29131491 is an odd 8-digits composite number following 29131490
and preceding 29131492 . In scientific notation, it is written as 2.9131491 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 19420992 positive integers (up to 29131491) that are relatively prime to 29131491.
29131491 has 4 divisors, whose sum is 38841992
The reverse of 29131491 is 19413192
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-nine million one hundred thirty-one thousand four hundred ninety-one
Scientific notation
2.9131491 × 10^7
Engineering notation
2.9131491 × 10^6
Prime Factorization
3 × 9710497
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
29131491
Product of the distinct prime numbers
The prime factorization of 29131491 is 3 × 9710497.
Since it has a total of 2 prime factors.
3 , 7 , 43 , 28 , 291 , 897 , 6470 , 9024 , 73971 , 88907 , 436184 , 253892 , 5640514 , 8402090 , 51165585 , 99762027 , 874338025 , 42100472 , 2870267854 , 9719099722
n×2
58262982
n×3
87394473
n×4
116525964
n×5
145657455
n÷2
14565745.5
n÷3
9710497
n÷3
7282872.75
n÷5
5826298.2
n2
848643767883081
n3
2.4722258286292E+22
n4
7.2019624476679E+29
n5
2.0980390422658E+37
2 √n
5397.3596322646
3 √n
307.69532966102
4 √n
73.466724659975
5 √n
31.108032400917
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-29131490
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 29131491 can be divided by 4 positive divisors.
The sum of these divisors (counting 29131491) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101111001000001011100011
3
Ternary
2000211000220010
4
Quaternary
1233020023203
5
Quinary
24424201431
6
Senary
2520220003
8
Octal
157101343
10
Decimal
29131491
12
Duodecimal
990a603
16
Hexadecimal
1bc82e3
20
Vigesimal
9218eb
36
Base36
hce03
md5
66541afca110e0ece1a92a67a3348504
sha1
1de11817a85da5e66e3b965e7d209f97e444ce85
sha256
4346c3245118743aa8bc69bddc33c86745ddb2d2406e681b7b1fd5a8ab5a0392
sha512
c37257ecd1bfd81980d9afb2af77110b16b7fa0238a1b87d8f5109710427f052b100e5e1ce14cd603d7792468ac46d18044f17b4a9a8b999a92aa43606751a2d
ripemd-160
739bb5cf18e726c3ddceff2672f598a77d3a726c
Diameter
58262982
Circumference
183038556.22743
Area
2.6660930266962E+15
Volume
1.0355635334982E+23
Surface area
1.0664372106785E+16
Circumference
183038556.22743
Perimeter
116525964
Area
848643767883081
Diagonal
41198149.66435
Surface area
5091862607298486
Volume
2.4722258286292E+22
Space diagonal
50457222.512235
Perimeter
87394473
Area
3.6747353087505E+14
Altitude
25228611.256118
Surface area
3.6747353087505E+14
Volume
2.9135460800804E+21
Height
13732716.554783