71399905 is an odd 8-digits composite number following 71399904
and preceding 71399906 . In scientific notation, it is written as 7.1399905 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 56595456 positive integers (up to 71399905) that are relatively prime to 71399905.
71399905 has 4 divisors, whose sum is 71531460
The reverse of 71399905 is 50999317
Previous prime number is 545
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-one million three hundred ninety-nine thousand nine hundred five
Scientific notation
7.1399905 × 10^7
Engineering notation
7.1399905 × 10^6
Prime Factorization
545 × 131009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71399905
Product of the distinct prime numbers
The prime factorization of 71399905 is 545 × 131009.
Since it has a total of 2 prime factors.
9 , 10 , 11 , 3 , 573 , 861 , 8028 , 7646 , 9181 , 40217 , 82397 , 334158 , 6692856 , 2637576 , 30636879 , 59026531 , 54640916 , 117607051 , 1548318986 , 2092312582
n×2
142799810
n×3
214199715
n×4
285599620
n×5
356999525
n÷2
35699952.5
n÷3
23799968.333333
n÷3
17849976.25
n÷5
14279981
n2
5097946434009025
n3
3.6399289108333E+23
n4
2.5989057844025E+31
n5
1.8556162611029E+39
2 √n
8449.846448309
3 √n
414.85775354232
4 √n
91.923046339365
5 √n
37.216842692139
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71399904
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71399905 can be divided by 4 positive divisors.
The sum of these divisors (counting 71399905) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010111100111100001
3
Ternary
11222100111020221
4
Quaternary
10100113213201
5
Quinary
121234244110
6
Senary
11030203041
8
Octal
420274741
10
Decimal
71399905
12
Duodecimal
1bab3481
16
Hexadecimal
44179e1
20
Vigesimal
1264jf5
36
Base36
16icip
md5
5c9cc58f47e1ce75bff261cb02260c07
sha1
428eb5152b03f51769d1a5b64de9f137d831cb6f
sha256
444598e57136b0a6f370fca1aabd91f97591e93a672bb0b50f08f88301eb4236
sha512
4010e3c646b6c87e9c2e8b1cce296acbcdac8f88ac7aa491087de2944ebefd6cdf823d91665f96d0e172f68a690668ff835661af9edd35c9faf52ee60bb56156
ripemd-160
da73ecf4bb04333ece2f55e51ce5dfc3453abdf4
Diameter
142799810
Circumference
448618834.03002
Area
1.6015671065477E+16
Volume
1.5246898567817E+24
Surface area
6.4062684261908E+16
Circumference
448618834.03002
Perimeter
285599620
Area
5097946434009025
Diagonal
100974714.00315
Surface area
30587678604054150
Volume
3.6399289108333E+23
Space diagonal
123668263.11559
Perimeter
214199715
Area
2.2074755594921E+15
Altitude
61834131.557796
Surface area
2.2074755594921E+15
Volume
4.289697359812E+22
Height
33658238.00105