71397691 is an odd 8-digits prime number following 71397690
and preceding 71397692 . In scientific notation, it is written as 7.1397691 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 71397690 positive integers (up to 71397691) that are relatively prime to 71397691.
71397691 has 2 divisors, whose sum is 71397692
The reverse of 71397691 is 19679317
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 43 Digital Root 7
Name
seventy-one million three hundred ninety-seven thousand six hundred ninety-one
Scientific notation
7.1397691 × 10^7
Engineering notation
7.1397691 × 10^6
Prime Factorization
71397691
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
71397691 Product of the distinct prime numbers
The prime factorization of 71397691 is 71397691.
Since it has a total of 1 prime factors.
9 , 5 , 61 , 27 , 199 , 512 , 2975 , 7326 , 93471 , 2123 , 720506 , 925667 , 5157082 , 7311448 , 97323332 , 86061909 , 367283570 , 263285145 , 2083279637 , 6387968261
n×2
142795382
n×3
214193073
n×4
285590764
n×5
356988455
n÷2
35698845.5
n÷3
23799230.333333
n÷3
17849422.75
n÷5
14279538.2
n2
5097630280131481
n3
3.6395903157307E+23
n4
2.5985834472913E+31
n5
1.8553285800742E+39
2 √n8449.7154389956
3 √n414.85346546678
4 √n91.922333733405
5 √n37.216611881995
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
71397692 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
35698846 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8449.7154981692 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999719879 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71397691 can be divided by 2 positive divisors.
The sum of these divisors (counting 71397691) is 71397692, the average is 35698846.
Base
System
Value
2
Binary
100010000010111000100111011
3
Ternary
11222100101012221
4
Quaternary
10100113010323
5
Quinary
121234211231
6
Senary
11030144511
8
Octal
420270473
10
Decimal
71397691
12
Duodecimal
1bab2137
16
Hexadecimal
441713b
20
Vigesimal
1264e4b
36
Base36
16iat7
md5
0691e3eb6a1974067659afa37d6c5088
sha1
e85837fd907f601d1770601244e0e2a32ae1cb0a
sha256
a26412558d441b63af8b4cb589c8c25d44ad5eaf0934612995decb66d5e13918
sha512
0084b56f95b2409e978d4d7d80cdfe25acea5c4c2c1207789408adce0eb1b652006d9c10527fabe0a83f7e5c43568bed4bcfd28591471543ec6b960e5610dfae
ripemd-160
ae3a224e7dd01ffe08bc554f266f5ae6616d0cf2
Diameter
142795382
Circumference
448604923.05775
Area
1.6014677838778E+16
Volume
1.5245480263968E+24
Surface area
6.4058711355112E+16
Circumference
448604923.05775
Perimeter
285590764
Area
5097630280131481
Diagonal
100971582.93432
Surface area
30585781680788886
Volume
3.6395903157307E+23
Space diagonal
123664428.3551
Perimeter
214193073
Area
2.2073386608473E+15
Altitude
61832214.177552
Surface area
2.2073386608473E+15
Volume
4.2892983216568E+22
Height
33657194.311441