20121224 is an even 8-digits composite number following 20121223
and preceding 20121225 . In scientific notation, it is written as 2.0121224 × 10^7.
The sum of its digits is 14. It has a total of 4 prime factors and 8 positive divisors.
There are 10060608 positive integers (up to 20121224) that are relatively prime to 20121224.
20121224 has 8 divisors, whose sum is 37727310
The reverse of 20121224 is 42212102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty million one hundred twenty-one thousand two hundred twenty-four
Scientific notation
2.0121224 × 10^7
Engineering notation
2.0121224 × 10^6
Prime Factorization
2 × 2 × 2 × 2515153
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5030306
Product of the distinct prime numbers
The prime factorization of 20121224 is 2 × 2 × 2 × 2515153.
Since it has a total of 4 prime factors.
1 , 8 , 17 , 3 , 326 , 81 , 4492 , 9190 , 39736 , 18388 , 546742 , 777333 , 8631845 , 8693012 , 50047821 , 74101854 , 673264636 , 408000138 , 1931402590 , 1313817190
n×2
40242448
n×3
60363672
n×4
80484896
n×5
100606120
n÷2
10060612
n÷3
6707074.6666667
n÷3
5030306
n÷5
4024244.8
n2
404863655258176
n3
8.1463522969085E+21
n4
1.6391457934901E+29
n5
3.2981619679472E+36
2 √n
4485.6687349826
3 √n
271.98907828119
4 √n
66.975135199435
5 √n
28.888891592536
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20121223
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20121224 can be divided by 8 positive divisors.
The sum of these divisors (counting 20121224) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000011010001000
3
Ternary
1101212021010112
4
Quaternary
1030300122020
5
Quinary
20122334344
6
Senary
1555133452
8
Octal
114603210
10
Decimal
20121224
12
Duodecimal
68a4288
16
Hexadecimal
1330688
20
Vigesimal
65f314
36
Base36
bz9mw
md5
323ccbb03c5950d55c51e143cadf8de5
sha1
57b7543af4033ba5d25b5cdb81f26321dfa54dc9
sha256
0b4f35601c1cdf199b80b52a2cc7d32930167f80aba0a25a7b17e7e525a9a2ea
sha512
de40fff0ea37d03ba617bb298df2f5b8fa5ce43ad500476cbec178c70a00648737ddbc62abe1d800b9a871e975dc379ec09860f37986b04e4d41e7ac2f0d0345
ripemd-160
645182a9fec04eaad5bb1211471756811a73f88b
Diameter
40242448
Circumference
126425378.99927
Area
1.2719166850646E+15
Volume
3.412336070603E+22
Surface area
5.0876667402584E+15
Circumference
126425378.99927
Perimeter
80484896
Area
404863655258176
Diagonal
28455707.872347
Surface area
2429181931549056
Volume
8.1463522969085E+21
Space diagonal
34850982.278474
Perimeter
60363672
Area
1.753111052613E+14
Altitude
17425491.139237
Surface area
1.753111052613E+14
Volume
9.6005682517977E+20
Height
9485235.957449