29121390 is an even 8-digits composite number following 29121389
and preceding 29121391 . In scientific notation, it is written as 2.9121390 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 7765632 positive integers (up to 29121390) that are relatively prime to 29121390.
29121390 has 16 divisors, whose sum is 59537616
The reverse of 29121390 is 09312192
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-nine million one hundred twenty-one thousand three hundred ninety
Scientific notation
2.9121390 × 10^7
Engineering notation
2.9121390 × 10^6
Prime Factorization
2 × 45 × 3 × 107857
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
29121390
Product of the distinct prime numbers
The prime factorization of 29121390 is 2 × 45 × 3 × 107857.
Since it has a total of 4 prime factors.
10 , 6 , 68 , 48 , 105 , 593 , 5119 , 8349 , 49865 , 46005 , 464920 , 393236 , 548127 , 5604890 , 33607668 , 86436926 , 779156268 , 666866454 , 7947854641 , 9738436654
n×2
58242780
n×3
87364170
n×4
116485560
n×5
145606950
n÷2
14560695
n÷3
9707130
n÷3
7280347.5
n÷5
5824278
n2
848055355532100
n3
2.4696550750039E+22
n4
7.1919788604668E+29
n5
2.0944042126741E+37
2 √n
5396.4238158247
3 √n
307.65976231092
4 √n
73.460355402249
5 √n
31.10587483318
1 , 2 , 3 , 6 , 45 , 90 , 135 , 270 , 107857 , 215714 , 323571 , 647142 , 4853565 , 9707130 , 14560695 , 29121390
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-29121389
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 29121390 can be divided by 16 positive divisors.
The sum of these divisors (counting 29121390) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101111000101101101101110
3
Ternary
2000210112001000
4
Quaternary
1233011231232
5
Quinary
24423341030
6
Senary
2520101130
8
Octal
157055556
10
Decimal
29121390
12
Duodecimal
99047a6
16
Hexadecimal
1bc5b6e
20
Vigesimal
92039a
36
Base36
hc67i
md5
7aefa46b56ed40b8914e357e92fd6168
sha1
5c4c2352e2620ed854dce13030a9ccec1a72b6f3
sha256
cee87270551f09b42cbabd458e26a86572681aa49736269977b30699fc34cf9c
sha512
be646f1905884d723aba598cfba4032f34b4cfbe5dbf6b52a709ab4d11804e6356274f187ad4209e5ee307216ad8ac760dde8e31e1ec0b064298ba16e647d89c
ripemd-160
89f501b417290f0011d0a4337f166989b75df46f
Diameter
58242780
Circumference
182975089.77265
Area
2.6642444747771E+15
Volume
1.0344866987377E+23
Surface area
1.0656977899109E+16
Circumference
182975089.77265
Perimeter
116485560
Area
848055355532100
Diagonal
41183864.693156
Surface area
5088332133192600
Volume
2.4696550750039E+22
Space diagonal
50439727.067028
Perimeter
87364170
Area
3.6721874085312E+14
Altitude
25219863.533514
Surface area
3.6721874085312E+14
Volume
2.9105164178784E+21
Height
13727954.897719