31131293 is an odd 8-digits composite number following 31131292
and preceding 31131294 . In scientific notation, it is written as 3.1131293 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 30614688 positive integers (up to 31131293) that are relatively prime to 31131293.
31131293 has 8 divisors, whose sum is 31651200
The reverse of 31131293 is 39213113
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
thirty-one million one hundred thirty-one thousand two hundred ninety-three
Scientific notation
3.1131293 × 10^7
Engineering notation
3.1131293 × 10^6
Prime Factorization
79 × 313 × 1259
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31131293
Product of the distinct prime numbers
The prime factorization of 31131293 is 79 × 313 × 1259.
Since it has a total of 3 prime factors.
5 , 7 , 65 , 35 , 593 , 311 , 9485 , 4764 , 26035 , 16219 , 309075 , 11724 , 743923 , 9584091 , 24196102 , 76017768 , 807665264 , 607391405 , 1817154882 , 107246214
n×2
62262586
n×3
93393879
n×4
124525172
n×5
155656465
n÷2
15565646.5
n÷3
10377097.666667
n÷3
7782823.25
n÷5
6226258.6
n2
969157403851849
n3
3.0171123102431E+22
n4
9.3926607344086E+29
n5
2.9240567337247E+37
2 √n
5579.5423647464
3 √n
314.58092587469
4 √n
74.696334346114
5 √n
31.523863025961
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
-31131292
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 31131293 can be divided by 8 positive divisors.
The sum of these divisors (counting 31131293) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110110000011010011101
3
Ternary
2011120122002212
4
Quaternary
1312300122131
5
Quinary
30432200133
6
Senary
3031130205
8
Octal
166603235
10
Decimal
31131293
12
Duodecimal
a513965
16
Hexadecimal
1db069d
20
Vigesimal
9eb84d
36
Base36
ij925
md5
3dee1469b7d9ab49e0e115edaeac9ecf
sha1
e401f9ac14f03035e8ee8b5ca95d802a0f6962f4
sha256
f23c75f9731a9afd11f92c0e4289afa185c467fc7daaf2261d9d0c864c5bf323
sha512
924d6b278cb027dfc80f60afe51f88a61ade87d3fa0792a267e406422930d7abf57485eb2003f343ff86d70ba974073dd93b3707a26e2ba8a634e564b019f6c6
ripemd-160
e994c4b6f97be2da4c7f8dffee2ee35e600a5a75
Diameter
62262586
Circumference
195603682.7711
Area
3.0446977801131E+15
Volume
1.2638050491887E+23
Surface area
1.2178791120452E+16
Circumference
195603682.7711
Perimeter
124525172
Area
969157403851849
Diagonal
44026296.774811
Surface area
5814944423111094
Volume
3.0171123102431E+22
Space diagonal
53920981.181313
Perimeter
93393879
Area
4.1965746600074E+14
Altitude
26960490.590657
Surface area
4.1965746600074E+14
Volume
3.5557009569572E+21
Height
14675432.25827