71388929 is an odd 8-digits prime number following 71388928
and preceding 71388930 . In scientific notation, it is written as 7.1388929 × 10^7.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 71388928 positive integers (up to 71388929) that are relatively prime to 71388929.
71388929 has 2 divisors, whose sum is 71388930
The reverse of 71388929 is 92988317
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-one million three hundred eighty-eight thousand nine hundred twenty-nine
Scientific notation
7.1388929 × 10^7
Engineering notation
7.1388929 × 10^6
Prime Factorization
71388929
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
71388929
Product of the distinct prime numbers
The prime factorization of 71388929 is 71388929.
Since it has a total of 1 prime factors.
4 , 6 , 13 , 43 , 731 , 390 , 7483 , 2223 , 24122 , 54585 , 510455 , 970454 , 843358 , 865554 , 32403067 , 81189404 , 687720071 , 457524633 , 513659507 , 8075132620
n×2
142777858
n×3
214166787
n×4
285555716
n×5
356944645
n÷2
35694464.5
n÷3
23796309.666667
n÷3
17847232.25
n÷5
14277785.8
n2
5096379183767041
n3
3.6382505170702E+23
n4
2.5973080784734E+31
n5
1.8541904200526E+39
2 √n
8449.1969440888
3 √n
414.83649435413
4 √n
91.919513402154
5 √n
37.215698384773
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
71388930
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
35694465
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8449.1970032661
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999719845
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71388929 can be divided by 2 positive divisors.
The sum of these divisors (counting 71388929) is 71388930, the average is 35694465.
Base
System
Value
2
Binary
100010000010100111100000001
3
Ternary
11222022221012102
4
Quaternary
10100110330001
5
Quinary
121233421204
6
Senary
11030040145
8
Octal
420247401
10
Decimal
71388929
12
Duodecimal
1baa9055
16
Hexadecimal
4414f01
20
Vigesimal
1263c69
36
Base36
16i41t
md5
832501fd7dfef867c57c49e57e19f94b
sha1
66e60c38bab501390b3f47b0595765114f3b752e
sha256
02f3b11f71f76fbdef50515859444f12249c1a087b1e4241e6e11d923028e4e0
sha512
b4d5c9a0f4149ea1ca6d376873b4f00ccdef6f1989ee2a13ab97cfc3e5cf4d230c4895205d7da5420823b3ec49d50903a0ddcb9589ba3602f64ca8c5f6f4f8c6
ripemd-160
a84dd2790804002dd68f91695abd1f65cd1df456
Diameter
142777858
Circumference
448549869.78809
Area
1.601074740363E+16
Volume
1.5239868128463E+24
Surface area
6.4042989614522E+16
Circumference
448549869.78809
Perimeter
285555716
Area
5096379183767041
Diagonal
100959191.59509
Surface area
30578275102602246
Volume
3.6382505170702E+23
Space diagonal
123649252.12593
Perimeter
214166787
Area
2.2067969202302E+15
Altitude
61824626.062964
Surface area
2.2067969202302E+15
Volume
4.287719353793E+22
Height
33653063.86503