71390091 is an odd 8-digits composite number following 71390090
and preceding 71390092 . In scientific notation, it is written as 7.1390091 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 45524072 positive integers (up to 71390091) that are relatively prime to 71390091.
71390091 has 8 divisors, whose sum is 99325440
The reverse of 71390091 is 19009317
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
seventy-one million three hundred ninety thousand ninety-one
Scientific notation
7.1390091 × 10^7
Engineering notation
7.1390091 × 10^6
Prime Factorization
3 × 23 × 1034639
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71390091
Product of the distinct prime numbers
The prime factorization of 71390091 is 3 × 23 × 1034639.
Since it has a total of 3 prime factors.
3 , 8 , 38 , 93 , 609 , 171 , 2248 , 2428 , 14014 , 19312 , 97818 , 357093 , 1026613 , 1879787 , 75911399 , 17510928 , 628003568 , 157036913 , 8652647860 , 6193790235
n×2
142780182
n×3
214170273
n×4
285560364
n×5
356950455
n÷2
35695045.5
n÷3
23796697
n÷3
17847522.75
n÷5
14278018.2
n2
5096545092988281
n3
3.6384281797404E+23
n4
2.5974771884863E+31
n5
1.8543413285646E+39
2 √n
8449.2657077405
3 √n
414.83874511111
4 √n
91.919887444125
5 √n
37.21581953622
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
-71390090
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 71390091 can be divided by 8 positive divisors.
The sum of these divisors (counting 71390091) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010101001110001011
3
Ternary
11222022222210110
4
Quaternary
10100111032023
5
Quinary
121233440331
6
Senary
11030045403
8
Octal
420251613
10
Decimal
71390091
12
Duodecimal
1baa9863
16
Hexadecimal
441538b
20
Vigesimal
1263f4b
36
Base36
16i4y3
md5
46f4e082f81a0cea7cf6b582bd941769
sha1
277c26cf9e25f73bc3d826642812e7b533cb8781
sha256
5b53056023c83dfb85aeb457d4d09e9b5a3f17928137cfa9178ca3e284b3bd9b
sha512
637bf0a971d405aa7f1fe5de3f6b22cfbff75e9f7e0c77300615e8ea5324d86eb6134c1815d18bd1ef5396b633709e2c40c819ada09f792ba5a20c2314ec84db
ripemd-160
7c5e38719a4e8e564553814d8a8fb6a1826ca415
Diameter
142780182
Circumference
448557170.84941
Area
1.6011268622821E+16
Volume
1.5240612320115E+24
Surface area
6.4045074491284E+16
Circumference
448557170.84941
Perimeter
285560364
Area
5096545092988281
Diagonal
100960834.91125
Surface area
30579270557929686
Volume
3.6384281797404E+23
Space diagonal
123651264.76897
Perimeter
214170273
Area
2.2068687610304E+15
Altitude
61825632.384483
Surface area
2.2068687610304E+15
Volume
4.2879287312577E+22
Height
33653611.637083