168906768 is an even 9-digits composite number following 168906767
and preceding 168906769 . In scientific notation, it is written as 1.68906768 × 10^8.
The sum of its digits is 51. It has a total of 6 prime factors and 20 positive divisors.
There are 56302240 positive integers (up to 168906768) that are relatively prime to 168906768.
168906768 has 20 divisors, whose sum is 436342608
The reverse of 168906768 is 867609861
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 51
Digital Root 6
Name
one hundred sixty-eight million nine hundred six thousand seven hundred sixty-eight
Scientific notation
1.68906768 × 10^8
Engineering notation
1.68906768 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 3 × 3518891
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
21113346
Product of the distinct prime numbers
The prime factorization of 168906768 is 2 × 2 × 2 × 2 × 3 × 3518891.
Since it has a total of 6 prime factors.
5 , 5 , 12 , 82 , 887 , 286 , 4282 , 537 , 49003 , 23901 , 246919 , 990282 , 3385397 , 5045299 , 53695140 , 14071505 , 605785645 , 634025753 , 1599499734 , 8729286220
n×2
337813536
n×3
506720304
n×4
675627072
n×5
844533840
n÷2
84453384
n÷3
56302256
n÷3
42226692
n÷5
33781353.6
n2
28529496276205824
n3
4.818825008682E+24
n4
8.1393215777404E+32
n5
1.3747865014088E+41
2 √n
12996.41365916
3 √n
552.77579427716
4 √n
114.00181428012
5 √n
44.210905543538
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 48 , 3518891 , 7037782 , 10556673 , 14075564 , 21113346 , 28151128 , 42226692 , 56302256 , 84453384 , 168906768
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-168906767
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 168906768 can be divided by 20 positive divisors.
The sum of these divisors (counting 168906768) is 1, the average is 0.05.
Base
System
Value
2
Binary
1010000100010101000000010000
3
Ternary
102202211100112020
4
Quaternary
22010111000100
5
Quinary
321220004033
6
Senary
24432131440
8
Octal
1204250020
10
Decimal
168906768
12
Duodecimal
48696b80
16
Hexadecimal
a115010
20
Vigesimal
2cfd6i8
36
Base36
2sk9ao
md5
63e67e7fa4e215d7191f16875982e2dc
sha1
da823f67a259fb1d831e68599b14581eac748528
sha256
212971af56783f57de523151654cc7b2dc9cb0f0fe9a811a643d71c5019b8445
sha512
54ff0c5bbd11582a40ea1fe94b200fae5ace1c0512e5136ec0728c43bdaa5888a7e64e29896cf4a8866cf934e4643c0de03d4d03be51a011ff0df1bc7e3085b7
ripemd-160
888963441764c44e5b762109dd84d9391e2162dd
Diameter
337813536
Circumference
1061272522.9808
Area
8.9628055911946E+16
Volume
2.0185046994947E+25
Surface area
3.5851222364778E+17
Circumference
1061272522.9808
Perimeter
675627072
Area
28529496276205824
Diagonal
238870242.08221
Surface area
171176977657234944
Volume
4.818825008682E+24
Space diagonal
292555103.91825
Perimeter
506720304
Area
1.2353634266184E+16
Altitude
146277551.95912
Surface area
1.2353634266184E+16
Volume
5.6790397349839E+23
Height
79623414.027402