29681919 is an odd 8-digits composite number following 29681918
and preceding 29681920 . In scientific notation, it is written as 2.9681919 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 19656000 positive integers (up to 29681919) that are relatively prime to 29681919.
29681919 has 12 divisors, whose sum is 43159792
The reverse of 29681919 is 91918692
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-nine million six hundred eighty-one thousand nine hundred nineteen
Scientific notation
2.9681919 × 10^7
Engineering notation
2.9681919 × 10^6
Prime Factorization
3 × 3 × 151 × 21841
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9893973
Product of the distinct prime numbers
The prime factorization of 29681919 is 3 × 3 × 151 × 21841.
Since it has a total of 4 prime factors.
5 , 10 , 80 , 38 , 111 , 346 , 4214 , 7663 , 67906 , 8766 , 334794 , 544459 , 2457427 , 4170473 , 64723842 , 45131994 , 585417358 , 151426962 , 278023864 , 5385582182
n×2
59363838
n×3
89045757
n×4
118727676
n×5
148409595
n÷2
14840959.5
n÷3
9893973
n÷3
7420479.75
n÷5
5936383.8
n2
881016315522561
n3
2.6150254915019E+22
n4
7.7618974821695E+29
n5
2.3038801235206E+37
2 √n
5448.1115076694
3 √n
309.62117791753
4 √n
73.811323708964
5 √n
31.224708674915
1 , 3 , 9 , 151 , 453 , 1359 , 21841 , 65523 , 196569 , 3297991 , 9893973 , 29681919
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-29681918
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 29681919 can be divided by 12 positive divisors.
The sum of these divisors (counting 29681919) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1110001001110100011111111
3
Ternary
2001211222221100
4
Quaternary
1301032203333
5
Quinary
30044310134
6
Senary
2540104143
8
Octal
161164377
10
Decimal
29681919
12
Duodecimal
9b35053
16
Hexadecimal
1c4e8ff
20
Vigesimal
95a4fj
36
Base36
ho6pr
md5
7bb36e4c648d056dc792ae66a41c09cb
sha1
a126a775a08b030fbe70beb9c9f9d250b20dd941
sha256
b18f0fffcca7851c4ca4c255fcbc8d52ac2620c6442ad4292597e15cf6f11e3d
sha512
bfd6a60817c9be160be738cacaa2cad08a06a24d1ebf21c2b4fae29fcff754569fc0b08063486650efb7eda9b0dcfbda55d35cc6d9feb687fedb955a834b79b2
ripemd-160
20a06817ec59aea607343e60edb7df416d28077b
Diameter
59363838
Circumference
186496997.34969
Area
2.7677943845384E+15
Volume
1.095379316407E+23
Surface area
1.1071177538154E+16
Circumference
186496997.34969
Perimeter
118727676
Area
881016315522561
Diagonal
41976572.40706
Surface area
5286097893135366
Volume
2.6150254915019E+22
Space diagonal
51410591.774144
Perimeter
89045757
Area
3.8149125519555E+14
Altitude
25705295.887072
Surface area
3.8149125519555E+14
Volume
3.0818370966945E+21
Height
13992190.802353