31490105 is an odd 8-digits composite number following 31490104
and preceding 31490106 . In scientific notation, it is written as 3.1490105 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 24096688 positive integers (up to 31490105) that are relatively prime to 31490105.
31490105 has 8 divisors, whose sum is 39431232
The reverse of 31490105 is 50109413
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
thirty-one million four hundred ninety thousand one hundred five
Scientific notation
3.1490105 × 10^7
Engineering notation
3.1490105 × 10^6
Prime Factorization
23 × 5 × 273827
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31490105
Product of the distinct prime numbers
The prime factorization of 31490105 is 23 × 5 × 273827.
Since it has a total of 3 prime factors.
6 , 8 , 21 , 22 , 369 , 844 , 2096 , 3356 , 80036 , 80143 , 541103 , 356165 , 9491457 , 6351916 , 27097836 , 54455390 , 874076285 , 399633041 , 5959323907 , 4171830029
n×2
62980210
n×3
94470315
n×4
125960420
n×5
157450525
n÷2
15745052.5
n÷3
10496701.666667
n÷3
7872526.25
n÷5
6298021
n2
991626712911025
n3
3.1226429310373E+22
n4
9.8332353775872E+29
n5
3.0964961452994E+37
2 √n
5611.6044942601
3 √n
315.78490743641
4 √n
74.910643397718
5 √n
31.596197639618
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
-31490104
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 31490105 can be divided by 8 positive divisors.
The sum of these divisors (counting 31490105) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111000001000000000111001
3
Ternary
2012020212022012
4
Quaternary
1320020000321
5
Quinary
31030140410
6
Senary
3042535305
8
Octal
170100071
10
Decimal
31490105
12
Duodecimal
a667535
16
Hexadecimal
1e08039
20
Vigesimal
9gg555
36
Base36
iqxx5
md5
5cf19ffe34742b35199bb4d638764055
sha1
9da39fad2cd91323cc7b59bcc890127c981ab660
sha256
b2ceddcf072a3545f234efa5c3a5ff450d4540b8ec01e76b8ba2d6564998ca5b
sha512
577c364ff3dc1284e526d188bef1b80f396a117e0c7f8a7bcc684352c3bd8622fce73e6b2e2a2000e780e6e11d27ecf2a68e605b58a887f1397e6a106acfd3c7
ripemd-160
98ebe8c0b1dc323e1f1639a857f6f92109b198cc
Diameter
62980210
Circumference
197858165.05754
Area
3.1152871963847E+15
Volume
1.3080096122575E+23
Surface area
1.2461148785539E+16
Circumference
197858165.05754
Perimeter
125960420
Area
991626712911025
Diagonal
44533733.571553
Surface area
5949760277466150
Volume
3.1226429310373E+22
Space diagonal
54542461.795679
Perimeter
94470315
Area
4.293869622261E+14
Altitude
27271230.897839
Surface area
4.293869622261E+14
Volume
3.6800699862679E+21
Height
14844577.857184