71388943 is an odd 8-digits prime number following 71388942
and preceding 71388944 . In scientific notation, it is written as 7.1388943 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 71388942 positive integers (up to 71388943) that are relatively prime to 71388943.
71388943 has 2 divisors, whose sum is 71388944
The reverse of 71388943 is 34988317
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 43 Digital Root 7
Name
seventy-one million three hundred eighty-eight thousand nine hundred forty-three
Scientific notation
7.1388943 × 10^7
Engineering notation
7.1388943 × 10^6
Prime Factorization
71388943
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
71388943 Product of the distinct prime numbers
The prime factorization of 71388943 is 71388943.
Since it has a total of 1 prime factors.
9 , 5 , 99 , 75 , 561 , 492 , 5372 , 2635 , 96959 , 96848 , 570551 , 285447 , 6981471 , 7200493 , 21532753 , 56480053 , 750086847 , 974281809 , 353209143 , 8194355868
n×2
142777886
n×3
214166829
n×4
285555772
n×5
356944715
n÷2
35694471.5
n÷3
23796314.333333
n÷3
17847235.75
n÷5
14277788.6
n2
5096381182657249
n3
3.6382526575499E+23
n4
2.5973101158943E+31
n5
1.854192238169E+39
2 √n8449.1977725699
3 √n414.83652147183
4 √n91.919517908711
5 √n37.215699844439
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
71388944 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
35694472 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8449.1978317471 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 71388943 can be divided by 2 positive divisors.
The sum of these divisors (counting 71388943) is 71388944, the average is 35694472.
Base
System
Value
2
Binary
100010000010100111100001111
3
Ternary
11222022221012221
4
Quaternary
10100110330033
5
Quinary
121233421233
6
Senary
11030040211
8
Octal
420247417
10
Decimal
71388943
12
Duodecimal
1baa9067
16
Hexadecimal
4414f0f
20
Vigesimal
1263c73
36
Base36
16i427
md5
f66b9056abdf14e1ae1047f0fb99f4c3
sha1
3d5ee7e723c8ae31d2f74bf8c28bea0cfe867c63
sha256
b43177f8bb6f277449f51f3d804892d715740b6045937e704104cd7da4797e1d
sha512
184d1decdffc978a8afed25b66e25f86ee7f148c0916c6c9aa2453a43985e6f530abc156f7044639c61241872237a3d9a9929745b3860b0ac660da5f01e7554e
ripemd-160
ff1a64081035d6d44f69caf37b82fc74a676e6f7
Diameter
142777886
Circumference
448549957.75268
Area
1.6010753683329E+16
Volume
1.5239877094483E+24
Surface area
6.4043014733317E+16
Circumference
448549957.75268
Perimeter
285555772
Area
5096381182657249
Diagonal
100959211.39408
Surface area
30578287095943494
Volume
3.6382526575499E+23
Space diagonal
123649276.37464
Perimeter
214166829
Area
2.2067977857751E+15
Altitude
61824638.187319
Surface area
2.2067977857751E+15
Volume
4.2877218763725E+22
Height
33653070.464693