31308984 is an even 8-digits composite number following 31308983
and preceding 31308985 . In scientific notation, it is written as 3.1308984 × 10^7.
The sum of its digits is 36. It has a total of 6 prime factors and 32 positive divisors.
There are 8944992 positive integers (up to 31308984) that are relatively prime to 31308984.
31308984 has 32 divisors, whose sum is 69578880
The reverse of 31308984 is 48980313
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
thirty-one million three hundred eight thousand nine hundred eighty-four
Scientific notation
3.1308984 × 10^7
Engineering notation
3.1308984 × 10^6
Prime Factorization
2 × 2 × 2 × 27 × 7 × 20707
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
7827246
Product of the distinct prime numbers
The prime factorization of 31308984 is 2 × 2 × 2 × 27 × 7 × 20707.
Since it has a total of 6 prime factors.
4 , 1 , 17 , 95 , 52 , 231 , 8467 , 4568 , 77894 , 23292 , 411855 , 388783 , 3141046 , 6988042 , 5971090 , 27183834 , 816193097 , 557572314 , 5082458346 , 6637778860
n×2
62617968
n×3
93926952
n×4
125235936
n×5
156544920
n÷2
15654492
n÷3
10436328
n÷3
7827246
n÷5
6261796.8
n2
980252479112256
n3
3.0690709184486E+22
n4
9.6089492280572E+29
n5
3.0084643763806E+37
2 √n
5595.4431459894
3 √n
315.17831174261
4 √n
74.802694777591
5 √n
31.559767486919
1 , 2 , 4 , 7 , 8 , 14 , 27 , 28 , 54 , 56 , 108 , 189 , 216 , 378 , 756 , 1512 , 20707 , 41414 , 82828 , 144949 , 165656 , 289898 , 559089 , 579796 , 1118178 , 1159592 , 2236356 , 3913623 , 4472712 , 7827246 , 15654492 , 31308984
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31308983
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31308984 can be divided by 32 positive divisors.
The sum of these divisors (counting 31308984) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1110111011011110010111000
3
Ternary
2011220122212000
4
Quaternary
1313123302320
5
Quinary
31003341414
6
Senary
3035021000
8
Octal
167336270
10
Decimal
31308984
12
Duodecimal
a59a760
16
Hexadecimal
1ddbcb8
20
Vigesimal
9fdc94
36
Base36
in260
md5
b58a5090c563112431067d08d282ccc2
sha1
6e94008a0b45875140e413548fe74c12baa90869
sha256
72386dfe2c15edc5963db1e45a47086f3e374da9dc1a21f3982189471c7f19c9
sha512
a04dbcd477c7d08fb0552d257b01640ef3f78ac2a6c43a91d4d83e4bfaab1c2bd547e2263e1d2129a41d19c5c6e40d48f29fd860953a50968dc8a12f321fdd32
ripemd-160
0f6b80ad1f1773d9f4b10f957ba05e98b174b76f
Diameter
62617968
Circumference
196720148.25152
Area
3.0795539870422E+15
Volume
1.2855694200992E+23
Surface area
1.2318215948169E+16
Circumference
196720148.25152
Perimeter
125235936
Area
980252479112256
Diagonal
44277589.796922
Surface area
5881514874673536
Volume
3.0690709184486E+22
Space diagonal
54228751.021361
Perimeter
93926952
Area
4.2446177451694E+14
Altitude
27114375.510681
Surface area
4.2446177451694E+14
Volume
3.6169347639624E+21
Height
14759196.598974