29121780 is an even 8-digits composite number following 29121779
and preceding 29121781 . In scientific notation, it is written as 2.9121780 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 12 positive divisors.
There are 7765792 positive integers (up to 29121780) that are relatively prime to 29121780.
29121780 has 12 divisors, whose sum is 54360768
The reverse of 29121780 is 08712192
Previous prime number is 15
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-nine million one hundred twenty-one thousand seven hundred eighty
Scientific notation
2.9121780 × 10^7
Engineering notation
2.9121780 × 10^6
Prime Factorization
2 × 2 × 15 × 485363
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
14560890
Product of the distinct prime numbers
The prime factorization of 29121780 is 2 × 2 × 15 × 485363.
Since it has a total of 4 prime factors.
6 , 1 , 88 , 32 , 841 , 166 , 8353 , 5255 , 14948 , 35992 , 852379 , 567476 , 9835348 , 4582431 , 67535839 , 58312474 , 939016376 , 975219220 , 8728422029 , 3387294173
n×2
58243560
n×3
87365340
n×4
116487120
n×5
145608900
n÷2
14560890
n÷3
9707260
n÷3
7280445
n÷5
5824356
n2
848078070368400
n3
2.4697542988093E+22
n4
7.1923641343979E+29
n5
2.0945444600183E+37
2 √n
5396.4599507455
3 √n
307.66113572031
4 √n
73.460601350285
5 √n
31.105958148065
1 , 2 , 4 , 15 , 30 , 60 , 485363 , 970726 , 1941452 , 7280445 , 14560890 , 29121780
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
-29121779
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 29121780 can be divided by 12 positive divisors.
The sum of these divisors (counting 29121780) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1101111000101110011110100
3
Ternary
2000210112120110
4
Quaternary
1233011303310
5
Quinary
24423344110
6
Senary
2520103020
8
Octal
157056364
10
Decimal
29121780
12
Duodecimal
9904a70
16
Hexadecimal
1bc5cf4
20
Vigesimal
920490
36
Base36
hc6ic
md5
0fa0cd7876765893b6f60f3f5f609733
sha1
ba803eb477ddd46117c5f8ae34123729f65890f1
sha256
85502c1a184bc10b9802374c5a04e956fe789237c2e2cbb12f42171fda97ce19
sha512
7c7fe694472cd2cd90b0857b3094b05f3061aa418eac277671685f3c0a98f953d9f67d46157ee5600c7fb8a546de73f35fc0718fb650f06cf3803bb905933c41
ripemd-160
b24428e74cbd8c072086dcf0936a36b1fb2dd75a
Diameter
58243560
Circumference
182977540.21492
Area
2.66431583554E+15
Volume
1.0345282615082E+23
Surface area
1.065726334216E+16
Circumference
182977540.21492
Perimeter
116487120
Area
848078070368400
Diagonal
41184416.236446
Surface area
5088468422210400
Volume
2.4697542988093E+22
Space diagonal
50440402.566843
Perimeter
87365340
Area
3.6722857666576E+14
Altitude
25220201.283422
Surface area
3.6722857666576E+14
Volume
2.9106333542545E+21
Height
13728138.745482