29121870 is an even 8-digits composite number following 29121869
and preceding 29121871 . In scientific notation, it is written as 2.9121870 × 10^7.
The sum of its digits is 30. It has a total of 5 prime factors and 32 positive divisors.
There are 7354368 positive integers (up to 29121870) that are relatively prime to 29121870.
29121870 has 32 divisors, whose sum is 70112160
The reverse of 29121870 is 07812192
Previous prime number is 361
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 eight hundred seventy
Scientific notation
2.9121870 × 10^7
Engineering notation
2.9121870 × 10^6
Prime Factorization
2 × 3 × 5 × 361 × 2689
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
29121870
Product of the distinct prime numbers
The prime factorization of 29121870 is 2 × 3 × 5 × 361 × 2689.
Since it has a total of 5 prime factors.
9 , 3 , 91 , 55 , 182 , 319 , 7738 , 478 , 9854 , 14279 , 489144 , 857155 , 9522520 , 8930788 , 3754464 , 5590418 , 224924928 , 8644230 , 302337795 , 7109594864
n×2
58243740
n×3
87365610
n×4
116487480
n×5
145609350
n÷2
14560935
n÷3
9707290
n÷3
7280467.5
n÷5
5824374
n2
848083312296900
n3
2.469777196988E+22
n4
7.1924530459648E+29
n5
2.0945768258569E+37
2 √n
5396.468289539
3 √n
307.6614526592
4 √n
73.460658107173
5 √n
31.10597737445
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 361 , 722 , 1083 , 1805 , 2166 , 2689 , 3610 , 5378 , 5415 , 8067 , 10830 , 13445 , 16134 , 26890 , 40335 , 80670 , 970729 , 1941458 , 2912187 , 4853645 , 5824374 , 9707290 , 14560935 , 29121870
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-29121869
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 29121870 can be divided by 32 positive divisors.
The sum of these divisors (counting 29121870) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1101111000101110101001110
3
Ternary
2000210112200210
4
Quaternary
1233011311032
5
Quinary
24423344440
6
Senary
2520103250
8
Octal
157056516
10
Decimal
29121870
12
Duodecimal
9904b26
16
Hexadecimal
1bc5d4e
20
Vigesimal
9204da
36
Base36
hc6ku
md5
bb3af18e90aa01915c5f31dfee6374cf
sha1
7a6bf6322cd7c40846b08cb0b0f8ef7c97a55b80
sha256
b02f65582a6195f7b4b20fde0263c1a6176ebc2a53fdf9acc1f30384813e2a2d
sha512
df6d420db48fe554edb21d5c4cbd3d745450ae77e40e38b8a64a09bbcc1060c1192d30654d36a0928aaa96d0201597fb75add394ca63cbdf8936a0cb13241173
ripemd-160
6e89b076b9b3e80c9351bfdf667cd9f27af62671
Diameter
58243740
Circumference
182978105.70159
Area
2.664332303544E+15
Volume
1.0345378530748E+23
Surface area
1.0657329214176E+16
Circumference
182978105.70159
Perimeter
116487480
Area
848083312296900
Diagonal
41184543.515666
Surface area
5088499873781400
Volume
2.469777196988E+22
Space diagonal
50440558.451416
Perimeter
87365610
Area
3.6723084648738E+14
Altitude
25220279.225708
Surface area
3.6723084648738E+14
Volume
2.9106603400168E+21
Height
13728181.171889