31307321 is an odd 8-digits composite number following 31307320
and preceding 31307322 . In scientific notation, it is written as 3.1307321 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 31296000 positive integers (up to 31307321) that are relatively prime to 31307321.
31307321 has 4 divisors, whose sum is 31318644
The reverse of 31307321 is 12370313
Previous prime number is 4801
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
thirty-one million three hundred seven thousand three hundred twenty-one
Scientific notation
3.1307321 × 10^7
Engineering notation
3.1307321 × 10^6
Prime Factorization
4801 × 6521
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31307321
Product of the distinct prime numbers
The prime factorization of 31307321 is 4801 × 6521.
Since it has a total of 2 prime factors.
2 , 10 , 81 , 81 , 184 , 398 , 4364 , 2 , 96104 , 13843 , 783282 , 587393 , 6259138 , 2060307 , 1396307 , 42385111 , 206768211 , 765632671 , 4943534937 , 7548094533
n×2
62614642
n×3
93921963
n×4
125229284
n×5
156536605
n÷2
15653660.5
n÷3
10435773.666667
n÷3
7826830.25
n÷5
6261464.2
n2
980148348197041
n3
3.0685818964625E+22
n4
9.6069078447339E+29
n5
3.007665477125E+37
2 √n
5595.2945409514
3 √n
315.17273133357
4 √n
74.801701457596
5 √n
31.559432215685
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31307320
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31307321 can be divided by 4 positive divisors.
The sum of these divisors (counting 31307321) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111011011011000111001
3
Ternary
2011220120120102
4
Quaternary
1313123120321
5
Quinary
31003313241
6
Senary
3035005145
8
Octal
167333071
10
Decimal
31307321
12
Duodecimal
a5997b5
16
Hexadecimal
1ddb639
20
Vigesimal
9fd861
36
Base36
in0vt
md5
4ff1f66359c137cf0e0475172afc494b
sha1
22dfb7736f43aee0977830a8c5472b4bfdc4d934
sha256
118b11fa1eebf1200d835348a31b9b386d5b8469b29e03f385fa28b34af9fa04
sha512
57529cf185e33f5c512b0994c8d1f48da9a3d8fa119ef9f01c0d4b2e36722c8364df30fc4dee8d5607cef93b125d2514e98f74bb8bd3629f9170aa4ceeaeedbc
ripemd-160
73144f1f586953786484b9dd379a922a5cac3d6f
Diameter
62614642
Circumference
196709699.31435
Area
3.079226850124E+15
Volume
1.2853645790487E+23
Surface area
1.2316907400496E+16
Circumference
196709699.31435
Perimeter
125229284
Area
980148348197041
Diagonal
44275237.959768
Surface area
5880890089182246
Volume
3.0685818964625E+22
Space diagonal
54225870.620868
Perimeter
93921963
Area
4.24416684508E+14
Altitude
27112935.310434
Surface area
4.24416684508E+14
Volume
3.6163584460248E+21
Height
14758412.653256