71385641 is an odd 8-digits composite number following 71385640
and preceding 71385642 . In scientific notation, it is written as 7.1385641 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 67392432 positive integers (up to 71385641) that are relatively prime to 71385641.
71385641 has 8 divisors, whose sum is 75405120
The reverse of 71385641 is 14658317
Previous prime number is 293
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
seventy-one million three hundred eighty-five thousand six hundred forty-one
Scientific notation
7.1385641 × 10^7
Engineering notation
7.1385641 × 10^6
Prime Factorization
19 × 293 × 12823
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71385641
Product of the distinct prime numbers
The prime factorization of 71385641 is 19 × 293 × 12823.
Since it has a total of 3 prime factors.
8 , 7 , 45 , 28 , 80 , 404 , 8952 , 3000 , 72071 , 37939 , 934225 , 624411 , 3223009 , 251425 , 97764203 , 20617834 , 929847973 , 881114119 , 842107823 , 549923184
n×2
142771282
n×3
214156923
n×4
285542564
n×5
356928205
n÷2
35692820.5
n÷3
23795213.666667
n÷3
17846410.25
n÷5
14277128.2
n2
5095909740980881
n3
3.6377478333806E+23
n4
2.5968296088224E+31
n5
1.8537634619357E+39
2 √n
8449.0023671437
3 √n
414.83012547055
4 √n
91.918454986709
5 √n
37.215355565593
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
-71385640
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 71385641 can be divided by 8 positive divisors.
The sum of these divisors (counting 71385641) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100001000101001
3
Ternary
11222022202200122
4
Quaternary
10100110020221
5
Quinary
121233320031
6
Senary
11030013025
8
Octal
420241051
10
Decimal
71385641
12
Duodecimal
1baa7175
16
Hexadecimal
4414229
20
Vigesimal
1263421
36
Base36
16i1ih
md5
1516f4d73deaa8359ebc45d68feca89e
sha1
ee725f2f5c47ee5ef015642218989988882aa8cf
sha256
df99196c59a5b4edbe9b668b7ffdca110cbe855ae2cffd1392749f48a0b63957
sha512
2722ae2d2ee893aa3c1e233aa2dbed9e3618b520ed123e8392f83eeb20620647716bc121672df28d25d0cbb4a3d06919d66555ebbdd54421c26f08635021dce2
ripemd-160
63efc6a2d54cd332978e89a9dbb50e7b7ad48f73
Diameter
142771282
Circumference
448529210.6748
Area
1.6009272605622E+16
Volume
1.5237762491948E+24
Surface area
6.4037090422489E+16
Circumference
448529210.6748
Perimeter
285542564
Area
5095909740980881
Diagonal
100954541.6609
Surface area
30575458445885286
Volume
3.6377478333806E+23
Space diagonal
123643557.14287
Perimeter
214156923
Area
2.206593645541E+15
Altitude
61821778.571436
Surface area
2.206593645541E+15
Volume
4.2871269353835E+22
Height
33651513.886966