31440481 is an odd 8-digits composite number following 31440480
and preceding 31440482 . In scientific notation, it is written as 3.1440481 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 30602880 positive integers (up to 31440481) that are relatively prime to 31440481.
31440481 has 8 divisors, whose sum is 32281704
The reverse of 31440481 is 18404413
Previous prime number is 1013
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
thirty-one million four hundred forty thousand four hundred eighty-one
Scientific notation
3.1440481 × 10^7
Engineering notation
3.1440481 × 10^6
Prime Factorization
41 × 1013 × 757
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31440481
Product of the distinct prime numbers
The prime factorization of 31440481 is 41 × 1013 × 757.
Since it has a total of 3 prime factors.
2 , 1 , 41 , 68 , 161 , 627 , 3882 , 9525 , 4985 , 57073 , 933472 , 813449 , 2347702 , 6094057 , 73838140 , 72540927 , 775376819 , 244314444 , 8179622955 , 4436700173
n×2
62880962
n×3
94321443
n×4
125761924
n×5
157202405
n÷2
15720240.5
n÷3
10480160.333333
n÷3
7860120.25
n÷5
6288096.2
n2
988503845511361
n3
3.1079036373227E+22
n4
9.7713985259075E+29
n5
3.0721746969722E+37
2 √n
5607.181199141
3 √n
315.61894261485
4 √n
74.881113768032
5 √n
31.586233119129
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31440480
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31440481 can be divided by 8 positive divisors.
The sum of these divisors (counting 31440481) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111111011111001100001
3
Ternary
2012011100020021
4
Quaternary
1313323321201
5
Quinary
31022043411
6
Senary
3041513441
8
Octal
167737141
10
Decimal
31440481
12
Duodecimal
a642881
16
Hexadecimal
1dfbe61
20
Vigesimal
9ga141
36
Base36
ipvmp
md5
240a2a850a1c16621e1bfe6b6fcb6b3c
sha1
e1d7316a26cb71f859ac6b9acf4862c09bf02db5
sha256
501c4aff9529b26e4449de74f0dd87d6f1b7559a9699328f7d30432f7dbfd407
sha512
114a3ceaea2206247fafcc006b1212e780a5a42c78ad4992ef408a8ac22b02b5274e5258fd3dbadb74a0af6b60c30e86618d7888c2d2c600972a39afa863bb77
ripemd-160
3cde68c69ed55524c1b8ad13b8efd866dc14e767
Diameter
62880962
Circumference
197546368.26986
Area
3.1054764191038E+15
Volume
1.3018356313437E+23
Surface area
1.2421905676415E+16
Circumference
197546368.26986
Perimeter
125761924
Area
988503845511361
Diagonal
44463554.637734
Surface area
5931023073068166
Volume
3.1079036373227E+22
Space diagonal
54456510.506404
Perimeter
94321443
Area
4.2803472097572E+14
Altitude
27228255.253202
Surface area
4.2803472097572E+14
Volume
3.662699562042E+21
Height
14821184.879245