71387231 is an odd 8-digits prime number following 71387230
and preceding 71387232 . In scientific notation, it is written as 7.1387231 × 10^7.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 71387230 positive integers (up to 71387231) that are relatively prime to 71387231.
71387231 has 2 divisors, whose sum is 71387232
The reverse of 71387231 is 13278317
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 32 Digital Root 5
Name
seventy-one million three hundred eighty-seven thousand two hundred thirty-one
Scientific notation
7.1387231 × 10^7
Engineering notation
7.1387231 × 10^6
Prime Factorization
71387231
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
71387231 Product of the distinct prime numbers
The prime factorization of 71387231 is 71387231.
Since it has a total of 1 prime factors.
3 , 3 , 90 , 85 , 830 , 137 , 9461 , 5666 , 57987 , 46183 , 903491 , 728819 , 684129 , 1579856 , 73295400 , 9107993 , 302317826 , 476391304 , 5914989114 , 9137813077
n×2
142774462
n×3
214161693
n×4
285548924
n×5
356936155
n÷2
35693615.5
n÷3
23795743.666667
n÷3
17846807.75
n÷5
14277446.2
n2
5096136749847361
n3
3.6379909136894E+23
n4
2.5970609773145E+31
n5
1.8539699190863E+39
2 √n8449.096460569
3 √n414.8332053383
4 √n91.918966816262
5 √n37.215521346518
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
71387232 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
35693616 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8449.0965197469 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999719838 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71387231 can be divided by 2 positive divisors.
The sum of these divisors (counting 71387231) is 71387232, the average is 35693616.
Base
System
Value
2
Binary
100010000010100100001011111
3
Ternary
11222022211212112
4
Quaternary
10100110201133
5
Quinary
121233342411
6
Senary
11030024235
8
Octal
420244137
10
Decimal
71387231
12
Duodecimal
1baa807b
16
Hexadecimal
441485f
20
Vigesimal
126381b
36
Base36
16i2qn
md5
ed18b924aa800e85b62c0c6c098d131b
sha1
46548e43d8b17e27a0e695d63f7fb85940668918
sha256
a3bf736ffac3c7d37acffd599286fe0672360a15e9f18bf43dcbff52d4b6e6ce
sha512
b21aa09867b5d0b09ca1374e5e307e93e4554f8d55245e308a69de6c02802fb3e5aa0c6c300ef2df0cb7473249aa8190c619617821e66430633083bc6729c703
ripemd-160
dddee16b3a005045dc5a1364dd643b04cd1be0d6
Diameter
142774462
Circumference
448539200.93944
Area
1.6009985775009E+16
Volume
1.5238780704364E+24
Surface area
6.4039943100038E+16
Circumference
448539200.93944
Perimeter
285548924
Area
5096136749847361
Diagonal
100956790.26046
Surface area
30576820499084166
Volume
3.6379909136894E+23
Space diagonal
123646311.10366
Perimeter
214161693
Area
2.2066919432636E+15
Altitude
61823155.551828
Surface area
2.2066919432636E+15
Volume
4.2874134082747E+22
Height
33652263.420154