71399681 is an odd 8-digits composite number following 71399680
and preceding 71399682 . In scientific notation, it is written as 7.1399681 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 70624368 positive integers (up to 71399681) that are relatively prime to 71399681.
71399681 has 8 divisors, whose sum is 72179520
The reverse of 71399681 is 18699317
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-one million three hundred ninety-nine thousand six hundred eighty-one
Scientific notation
7.1399681 × 10^7
Engineering notation
7.1399681 × 10^6
Prime Factorization
229 × 167 × 1867
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71399681
Product of the distinct prime numbers
The prime factorization of 71399681 is 229 × 167 × 1867.
Since it has a total of 3 prime factors.
10 , 1 , 37 , 6 , 645 , 206 , 8456 , 2977 , 57386 , 28977 , 483286 , 274418 , 1564810 , 2570740 , 31364802 , 69482667 , 696255941 , 970321386 , 8735385962 , 506423933
n×2
142799362
n×3
214199043
n×4
285598724
n×5
356998405
n÷2
35699840.5
n÷3
23799893.666667
n÷3
17849920.25
n÷5
14279936.2
n2
5097914446901761
n3
3.6398946527408E+23
n4
2.598873170793E+31
n5
1.8555871535408E+39
2 √n
8449.8331936199
3 √n
414.85731970312
4 √n
91.922974242677
5 √n
37.216819340334
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
-71399680
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 71399681 can be divided by 8 positive divisors.
The sum of these divisors (counting 71399681) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010111100100000001
3
Ternary
11222100110221122
4
Quaternary
10100113210001
5
Quinary
121234242211
6
Senary
11030202025
8
Octal
420274401
10
Decimal
71399681
12
Duodecimal
1bab3315
16
Hexadecimal
4417901
20
Vigesimal
1264j41
36
Base36
16icch
md5
b948c1b7ef3e13ed15bb6d9feef5ab37
sha1
c921ae1deecb7a937c3c64d95f37e1c3efcd74ed
sha256
d916fb24e57102127de4a9cf74638136adbf1e2681ea2f67ec17336a2348a720
sha512
663a57c2ce339b025d30a0da9b6a19122ea91945d0270bf828d18470320b2c4c4d1b71b597f2dc6aae9c5049891f972d173decfb8602ab777728e454147671ea
ripemd-160
f4956eb45691ccdad1792770a982ba3144fbc926
Diameter
142799362
Circumference
448617426.59651
Area
1.6015570575016E+16
Volume
1.5246755067855E+24
Surface area
6.4062282300063E+16
Circumference
448617426.59651
Perimeter
285598724
Area
5097914446901761
Diagonal
100974397.21931
Surface area
30587486681410566
Volume
3.6398946527408E+23
Space diagonal
123667875.13621
Perimeter
214199043
Area
2.2074617086683E+15
Altitude
61833937.568105
Surface area
2.2074617086683E+15
Volume
4.2896569862628E+22
Height
33658132.406438