20131993 is an odd 8-digits composite number following 20131992
and preceding 20131994 . In scientific notation, it is written as 2.0131993 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 6 positive divisors.
There are 17255952 positive integers (up to 20131993) that are relatively prime to 20131993.
20131993 has 6 divisors, whose sum is 23418906
The reverse of 20131993 is 39913102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred thirty-one thousand nine hundred ninety-three
Scientific notation
2.0131993 × 10^7
Engineering notation
2.0131993 × 10^6
Prime Factorization
7 × 7 × 410857
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2875999
Product of the distinct prime numbers
The prime factorization of 20131993 is 7 × 7 × 410857.
Since it has a total of 3 prime factors.
7 , 8 , 12 , 12 , 603 , 265 , 7283 , 6887 , 51342 , 19225 , 851657 , 438200 , 6749959 , 4425633 , 48523252 , 45373381 , 928159060 , 205569576 , 5002028884 , 3590806575
n×2
40263986
n×3
60395979
n×4
80527972
n×5
100659965
n÷2
10065996.5
n÷3
6710664.3333333
n÷3
5032998.25
n÷5
4026398.6
n2
405297142152049
n3
8.1594392287251E+21
n4
1.6426577343662E+29
n5
3.3069974009656E+36
2 √n
4486.8689528445
3 √n
272.03759302348
4 √n
66.984094775137
5 √n
28.891983232418
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20131992
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20131993 can be divided by 6 positive divisors.
The sum of these divisors (counting 20131993) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001100110011000010011001
3
Ternary
1101212210220101
4
Quaternary
1030303002121
5
Quinary
20123210433
6
Senary
1555255401
8
Octal
114630231
10
Decimal
20131993
12
Duodecimal
68aa561
16
Hexadecimal
1333099
20
Vigesimal
65g9jd
36
Base36
bzhy1
md5
7b50bd3f6d8fd8ed7c53eeb8f693efdc
sha1
b9c27a5eb8f4bd456722355c457e58b68323956d
sha256
1a96c4cd5bacec51c857e1caa3a1570a9084fed90f7ab1d2fd3dac5ae45d09e1
sha512
fee1d2b9d4de80d7f7a251ed063b373d0caf6b871d9ad8b7ce0fffe26d909a2579dd7834a0b424126730b66524f4727cf11a2e136207e6717f70f5b742bda4ff
ripemd-160
52ff1610ac6a558fe4a6dd9e40f4cde09eba3934
Diameter
40263986
Circumference
126493042.62184
Area
1.2732785243058E+15
Volume
3.4178179117833E+22
Surface area
5.0931140972233E+15
Circumference
126493042.62184
Perimeter
80527972
Area
405297142152049
Diagonal
28470937.5382
Surface area
2431782852912294
Volume
8.1594392287251E+21
Space diagonal
34869634.733621
Perimeter
60395979
Area
1.7549881059245E+14
Altitude
17434817.36681
Surface area
1.7549881059245E+14
Volume
9.6159913488517E+20
Height
9490312.5127334