71378987 is an odd 8-digits prime number following 71378986
and preceding 71378988 . In scientific notation, it is written as 7.1378987 × 10^7.
The sum of its digits is 50. It has a total of 1 prime factors and 2 positive divisors.
There are 71378986 positive integers (up to 71378987) that are relatively prime to 71378987.
71378987 has 2 divisors, whose sum is 71378988
The reverse of 71378987 is 78987317
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 50 Digital Root 5
Name
seventy-one million three hundred seventy-eight thousand nine hundred eighty-seven
Scientific notation
7.1378987 × 10^7
Engineering notation
7.1378987 × 10^6
Prime Factorization
71378987
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
71378987 Product of the distinct prime numbers
The prime factorization of 71378987 is 71378987.
Since it has a total of 1 prime factors.
3 , 3 , 7 , 94 , 49 , 84 , 1542 , 2188 , 53232 , 80349 , 253143 , 821528 , 9417299 , 4272813 , 17370407 , 78864730 , 622984289 , 857626108 , 6489081786 , 6347518789
n×2
142757974
n×3
214136961
n×4
285515948
n×5
356894935
n÷2
35689493.5
n÷3
23792995.666667
n÷3
17844746.75
n÷5
14275797.4
n2
5094959785146169
n3
3.6367306826947E+23
n4
2.5958615212257E+31
n5
1.8528996577737E+39
2 √n8448.6085836663
3 √n414.81723601834
4 √n91.916312935552
5 √n37.214661756009
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
71378988 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
35689494 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8448.6086428477 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999719805 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71378987 can be divided by 2 positive divisors.
The sum of these divisors (counting 71378987) is 71378988, the average is 35689494.
Base
System
Value
2
Binary
100010000010010100000101011
3
Ternary
11222022102120012
4
Quaternary
10100102200223
5
Quinary
121233111422
6
Senary
11025522135
8
Octal
420224053
10
Decimal
71378987
12
Duodecimal
1baa334b
16
Hexadecimal
441282b
20
Vigesimal
1262797
36
Base36
16hwdn
md5
f84e4f0ae9d070ac7a2d347beb314f37
sha1
68ca88a8ffeaa55cb82e55a1926aca849ff9cd23
sha256
b6caa96588f53c01ce51ffd7a9ecb6d4505ee9ff53e757ccc617661d4f3008ce
sha512
e4bc469ef6a5d8a7354b1ee05c24be1a99a0357cb98bfc5bbe9889df24781123d78bf60a7bcbdc389f195b7f58bfc7e216cca54069def729c6fcd4a9045cdd51
ripemd-160
cb21bd0b687e26f50b5dafc1671118a9f83458fb
Diameter
142757974
Circumference
448487402.35976
Area
1.6006288231351E+16
Volume
1.5233501861118E+24
Surface area
6.4025152925403E+16
Circumference
448487402.35976
Perimeter
285515948
Area
5094959785146169
Diagonal
100945131.48385
Surface area
30569758710877014
Volume
3.6367306826947E+23
Space diagonal
123632032.0768
Perimeter
214136961
Area
2.2061823025983E+15
Altitude
61816016.038399
Surface area
2.2061823025983E+15
Volume
4.2859282118044E+22
Height
33648377.161284