31193971 is an odd 8-digits prime number following 31193970
and preceding 31193972 . In scientific notation, it is written as 3.1193971 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 31193970 positive integers (up to 31193971) that are relatively prime to 31193971.
31193971 has 2 divisors, whose sum is 31193972
The reverse of 31193971 is 17939113
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 34 Digital Root 7
Name
thirty-one million one hundred ninety-three thousand nine hundred seventy-one
Scientific notation
3.1193971 × 10^7
Engineering notation
3.1193971 × 10^6
Prime Factorization
31193971
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
31193971 Product of the distinct prime numbers
The prime factorization of 31193971 is 31193971.
Since it has a total of 1 prime factors.
1 , 7 , 85 , 19 , 960 , 421 , 1870 , 2807 , 67799 , 32276 , 337513 , 976849 , 1823760 , 463242 , 70999896 , 7545863 , 812757159 , 38685036 , 3981679246 , 4763831941
n×2
62387942
n×3
93581913
n×4
124775884
n×5
155969855
n÷2
15596985.5
n÷3
10397990.333333
n÷3
7798492.75
n÷5
6238794.2
n2
973063826748841
n3
3.0353724792752E+22
n4
9.468532109271E+29
n5
2.9536111602917E+37
2 √n5585.1563093614
3 √n314.79190421388
4 √n74.733903346215
5 √n31.536546491295
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
31193972 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
15596986 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5585.1563988845 Returns the nth root of the product of n divisors
H Harmonic Mean
1.999999935885 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31193971 can be divided by 2 positive divisors.
The sum of these divisors (counting 31193971) is 31193972, the average is 15596986.
Base
System
Value
2
Binary
1110110111111101101110011
3
Ternary
2011200211002021
4
Quaternary
1312333231303
5
Quinary
30441201341
6
Senary
3032332311
8
Octal
166775563
10
Decimal
31193971
12
Duodecimal
a544097
16
Hexadecimal
1dbfb73
20
Vigesimal
9ej4ib
36
Base36
iklf7
md5
abfe9a8d7f4cee446a52d6216e025299
sha1
be6d75aa77f4ebfb4b72de81387f28fe883c904c
sha256
63e56e0dda829f26bd243d49f30fcd634ca37c4f445ab519d4d7bdc32902a345
sha512
76006422489439ce76bc371bb8caacf31b5f12a2d3a05aee5eb8a476e09548cfeba374d464b5cb3336f488b38152ae6f9b2cd393a4373e4b54b1acb89ba49757
ripemd-160
b77ac4299f5273a60e8013a55c457e3fbef1f075
Diameter
62387942
Circumference
195997500.25979
Area
3.0569701695881E+15
Volume
1.2714538509066E+23
Surface area
1.2227880678353E+16
Circumference
195997500.25979
Perimeter
124775884
Area
973063826748841
Diagonal
44114936.852473
Surface area
5838382960493046
Volume
3.0353724792752E+22
Space diagonal
54029542.66183
Perimeter
93581913
Area
4.213489967341E+14
Altitude
27014771.330915
Surface area
4.213489967341E+14
Volume
3.5772207725376E+21
Height
14704978.950824