20402888 is an even 8-digits composite number following 20402887
and preceding 20402889 . In scientific notation, it is written as 2.0402888 × 10^7.
The sum of its digits is 32. It has a total of 6 prime factors and 32 positive divisors.
There are 9074880 positive integers (up to 20402888) that are relatively prime to 20402888.
20402888 has 32 divisors, whose sum is 42629760
The reverse of 20402888 is 88820402
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million four hundred two thousand eight hundred eighty-eight
Scientific notation
2.0402888 × 10^7
Engineering notation
2.0402888 × 10^6
Prime Factorization
2 × 2 × 2 × 11 × 47 × 4933
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5100722
Product of the distinct prime numbers
The prime factorization of 20402888 is 2 × 2 × 2 × 11 × 47 × 4933.
Since it has a total of 6 prime factors.
7 , 9 , 18 , 52 , 219 , 386 , 4385 , 1643 , 27254 , 76987 , 591878 , 427829 , 6088189 , 3896383 , 56356194 , 79731070 , 623202148 , 847699897 , 8704094320 , 3961421212
n×2
40805776
n×3
61208664
n×4
81611552
n×5
102014440
n÷2
10201444
n÷3
6800962.6666667
n÷3
5100722
n÷5
4080577.6
n2
416277838740544
n3
8.4932701207054E+21
n4
1.732872390265E+29
n5
3.5355601296869E+36
2 √n
4516.9556119138
3 √n
273.25233504527
4 √n
67.208300171287
5 √n
28.969321869577
1 , 2 , 4 , 8 , 11 , 22 , 44 , 47 , 88 , 94 , 188 , 376 , 517 , 1034 , 2068 , 4136 , 4933 , 9866 , 19732 , 39464 , 54263 , 108526 , 217052 , 231851 , 434104 , 463702 , 927404 , 1854808 , 2550361 , 5100722 , 10201444 , 20402888
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
-20402887
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 20402888 can be divided by 32 positive divisors.
The sum of these divisors (counting 20402888) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101110101001011001000
3
Ternary
1102101120111112
4
Quaternary
1031311023020
5
Quinary
20210343023
6
Senary
2005145452
8
Octal
115651310
10
Decimal
20402888
12
Duodecimal
69bb288
16
Hexadecimal
13752c8
20
Vigesimal
67a748
36
Base36
c5ayw
md5
cc2cc64ee630fe091e7ed2df05a0f3d9
sha1
b555dac3526068c86c7cf62d2ad7abdb838bbe42
sha256
24510fc689a62a310608c7b7ce7f53da2656dbd3a51ae27ebac13522b4ff79ed
sha512
255f5ae9d53865790c1cdeea1e0aa1a01af4dcdf67afc62ce0ea86b86bac52ec3d94811898c075a7024f81448fa37a0efcf91fba0efed210ad1904410fafec91
ripemd-160
aa7b82fe84d478c8330f805b99908e6d0a9ee239
Diameter
40805776
Circumference
128195126.10563
Area
1.3077754000395E+15
Volume
3.5576526688216E+22
Surface area
5.2311016001581E+15
Circumference
128195126.10563
Perimeter
81611552
Area
416277838740544
Diagonal
28854040.921179
Surface area
2497667032443264
Volume
8.4932701207054E+21
Space diagonal
35338838.637137
Perimeter
61208664
Area
1.802535916909E+14
Altitude
17669419.318569
Surface area
1.802535916909E+14
Volume
1.0009414828E+21
Height
9618013.6403931