20149429 is an odd 8-digits composite number following 20149428
and preceding 20149430 . In scientific notation, it is written as 2.0149429 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20139840 positive integers (up to 20149429) that are relatively prime to 20149429.
20149429 has 4 divisors, whose sum is 20159020
The reverse of 20149429 is 92494102
Previous prime number is 6481
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred forty-nine thousand four hundred twenty-nine
Scientific notation
2.0149429 × 10^7
Engineering notation
2.0149429 × 10^6
Prime Factorization
6481 × 3109
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20149429
Product of the distinct prime numbers
The prime factorization of 20149429 is 6481 × 3109.
Since it has a total of 2 prime factors.
2 , 3 , 66 , 35 , 59 , 66 , 8798 , 3808 , 90588 , 54210 , 579318 , 746547 , 5709798 , 8113451 , 74265243 , 52721031 , 622272189 , 614805324 , 4180906984 , 6157886395
n×2
40298858
n×3
60448287
n×4
80597716
n×5
100747145
n÷2
10074714.5
n÷3
6716476.3333333
n÷3
5037357.25
n÷5
4029885.8
n2
405999489026041
n3
8.1806578781665E+21
n4
1.6483558508941E+29
n5
3.3213429184325E+36
2 √n
4488.8115353621
3 √n
272.11610617714
4 √n
66.998593532716
5 √n
28.896986077299
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20149428
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20149429 can be divided by 4 positive divisors.
The sum of these divisors (counting 20149429) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110111010010110101
3
Ternary
1101220200211011
4
Quaternary
1030313102311
5
Quinary
20124240204
6
Senary
1555512221
8
Octal
114672265
10
Decimal
20149429
12
Duodecimal
68b8671
16
Hexadecimal
13374b5
20
Vigesimal
65idb9
36
Base36
bzved
md5
79b70f42aba75854cf587abc2db4036f
sha1
2ae29ff1c13a457764dee45fb6810eca410d5689
sha256
9cf9e7652ee11bda8b8fd634d512276e6d63039b12fdfd4f6099df3f8c2ed01e
sha512
1c52d024c544c1ddbe4eaa5731746f7d5c439383b0a3d15531cc222f2f3f4a939cbb82a4a27956b299546c3fed2055defb65469b61460435278e3134c8b35f48
ripemd-160
b2917ab863ee5473109bca9e7ad0eab4f503f352
Diameter
40298858
Circumference
126602596.24086
Area
1.2754850120854E+15
Volume
3.4267059588772E+22
Surface area
5.1019400483417E+15
Circumference
126602596.24086
Perimeter
80597716
Area
405999489026041
Diagonal
28495595.765874
Surface area
2435996934156246
Volume
8.1806578781665E+21
Space diagonal
34899834.771502
Perimeter
60448287
Area
1.7580293571003E+14
Altitude
17449917.385751
Surface area
1.7580293571003E+14
Volume
9.6409977670311E+20
Height
9498531.9219579