31006812 is an even 8-digits composite number following 31006811
and preceding 31006813 . In scientific notation, it is written as 3.1006812 × 10^7.
The sum of its digits is 21. It has a total of 5 prime factors and 24 positive divisors.
There are 10288368 positive integers (up to 31006812) that are relatively prime to 31006812.
31006812 has 24 divisors, whose sum is 72679936
The reverse of 31006812 is 21860013
Previous prime number is 223
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
thirty-one million six thousand eight hundred twelve
Scientific notation
3.1006812 × 10^7
Engineering notation
3.1006812 × 10^6
Prime Factorization
2 × 2 × 3 × 223 × 11587
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
15503406
Product of the distinct prime numbers
The prime factorization of 31006812 is 2 × 2 × 3 × 223 × 11587.
Since it has a total of 5 prime factors.
5 , 1 , 98 , 55 , 70 , 878 , 2043 , 4329 , 44752 , 64077 , 829116 , 380189 , 7062969 , 6463054 , 99285454 , 95626119 , 725171365 , 49591257 , 5250155836 , 5273886403
n×2
62013624
n×3
93020436
n×4
124027248
n×5
155034060
n÷2
15503406
n÷3
10335604
n÷3
7751703
n÷5
6201362.4
n2
961422390403344
n3
2.9810643311827E+22
n4
9.2433301276888E+29
n5
2.8660619952318E+37
2 √n
5568.3760648864
3 √n
314.16107332276
4 √n
74.621552281405
5 √n
31.49861246241
1 , 2 , 3 , 4 , 6 , 12 , 223 , 446 , 669 , 892 , 1338 , 2676 , 11587 , 23174 , 34761 , 46348 , 69522 , 139044 , 2583901 , 5167802 , 7751703 , 10335604 , 15503406 , 31006812
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31006811
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31006812 can be divided by 24 positive divisors.
The sum of these divisors (counting 31006812) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110110010010000001011100
3
Ternary
2011100022100110
4
Quaternary
1312102001130
5
Quinary
30414204222
6
Senary
3024330020
8
Octal
166220134
10
Decimal
31006812
12
Duodecimal
a473910
16
Hexadecimal
1d9205c
20
Vigesimal
9dfh0c
36
Base36
igl0c
md5
3241331a1039ca361a3c4413502fbed4
sha1
006becdf44369a4c418bcc01dd7d6da1f2e888d4
sha256
4c114294cbce99f34259e2fe2e95262df39679382533d1356960eb6c08c8db03
sha512
a12bfdc66cd588faf39825ddbeedd71389974d438d072d8612e7443d66e8ceace568950840c8f396cffd32804c87d819b99dd3b394d40a277194b991fef37ab1
ripemd-160
8b3124f2bdda6311b7ea55459b35b9187d67eb12
Diameter
62013624
Circumference
194821545.58088
Area
3.0203975186879E+15
Volume
1.2487053070296E+23
Surface area
1.2081590074752E+16
Circumference
194821545.58088
Perimeter
124027248
Area
961422390403344
Diagonal
43850254.056353
Surface area
5768534342420064
Volume
2.9810643311827E+22
Space diagonal
53705373.764736
Perimeter
93020436
Area
4.1630810692823E+14
Altitude
26852686.882368
Surface area
4.1630810692823E+14
Volume
3.5132180062211E+21
Height
14616751.352118