c877f9f117f48ae3dcad1f6cfd793
Diameter
336395624
Circumference
1056818021.0582
Area
8.8877239412076E+16
Volume
1.9931942940948E+25
Surface area
3.555089576483E+17
Circumference
1056818021.0582
Perimeter
672791248
Area
28290503961587344
Diagonal
237867626.89188
Surface area
169743023769524064
Volume
4.7584008667163E+24
Space diagonal
291327156.10592
Perimeter
504593436
Area
1.2250147558299E+16
Altitude
145663578.05296
Surface area
1.2250147558299E+16
Volume
5.6078292007651E+23
Height
79289208.96396