71285655 is an odd 8-digits composite number following 71285654
and preceding 71285656 . In scientific notation, it is written as 7.1285655 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 32098176 positive integers (up to 71285655) that are relatively prime to 71285655.
71285655 has 16 divisors, whose sum is 88206336
The reverse of 71285655 is 55658217
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-one million two hundred eighty-five thousand six hundred fifty-five
Scientific notation
7.1285655 × 10^7
Engineering notation
7.1285655 × 10^6
Prime Factorization
15 × 7 × 67 × 10133
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71285655
Product of the distinct prime numbers
The prime factorization of 71285655 is 15 × 7 × 67 × 10133.
Since it has a total of 4 prime factors.
8 , 3 , 40 , 32 , 54 , 554 , 3374 , 3265 , 52132 , 22227 , 114951 , 301117 , 4994590 , 5422827 , 60285261 , 79552945 , 473188779 , 458618166 , 8061052650 , 598142156
n×2
142571310
n×3
213856965
n×4
285142620
n×5
356428275
n÷2
35642827.5
n÷3
23761885
n÷3
17821413.75
n÷5
14257131
n2
5081644608779025
n3
3.6224836441403E+23
n4
2.5823111929933E+31
n5
1.8408174480636E+39
2 √n
8443.083263832
3 √n
414.63635828159
4 √n
91.886251767237
5 √n
37.20492461345
1 , 7 , 15 , 67 , 105 , 469 , 1005 , 7035 , 10133 , 70931 , 151995 , 678911 , 1063965 , 4752377 , 10183665 , 71285655
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
-71285654
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 71285655 can be divided by 16 positive divisors.
The sum of these divisors (counting 71285655) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001111111011101110010111
3
Ternary
11222010200112110
4
Quaternary
10033323232113
5
Quinary
121222120110
6
Senary
11023522103
8
Octal
417735627
10
Decimal
71285655
12
Duodecimal
1ba59333
16
Hexadecimal
43fbb97
20
Vigesimal
125ae2f
36
Base36
16fwd3
md5
547807379c407457627a2aca825847b0
sha1
40639675750f164348a6c5b46928959e333ce382
sha256
b489985e621b0fcd7d1bacd710892294509a9b0fb9321bbd4e2cb168a6a5e92a
sha512
166d8ad90f31486160592f237da092460afb708afbc29c2f341ceb9bd945165fc390c170458a91a944006e2f684b50d3a5e7d61571389b7b91522540d0074714
ripemd-160
2d991661318bc3d2187f1fea940ad274c6768a22
Diameter
142571310
Circumference
447900980.10867
Area
1.5964457371094E+16
Volume
1.5173824005574E+24
Surface area
6.3857829484377E+16
Circumference
447900980.10867
Perimeter
285142620
Area
5081644608779025
Diagonal
100813140.10365
Surface area
30489867652674150
Volume
3.6224836441403E+23
Space diagonal
123470376.31083
Perimeter
213856965
Area
2.2004166621034E+15
Altitude
61735188.155413
Surface area
2.2004166621034E+15
Volume
4.2691379158483E+22
Height
33604380.03455