168281312 is an even 9-digits composite number following 168281311
and preceding 168281313 . In scientific notation, it is written as 1.68281312 × 10^8.
The sum of its digits is 32. It has a total of 6 prime factors and 12 positive divisors.
There are 84140640 positive integers (up to 168281312) that are relatively prime to 168281312.
168281312 has 12 divisors, whose sum is 331303896
The reverse of 168281312 is 213182861
Previous prime number is 2
Is Prime? no Number parity even Number length 9 Sum of Digits 32 Digital Root 5
Name
one hundred sixty-eight million two hundred eighty-one thousand three hundred twelve
Scientific notation
1.68281312 × 10^8
Engineering notation
1.68281312 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 5258791
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
10517582 Product of the distinct prime numbers
The prime factorization of 168281312 is 2 × 2 × 2 × 2 × 2 × 5258791.
Since it has a total of 6 prime factors.
6 , 7 , 45 , 67 , 680 , 374 , 7023 , 5022 , 11181 , 48561 , 360977 , 27942 , 8755360 , 1990870 , 84892265 , 78619701 , 889801085 , 217719700 , 6163840328 , 6231394629
n×2
336562624
n×3
504843936
n×4
673125248
n×5
841406560
n÷2
84140656
n÷3
56093770.666667
n÷3
42070328
n÷5
33656262.4
n2
28318599968441344
n3
4.7654911566925E+24
n4
8.0194310417261E+32
n5
1.3495203771952E+41
2 √n12972.328703822
3 √n552.09264705525
4 √n113.89613120656
5 √n44.178114643054
1 , 2 , 4 , 8 , 16 , 32 , 5258791 , 10517582 , 21035164 , 42070328 , 84140656 , 168281312
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
-168281311 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 168281312 can be divided by 12 positive divisors.
The sum of these divisors (counting 168281312) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000001111100010011100000
3
Ternary
102201122120120012
4
Quaternary
22001330103200
5
Quinary
321040000222
6
Senary
24410504052
8
Octal
1201742340
10
Decimal
168281312
12
Duodecimal
48435028
16
Hexadecimal
a07c4e0
20
Vigesimal
2cbf35c
36
Base36
2s6uow
md5
19b3e83e6c13c6031410cb190bf6c2db
sha1
3c251f4db0cd531c429f9a94dea488e30c4250c6
sha256
9d621d425ac3a28821fc5c86b29b1b592dbb755e31d91c54eacd233ce222868f
sha512
550c0429a2c6f6b023bedbc8c3ceb2f496fdd3d36e3b23ab98c474dee5608b56988428c50f7c0ff11a142b402a237d16b6e99050a8fc96824f2692c84f03eed4
ripemd-160
405e764f159d058d5de0da5985e104fd5fd15186
Diameter
336562624
Circumference
1057342667.0313
Area
8.8965505620803E+16
Volume
1.996164267815E+25
Surface area
3.5586202248321E+17
Circumference
1057342667.0313
Perimeter
673125248
Area
28318599968441344
Diagonal
237985713.72434
Surface area
169911599810648064
Volume
4.7654911566925E+24
Space diagonal
291471782.34835
Perimeter
504843936
Area
1.226231348614E+16
Altitude
145735891.17418
Surface area
1.226231348614E+16
Volume
5.6161851876363E+23
Height
79328571.241446