168492728 is an even 9-digits composite number following 168492727
and preceding 168492729 . In scientific notation, it is written as 1.68492728 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 8 positive divisors.
There are 84246360 positive integers (up to 168492728) that are relatively prime to 168492728.
168492728 has 8 divisors, whose sum is 315923880
The reverse of 168492728 is 827294861
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred sixty-eight million four hundred ninety-two thousand seven hundred twenty-eight
Scientific notation
1.68492728 × 10^8
Engineering notation
1.68492728 × 10^6
Prime Factorization
2 × 2 × 2 × 21061591
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42123182
Product of the distinct prime numbers
The prime factorization of 168492728 is 2 × 2 × 2 × 21061591.
Since it has a total of 4 prime factors.
5 , 1 , 27 , 21 , 272 , 488 , 1406 , 7697 , 74711 , 35083 , 264285 , 211364 , 131687 , 1429979 , 7783272 , 35615883 , 748207577 , 281142912 , 9788871677 , 4649704589
n×2
336985456
n×3
505478184
n×4
673970912
n×5
842463640
n÷2
84246364
n÷3
56164242.666667
n÷3
42123182
n÷5
33698545.6
n2
28389799388881984
n3
4.7834747464055E+24
n4
8.0598070934096E+32
n5
1.3580188843223E+41
2 √n
12980.474875751
3 √n
552.32375287808
4 √n
113.93188700162
5 √n
44.189209481928
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
-168492727
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 168492728 can be divided by 8 positive divisors.
The sum of these divisors (counting 168492728) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000010101111111010111000
3
Ternary
102202001022120102
4
Quaternary
22002233322320
5
Quinary
321113231403
6
Senary
24415214532
8
Octal
1202577270
10
Decimal
168492728
12
Duodecimal
48517448
16
Hexadecimal
a0afeb8
20
Vigesimal
2cd1bg8
36
Base36
2sbdtk
md5
ccfc1bccf0c2a085dbac69d806eab3b6
sha1
9aafbdc07f7d197c61c52611c7784001b8419c85
sha256
82c0d8393b9b646f1ff69b5d392805272c9544198c6f69e2483d53177a0f01c5
sha512
7c360c49592e530ac97ec3866af8df32e54dd0d4129b2ab3df0d850b9393a2c475ef0d3156f346dbdc55a8c25ab9e5637a14fb7902aa807f71fb816b95d52fff
ripemd-160
223b89fae9f0236b888baf624d2936f0a20caa74
Diameter
336985456
Circumference
1058671032.9362
Area
8.9189185197E+16
Volume
2.0036972162586E+25
Surface area
3.56756740788E+17
Circumference
1058671032.9362
Perimeter
673970912
Area
28389799388881984
Diagonal
238284701.09884
Surface area
170338796333291904
Volume
4.7834747464055E+24
Space diagonal
291837965.60188
Perimeter
505478184
Area
1.2293143739558E+16
Altitude
145918982.80094
Surface area
1.2293143739558E+16
Volume
5.6373790513632E+23
Height
79428233.699614