168613638 is an even 9-digits composite number following 168613637
and preceding 168613639 . In scientific notation, it is written as 1.68613638 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 52371360 positive integers (up to 168613638) that are relatively prime to 168613638.
168613638 has 16 divisors, whose sum is 337532160
The reverse of 168613638 is 836316861
Previous prime number is 1159
Is Prime? no Number parity even Number length 9 Sum of Digits 42 Digital Root 6
Name
one hundred sixty-eight million six hundred thirteen thousand six hundred thirty-eight
Scientific notation
1.68613638 × 10^8
Engineering notation
1.68613638 × 10^6
Prime Factorization
2 × 3 × 1159 × 24247
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
168613638 Product of the distinct prime numbers
The prime factorization of 168613638 is 2 × 3 × 1159 × 24247.
Since it has a total of 4 prime factors.
6 , 8 , 84 , 33 , 499 , 281 , 5776 , 8469 , 31789 , 94781 , 417611 , 634619 , 4349312 , 8097814 , 31533774 , 86039272 , 963388111 , 217538297 , 3072618013 , 3143929838
n×2
337227276
n×3
505840914
n×4
674454552
n×5
843068190
n÷2
84306819
n÷3
56204546
n÷3
42153409.5
n÷5
33722727.6
n2
28430558919595044
n3
4.7937799698063E+24
n4
8.0829668048057E+32
n5
1.3628984387915E+41
2 √n12985.131420205
3 √n552.45583671348
4 √n113.95232081974
5 √n44.195549677633
1 , 2 , 3 , 6 , 1159 , 2318 , 3477 , 6954 , 24247 , 48494 , 72741 , 145482 , 28102273 , 56204546 , 84306819 , 168613638
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
-168613637 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 168613638 can be divided by 16 positive divisors.
The sum of these divisors (counting 168613638) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000011001101011100000110
3
Ternary
102202021110102120
4
Quaternary
22003031130012
5
Quinary
321131114023
6
Senary
24421550410
8
Octal
1203153406
10
Decimal
168613638
12
Duodecimal
48575406
16
Hexadecimal
a0cd706
20
Vigesimal
2cdge1i
36
Base36
2sdz46
md5
ee863b909214f4b1be8c6cdec09d5669
sha1
18176329eae5084c02b06bf95217bd66f07713f8
sha256
05bf1ab51fa6e1a67076bdf28399b21084cfd422ed59826fe87a8aa4934428ea
sha512
99b81e6d98b3403738fad3c891e7b73e1d207fa7450e6fbc6e7f1d7d1b662b87c609a547c27fad36c870f4163f6ab96dab198c41f032b5af9a06f2120f30fa02
ripemd-160
1a7c7f5bdbebf599e1305c678c6af726a7858b16
Diameter
337227276
Circumference
1059430732.8717
Area
8.9317235039252E+16
Volume
2.0080138581426E+25
Surface area
3.5726894015701E+17
Circumference
1059430732.8717
Perimeter
674454552
Area
28430558919595044
Diagonal
238455693.66067
Surface area
170583353517570264
Volume
4.7937799698063E+24
Space diagonal
292047387.86503
Perimeter
505840914
Area
1.231079313408E+16
Altitude
146023693.93251
Surface area
1.231079313408E+16
Volume
5.6495238736104E+23
Height
79485231.220223