20001231 is an odd 8-digits composite number following 20001230
and preceding 20001232 . In scientific notation, it is written as 2.0001231 × 10^7.
The sum of its digits is 9. It has a total of 4 prime factors and 16 positive divisors.
There are 12142080 positive integers (up to 20001231) that are relatively prime to 20001231.
20001231 has 16 divisors, whose sum is 24295680
The reverse of 20001231 is 13210002
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 9
Digital Root 9
Name
twenty million one thousand two hundred thirty-one
Scientific notation
2.0001231 × 10^7
Engineering notation
2.0001231 × 10^6
Prime Factorization
9 × 17 × 31 × 4217
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20001231
Product of the distinct prime numbers
The prime factorization of 20001231 is 9 × 17 × 31 × 4217.
Since it has a total of 4 prime factors.
1 , 7 , 30 , 81 , 896 , 280 , 2076 , 6911 , 52431 , 50958 , 340570 , 982231 , 4513069 , 5517826 , 80806773 , 2350919 , 40953890 , 427456332 , 2091189403 , 6265405148
n×2
40002462
n×3
60003693
n×4
80004924
n×5
100006155
n÷2
10000615.5
n÷3
6667077
n÷3
5000307.75
n÷5
4000246.2
n2
400049241515361
n3
8.0014772909235E+21
n4
1.6003939563702E+29
n5
3.2009849212363E+36
2 √n
4472.2735828659
3 √n
271.44733062538
4 √n
66.875059498036
5 √n
28.854353302117
1 , 9 , 17 , 31 , 153 , 279 , 527 , 4217 , 4743 , 37953 , 71689 , 130727 , 645201 , 1176543 , 2222359 , 20001231
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
-20001230
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 20001231 can be divided by 16 positive divisors.
The sum of these divisors (counting 20001231) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100010011000111001111
3
Ternary
1101122011112100
4
Quaternary
1030103013033
5
Quinary
20110014411
6
Senary
1552410143
8
Octal
114230717
10
Decimal
20001231
12
Duodecimal
6846953
16
Hexadecimal
13131cf
20
Vigesimal
65031b
36
Base36
bwp1r
md5
bf37a6b9c4a02cb8ead4c4856c5b2d99
sha1
3c1f8e4dc79292ca710dd6acb200816ebc2bf147
sha256
e9e78a4ba6ee122e296e4ba6ee4992c42dc1efb474d8236a81616b4056cf2234
sha512
66459d1d01d38494230bd004b743594523c09e8dbd51627375df64b06cd313a53766b3a8cec2cb4295d7cd334aedbd1ab97a694fe93e5fdcfb3f79392aa37615
ripemd-160
8105d4de6b9752d5e2b7b685af6aa2d633b5f57a
Diameter
40002462
Circumference
125671440.7447
Area
1.2567917582188E+15
Volume
3.3516509700041E+22
Surface area
5.0271670328753E+15
Circumference
125671440.7447
Perimeter
80004924
Area
400049241515361
Diagonal
28286012.144357
Surface area
2400295449092166
Volume
8.0014772909235E+21
Space diagonal
34643148.305922
Perimeter
60003693
Area
1.732264029585E+14
Altitude
17321574.152961
Surface area
1.732264029585E+14
Volume
9.4298314198703E+20
Height
9428670.7147857