71293987 is an odd 8-digits prime number following 71293986
and preceding 71293988 . In scientific notation, it is written as 7.1293987 × 10^7.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 71293986 positive integers (up to 71293987) that are relatively prime to 71293987.
71293987 has 2 divisors, whose sum is 71293988
The reverse of 71293987 is 78939217
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-one million two hundred ninety-three thousand nine hundred eighty-seven
Scientific notation
7.1293987 × 10^7
Engineering notation
7.1293987 × 10^6
Prime Factorization
71293987
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
71293987
Product of the distinct prime numbers
The prime factorization of 71293987 is 71293987.
Since it has a total of 1 prime factors.
5 , 5 , 25 , 71 , 785 , 642 , 2353 , 6892 , 18934 , 93206 , 439693 , 304320 , 417352 , 2890771 , 52388869 , 13363069 , 625820167 , 231635100 , 6434451717 , 707463867
n×2
142587974
n×3
213881961
n×4
285175948
n×5
356469935
n÷2
35646993.5
n÷3
23764662.333333
n÷3
17823496.75
n÷5
14258797.4
n2
5082832582356169
n3
3.6237540004968E+23
n4
2.5835187060261E+31
n5
1.8418934904169E+39
2 √n
8443.5766710559
3 √n
414.65251214193
4 √n
91.888936608582
5 √n
37.205794288955
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
71293988
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
35646994
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8443.5767302725
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999719471
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71293987 can be divided by 2 positive divisors.
The sum of these divisors (counting 71293987) is 71293988, the average is 35646994.
Base
System
Value
2
Binary
100001111111101110000100011
3
Ternary
11222011002222001
4
Quaternary
10033331300203
5
Quinary
121222401422
6
Senary
11024024431
8
Octal
417756043
10
Decimal
71293987
12
Duodecimal
1ba62117
16
Hexadecimal
43fdc23
20
Vigesimal
125bej7
36
Base36
16g2sj
md5
477b5894fe34dfbd63e8095402c7e4ef
sha1
9845ef51ac34dd02503ac9e1baed69feb50a3b68
sha256
942f26eef80568ef45ecf44396aa3f11e0544a1e9bce1698a7cc33edf7829550
sha512
af6623018846bac0ac40866a911ac2ecbaca740c57253111de912711d96d42d5502b89c019a62c8552499c977949b69d5e6bfa27552a36f5e7ff3021a19e194c
ripemd-160
027a750a53fcf04ebf53ea0af60fda482b2aa980
Diameter
142587974
Circumference
447953331.60865
Area
1.5968189500157E+16
Volume
1.5179145261836E+24
Surface area
6.3872758000628E+16
Circumference
447953331.60865
Perimeter
285175948
Area
5082832582356169
Diagonal
100824923.33105
Surface area
30496995494137014
Volume
3.6237540004968E+23
Space diagonal
123484807.75816
Perimeter
213881961
Area
2.2009310697519E+15
Altitude
61742403.879078
Surface area
2.2009310697519E+15
Volume
4.2706350451719E+22
Height
33608307.777017