31363813 is an odd 8-digits composite number following 31363812
and preceding 31363814 . In scientific notation, it is written as 3.1363813 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 26780544 positive integers (up to 31363813) that are relatively prime to 31363813.
31363813 has 16 divisors, whose sum is 36393280
The reverse of 31363813 is 31836313
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
thirty-one million three hundred sixty-three thousand eight hundred thirteen
Scientific notation
3.1363813 × 10^7
Engineering notation
3.1363813 × 10^6
Prime Factorization
13 × 19 × 43 × 2953
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
31363813
Product of the distinct prime numbers
The prime factorization of 31363813 is 13 × 19 × 43 × 2953.
Since it has a total of 4 prime factors.
9 , 6 , 81 , 91 , 763 , 363 , 5495 , 8780 , 55253 , 21151 , 937735 , 297404 , 8504066 , 7421386 , 69919353 , 52365275 , 503248736 , 2586235 , 3575605172 , 9433697721
n×2
62727626
n×3
94091439
n×4
125455252
n×5
156819065
n÷2
15681906.5
n÷3
10454604.333333
n÷3
7840953.25
n÷5
6272762.6
n2
983688765898969
n3
3.0852230503856E+22
n4
9.6764358815584E+29
n5
3.0348992549569E+37
2 √n
5600.3404360806
3 √n
315.36218690853
4 √n
74.835422335153
5 √n
31.570813387636
1 , 13 , 19 , 43 , 247 , 559 , 817 , 2953 , 10621 , 38389 , 56107 , 126979 , 729391 , 1650727 , 2412601 , 31363813
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
-31363812
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 31363813 can be divided by 16 positive divisors.
The sum of these divisors (counting 31363813) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111101001001011100101
3
Ternary
2012000110001201
4
Quaternary
1313221023211
5
Quinary
31012120223
6
Senary
3040122501
8
Octal
167511345
10
Decimal
31363813
12
Duodecimal
a606431
16
Hexadecimal
1de92e5
20
Vigesimal
9g09ad
36
Base36
io8h1
md5
dbbdc9cecfa8f3da9f0695a4bcf1ee6f
sha1
21558863962ab49d0062d378589f9724c6257f12
sha256
f494b8b44a2ec9ea6218774b825450311934dbb12f205cdf6a6762e444bc932e
sha512
32ca395c5c5202ec0fb0567b61db898498d4b60c205afa0f576380ae5876eb019bb4937ea05c6c5bc8683b3534a1623508f2c4d19384d7b340a08cef1113a18c
ripemd-160
19620222b7de09bf271a2f28869f72a89431cb3e
Diameter
62727626
Circumference
197064649.01873
Area
3.090349400367E+15
Volume
1.2923352093036E+23
Surface area
1.2361397601468E+16
Circumference
197064649.01873
Perimeter
125455252
Area
983688765898969
Diagonal
44355129.712334
Surface area
5902132595393814
Volume
3.0852230503856E+22
Space diagonal
54323717.635089
Perimeter
94091439
Area
4.2594973034294E+14
Altitude
27161858.817545
Surface area
4.2594973034294E+14
Volume
3.6359702340012E+21
Height
14785043.237445