71388331 is an odd 8-digits composite number following 71388330
and preceding 71388332 . In scientific notation, it is written as 7.1388331 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 60970560 positive integers (up to 71388331) that are relatively prime to 71388331.
71388331 has 8 divisors, whose sum is 81879264
The reverse of 71388331 is 13388317
Previous prime number is 281
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-one million three hundred eighty-eight thousand three hundred thirty-one
Scientific notation
7.1388331 × 10^7
Engineering notation
7.1388331 × 10^6
Prime Factorization
7 × 281 × 36293
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71388331
Product of the distinct prime numbers
The prime factorization of 71388331 is 7 × 281 × 36293.
Since it has a total of 3 prime factors.
3 , 5 , 50 , 12 , 225 , 991 , 4940 , 1180 , 30410 , 54855 , 903602 , 139934 , 409610 , 9151267 , 54351034 , 51008984 , 978415633 , 319670794 , 2490102016 , 5981674340
n×2
142776662
n×3
214164993
n×4
285553324
n×5
356941655
n÷2
35694165.5
n÷3
23796110.333333
n÷3
17847082.75
n÷5
14277666.2
n2
5096293802965561
n3
3.6381590887935E+23
n4
2.5972210526145E+31
n5
1.8541127618421E+39
2 √n
8449.1615560362
3 √n
414.83533603766
4 √n
91.919320907175
5 √n
37.215636035996
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
-71388330
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 71388331 can be divided by 8 positive divisors.
The sum of these divisors (counting 71388331) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100110010101011
3
Ternary
11222022220101021
4
Quaternary
10100110302223
5
Quinary
121233411311
6
Senary
11030033311
8
Octal
420246253
10
Decimal
71388331
12
Duodecimal
1baa8837
16
Hexadecimal
4414cab
20
Vigesimal
1263agb
36
Base36
16i3l7
md5
62a62a3721a0e7df91164e6081754a9b
sha1
e90b0c67cd684f56046e79bae9308e74cfa31e4d
sha256
61e420f54e2a2bf94f1711b7f9056142420d197a372b47a1da68a09f05b8b60d
sha512
d548cf009d17ae9dc3e7d177ab4307844677fd4f466ce710faabba12705612c57034febf2afeda419f6ef333d8a190dbfb1569fb2742b045f21060ce4918b6da
ripemd-160
cb82976a39af9b4119b4e3cd355c0a57f0c4d144
Diameter
142776662
Circumference
448546112.44327
Area
1.6010479171932E+16
Volume
1.5239485154593E+24
Surface area
6.4041916687727E+16
Circumference
448546112.44327
Perimeter
285553324
Area
5096293802965561
Diagonal
100958345.89538
Surface area
30577762817793366
Volume
3.6381590887935E+23
Space diagonal
123648216.35954
Perimeter
214164993
Area
2.2067599492587E+15
Altitude
61824108.179772
Surface area
2.2067599492587E+15
Volume
4.2876116045356E+22
Height
33652781.965127