29121381 is an odd 8-digits composite number following 29121380
and preceding 29121382 . In scientific notation, it is written as 2.9121381 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 18570024 positive integers (up to 29121381) that are relatively prime to 29121381.
29121381 has 12 divisors, whose sum is 43893408
The reverse of 29121381 is 18312192
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-nine million one hundred twenty-one thousand three hundred eighty-one
Scientific notation
2.9121381 × 10^7
Engineering notation
2.9121381 × 10^6
Prime Factorization
23 × 3 × 3 × 140683
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9707127
Product of the distinct prime numbers
The prime factorization of 29121381 is 23 × 3 × 3 × 140683.
Since it has a total of 4 prime factors.
10 , 8 , 13 , 36 , 270 , 788 , 5284 , 1270 , 69152 , 30499 , 253663 , 330112 , 1997266 , 4852840 , 18901883 , 40410045 , 285272778 , 89596374 , 9691254689 , 6655345259
n×2
58242762
n×3
87364143
n×4
116485524
n×5
145606905
n÷2
14560690.5
n÷3
9707127
n÷3
7280345.25
n÷5
5824276.2
n2
848054831347161
n3
2.4696527852551E+22
n4
7.1919699697126E+29
n5
2.0944009762856E+37
2 √n
5396.4229819391
3 √n
307.65973061671
4 √n
73.460349726496
5 √n
31.105872910519
1 , 3 , 9 , 23 , 69 , 207 , 140683 , 422049 , 1266147 , 3235709 , 9707127 , 29121381
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
-29121380
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 29121381 can be divided by 12 positive divisors.
The sum of these divisors (counting 29121381) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1101111000101101101100101
3
Ternary
2000210112000200
4
Quaternary
1233011231211
5
Quinary
24423341011
6
Senary
2520101113
8
Octal
157055545
10
Decimal
29121381
12
Duodecimal
9904799
16
Hexadecimal
1bc5b65
20
Vigesimal
920391
36
Base36
hc679
md5
a57d205f103b911b0206e2df9e06e267
sha1
4d5a446588a7ddf5d9c3ee17fb9f51ced9a1d52e
sha256
a3a6d79fb405e0df7550dd517babff62cbbdf04725fa96b0cba638b795ff6464
sha512
dca274b51fffa75770573bc42989246abb6372256dd529f9b9718d3c13af04bcf00bd5a306530cdc5cec0c642db8c42fd1f42b9d5d0e07b2970dbc65801ad160
ripemd-160
42f108d6a4dd88b77d3534fccb72de7afe3d4d57
Diameter
58242762
Circumference
182975033.22398
Area
2.6642428280016E+15
Volume
1.03448573961E+23
Surface area
1.0656971312006E+16
Circumference
182975033.22398
Perimeter
116485524
Area
848054831347161
Diagonal
41183851.965234
Surface area
5088328988082966
Volume
2.4696527852551E+22
Space diagonal
50439711.478571
Perimeter
87364143
Area
3.6721851387438E+14
Altitude
25219855.739285
Surface area
3.6721851387438E+14
Volume
2.9105137193836E+21
Height
13727950.655078