31331806 is an even 8-digits composite number following 31331805
and preceding 31331807 . In scientific notation, it is written as 3.1331806 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 16 positive divisors.
There are 14192280 positive integers (up to 31331806) that are relatively prime to 31331806.
31331806 has 16 divisors, whose sum is 51448320
The reverse of 31331806 is 60813313
Previous prime number is 307
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
thirty-one million three hundred thirty-one thousand eight hundred six
Scientific notation
3.1331806 × 10^7
Engineering notation
3.1331806 × 10^6
Prime Factorization
2 × 11 × 307 × 4639
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
31331806
Product of the distinct prime numbers
The prime factorization of 31331806 is 2 × 11 × 307 × 4639.
Since it has a total of 4 prime factors.
6 , 9 , 61 , 38 , 614 , 139 , 9102 , 4533 , 91265 , 58313 , 551521 , 858971 , 2557947 , 4577940 , 56314594 , 82673992 , 886688520 , 746906389 , 5421308634 , 6284523578
n×2
62663612
n×3
93995418
n×4
125327224
n×5
156659030
n÷2
15665903
n÷3
10443935.333333
n÷3
7832951.5
n÷5
6266361.2
n2
981682067221636
n3
3.0757872083867E+22
n4
9.6369968110454E+29
n5
3.0194451450629E+37
2 √n
5597.4821125217
3 √n
315.2548739248
4 √n
74.816322500653
5 √n
31.564367106626
1 , 2 , 11 , 22 , 307 , 614 , 3377 , 4639 , 6754 , 9278 , 51029 , 102058 , 1424173 , 2848346 , 15665903 , 31331806
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31331805
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31331806 can be divided by 16 positive divisors.
The sum of these divisors (counting 31331806) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111100001010111011110
3
Ternary
2011221211011021
4
Quaternary
1313201113132
5
Quinary
31010104211
6
Senary
3035314354
8
Octal
167412736
10
Decimal
31331806
12
Duodecimal
a5ab9ba
16
Hexadecimal
1de15de
20
Vigesimal
9fg9a6
36
Base36
injry
md5
fbd289f78295c275c613de717db0dd04
sha1
01d84b60b8e779121e6ddf9b734d76b760fc56e7
sha256
be9e23f9e10c6a2d7a05744a02346300e268b063981ee94341d119808be8e733
sha512
d85ef3c383c2dfff38ab55532665e503676e6842c98979dd922400495038c5968fe810675e6c211cb6e9d24679997e515895d0b387cbfab2a9162b233040ee95
ripemd-160
38b2f709d393216587b965bd8e113b37a2af2c4a
Diameter
62663612
Circumference
196863543.1066
Area
3.0840451705443E+15
Volume
1.2883827330498E+23
Surface area
1.2336180682177E+16
Circumference
196863543.1066
Perimeter
125327224
Area
981682067221636
Diagonal
44309864.978843
Surface area
5890092403329816
Volume
3.0757872083867E+22
Space diagonal
54268279.884891
Perimeter
93995418
Area
4.2508080432678E+14
Altitude
27134139.942446
Surface area
4.2508080432678E+14
Volume
3.6248499875618E+21
Height
14769954.992948