71398931 is an odd 8-digits composite number following 71398930
and preceding 71398932 . In scientific notation, it is written as 7.1398931 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 71372664 positive integers (up to 71398931) that are relatively prime to 71398931.
71398931 has 4 divisors, whose sum is 71425200
The reverse of 71398931 is 13989317
Previous prime number is 3079
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-one million three hundred ninety-eight thousand nine hundred thirty-one
Scientific notation
7.1398931 × 10^7
Engineering notation
7.1398931 × 10^6
Prime Factorization
3079 × 23189
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71398931
Product of the distinct prime numbers
The prime factorization of 71398931 is 3079 × 23189.
Since it has a total of 2 prime factors.
3 , 4 , 30 , 35 , 786 , 625 , 7637 , 6544 , 51342 , 17098 , 195250 , 270862 , 8468286 , 2296020 , 34269354 , 13180232 , 458634462 , 149504489 , 4065263885 , 4394006542
n×2
142797862
n×3
214196793
n×4
285595724
n×5
356994655
n÷2
35699465.5
n÷3
23799643.666667
n÷3
17849732.75
n÷5
14279786.2
n2
5097807347942761
n3
3.6397799508706E+23
n4
2.5987639756739E+31
n5
1.8554896978443E+39
2 √n
8449.788813929
3 √n
414.85586710989
4 √n
91.922732846282
5 √n
37.216741153061
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
-71398930
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 71398931 can be divided by 4 positive divisors.
The sum of these divisors (counting 71398931) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010111011000010011
3
Ternary
11222100102220212
4
Quaternary
10100113120103
5
Quinary
121234231211
6
Senary
11030154335
8
Octal
420273023
10
Decimal
71398931
12
Duodecimal
1bab29ab
16
Hexadecimal
4417613
20
Vigesimal
1264h6b
36
Base36
16ibrn
md5
d44d372fe1c0e4384152d378c1570d98
sha1
576d35f8e93bb842bea52b56f03a165adf1f0708
sha256
04faa453d43cb525ccfde0241905e18bee68c3910d5a9a8651b84cb60a0b6be9
sha512
4d3e76db52b7ab62cab94c4bb2f9d5104d1774d3c5b646f5178f30e3ff51add37e2cc66cff1c768525d2345a36b346799aad493b064df91b6911d150ed05b6f9
ripemd-160
445986d529b9b08a710bf5f6337e3da54746fb54
Diameter
142797862
Circumference
448612714.20753
Area
1.6015234113713E+16
Volume
1.5246274605785E+24
Surface area
6.4060936454852E+16
Circumference
448612714.20753
Perimeter
285595724
Area
5097807347942761
Diagonal
100973336.55914
Surface area
30586844087656566
Volume
3.6397799508706E+23
Space diagonal
123666576.0981
Perimeter
214196793
Area
2.2074153334587E+15
Altitude
61833288.049052
Surface area
2.2074153334587E+15
Volume
4.2895218088124E+22
Height
33657778.853047