168408078 is an even 9-digits composite number following 168408077
and preceding 168408079 . In scientific notation, it is written as 1.68408078 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 56004920 positive integers (up to 168408078) that are relatively prime to 168408078.
168408078 has 16 divisors, whose sum is 337602816
The reverse of 168408078 is 870804861
Previous prime number is 431
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred sixty-eight million four hundred eight thousand seventy-eight
Scientific notation
1.68408078 × 10^8
Engineering notation
1.68408078 × 10^6
Prime Factorization
2 × 3 × 431 × 65123
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
168408078
Product of the distinct prime numbers
The prime factorization of 168408078 is 2 × 3 × 431 × 65123.
Since it has a total of 4 prime factors.
9 , 10 , 15 , 30 , 184 , 840 , 8227 , 2627 , 63159 , 45183 , 770815 , 884501 , 3867407 , 4222826 , 37857450 , 71672643 , 22567690 , 238329773 , 4866721667 , 5221649437
n×2
336816156
n×3
505224234
n×4
673632312
n×5
842040390
n÷2
84204039
n÷3
56136026
n÷3
42102019.5
n÷5
33681615.6
n2
28361280735654084
n3
4.7762687783099E+24
n4
8.0436224496658E+32
n5
1.3546109969059E+41
2 √n
12977.21379958
3 √n
552.23124238199
4 √n
113.9175745861
5 √n
44.184768496775
1 , 2 , 3 , 6 , 431 , 862 , 1293 , 2586 , 65123 , 130246 , 195369 , 390738 , 28068013 , 56136026 , 84204039 , 168408078
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
-168408077
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 168408078 can be divided by 16 positive divisors.
The sum of these divisors (counting 168408078) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000010011011010000001110
3
Ternary
102201220000110020
4
Quaternary
22002123100032
5
Quinary
321103024303
6
Senary
24413323010
8
Octal
1202332016
10
Decimal
168408078
12
Duodecimal
48496466
16
Hexadecimal
a09b40e
20
Vigesimal
2ccb03i
36
Base36
2s9ki6
md5
3b30403d4178a987eb1bc0ac9ef0c6c5
sha1
70b4c7a2412692a9d829f5f397c8d7a76d106985
sha256
008300161bdf1f65a322a110f91d3f40dadb0860ffc731b137c55f02e4c95097
sha512
0b39ed6e01dbaa1214835f651fa46f901c5e68d5965207e41ef8018dc941347b37510dc1e5a9c645cd2a55c1eb1adc5e617a207ecdfac19b3eb85406775df991
ripemd-160
61f19084b62a8964b35aaee35d7259fcfb0f976e
Diameter
336816156
Circumference
1058139161.3
Area
8.9099591205529E+16
Volume
2.0006787874012E+25
Surface area
3.5639836482211E+17
Circumference
1058139161.3
Perimeter
673632312
Area
28361280735654084
Diagonal
238164987.92079
Surface area
170167684413924504
Volume
4.7762687783099E+24
Space diagonal
291691347.50102
Perimeter
505224234
Area
1.2280794800469E+16
Altitude
145845673.75051
Surface area
1.2280794800469E+16
Volume
5.6288867365209E+23
Height
79388329.306929