71389493 is an odd 8-digits composite number following 71389492
and preceding 71389494 . In scientific notation, it is written as 7.1389493 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 58530384 positive integers (up to 71389493) that are relatively prime to 71389493.
71389493 has 8 divisors, whose sum is 85135488
The reverse of 71389493 is 39498317
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-one million three hundred eighty-nine thousand four hundred ninety-three
Scientific notation
7.1389493 × 10^7
Engineering notation
7.1389493 × 10^6
Prime Factorization
7 × 23 × 443413
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71389493
Product of the distinct prime numbers
The prime factorization of 71389493 is 7 × 23 × 443413.
Since it has a total of 3 prime factors.
7 , 5 , 91 , 31 , 30 , 467 , 7967 , 2768 , 75545 , 53211 , 733321 , 90510 , 6316566 , 8913558 , 32223782 , 22727767 , 503265012 , 772938801 , 8916717962 , 91549689
n×2
142778986
n×3
214168479
n×4
285557972
n×5
356947465
n÷2
35694746.5
n÷3
23796497.666667
n÷3
17847373.25
n÷5
14277898.6
n2
5096459710797049
n3
3.6383367484873E+23
n4
2.5973901583778E+31
n5
1.8542636652978E+39
2 √n
8449.2303199759
3 √n
414.83758680722
4 √n
91.919694951495
5 √n
37.215757188254
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
-71389492
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 71389493 can be divided by 8 positive divisors.
The sum of these divisors (counting 71389493) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010101000100110101
3
Ternary
11222022221222022
4
Quaternary
10100111010311
5
Quinary
121233430433
6
Senary
11030042525
8
Octal
420250465
10
Decimal
71389493
12
Duodecimal
1baa9445
16
Hexadecimal
4415135
20
Vigesimal
1263ded
36
Base36
16i4hh
md5
4c9284ce1163416c719d45ea471c3576
sha1
11695173c37e754b76b526d8cdfb975547cdaa82
sha256
71a679366a70b5671d20ea4aa6d72eb6491e0efcc640af72693a55252bef099c
sha512
0fb264fb3c9533b925f09d3008c6882b310702984f91b221cfa8a75518f678380d234cd7f0136975129fabf9800c7f8f5a089cfe3efa4aeab0aeb58ab6fed439
ripemd-160
a14142efa548d57dde290bbd2535841301b4f240
Diameter
142778986
Circumference
448553413.5046
Area
1.6011000386756E+16
Volume
1.5240229333778E+24
Surface area
6.4044001547025E+16
Circumference
448553413.5046
Perimeter
285557972
Area
5096459710797049
Diagonal
100959989.21154
Surface area
30578758264782294
Volume
3.6383367484873E+23
Space diagonal
123650229.00258
Perimeter
214168479
Area
2.2068317894571E+15
Altitude
61825114.501291
Surface area
2.2068317894571E+15
Volume
4.2878209784926E+22
Height
33653329.73718