71780168 is an even 8-digits composite number following 71780167
and preceding 71780169 . In scientific notation, it is written as 7.1780168 × 10^7.
The sum of its digits is 38. It has a total of 5 prime factors and 16 positive divisors.
There are 35864128 positive integers (up to 71780168) that are relatively prime to 71780168.
71780168 has 16 divisors, whose sum is 134685180
The reverse of 71780168 is 86108717
Previous prime number is 4493
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-one million seven hundred eighty thousand one hundred sixty-eight
Scientific notation
7.1780168 × 10^7
Engineering notation
7.1780168 × 10^6
Prime Factorization
2 × 2 × 2 × 4493 × 1997
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
17945042
Product of the distinct prime numbers
The prime factorization of 71780168 is 2 × 2 × 2 × 4493 × 1997.
Since it has a total of 5 prime factors.
9 , 1 , 87 , 24 , 721 , 472 , 6145 , 9481 , 84021 , 22763 , 486057 , 145614 , 4890210 , 6539493 , 19609172 , 22187493 , 918756936 , 935199326 , 2892650237 , 9688279387
n×2
143560336
n×3
215340504
n×4
287120672
n×5
358900840
n÷2
35890084
n÷3
23926722.666667
n÷3
17945042
n÷5
14356033.6
n2
5152392518108224
n3
3.6983960055175E+23
n4
2.6547148660658E+31
n5
1.905558790783E+39
2 √n
8472.3177466382
3 √n
415.5929357592
4 √n
92.04519404422
5 √n
37.256400547113
1 , 2 , 4 , 8 , 1997 , 3994 , 4493 , 7988 , 8986 , 15976 , 17972 , 35944 , 8972521 , 17945042 , 35890084 , 71780168
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
-71780167
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 71780168 can be divided by 16 positive divisors.
The sum of these divisors (counting 71780168) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010001110100011101001000
3
Ternary
12000001210212202
4
Quaternary
10101310131020
5
Quinary
121333431133
6
Senary
11042255332
8
Octal
421643510
10
Decimal
71780168
12
Duodecimal
20057548
16
Hexadecimal
4474748
20
Vigesimal
128ca88
36
Base36
16qhxk
md5
018dc42eec4840ac6a1af0111839f166
sha1
7bf1880f12ca0e077d40541ef3180b0c5a33f6d3
sha256
70d2411f6d13a37d0030f1cf87759dea88cd01aed7b2a1f778bf7545f219a33c
sha512
118d1097794d222095bec163870537174c37fd65cfd5655ee6961d6d4dd0018466e682423e2973af4abc649dc38e03e7d8ec676a1e371d23c6067034c2b62e7a
ripemd-160
32940506c371a19193f592b4e2aa6ec6f3b59676
Diameter
143560336
Circumference
451008096.92448
Area
1.61867184833E+16
Volume
1.5491804961333E+24
Surface area
6.4746873933199E+16
Circumference
451008096.92448
Perimeter
287120672
Area
5152392518108224
Diagonal
101512487.09502
Surface area
30914355108649344
Volume
3.6983960055175E+23
Space diagonal
124326897.95183
Perimeter
215340504
Area
2.2310514054753E+15
Altitude
62163448.975915
Surface area
2.2310514054753E+15
Volume
4.3586014916911E+22
Height
33837495.69834