20131278 is an even 8-digits composite number following 20131277
and preceding 20131279 . In scientific notation, it is written as 2.0131278 × 10^7.
The sum of its digits is 24. It has a total of 5 prime factors and 32 positive divisors.
There are 6420960 positive integers (up to 20131278) that are relatively prime to 20131278.
20131278 has 32 divisors, whose sum is 42024960
The reverse of 20131278 is 87213102
Previous prime number is 127
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred thirty-one thousand two hundred seventy-eight
Scientific notation
2.0131278 × 10^7
Engineering notation
2.0131278 × 10^6
Prime Factorization
2 × 3 × 29 × 127 × 911
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20131278
Product of the distinct prime numbers
The prime factorization of 20131278 is 2 × 3 × 29 × 127 × 911.
Since it has a total of 5 prime factors.
6 , 3 , 45 , 35 , 355 , 92 , 3785 , 2502 , 73665 , 33906 , 700339 , 929491 , 7680947 , 2964337 , 5875178 , 50731960 , 212691018 , 475682157 , 6399352272 , 7186994165
n×2
40262556
n×3
60393834
n×4
80525112
n×5
100656390
n÷2
10065639
n÷3
6710426
n÷3
5032819.5
n÷5
4026255.6
n2
405268353913284
n3
8.1585698972307E+21
n4
1.6424243868358E+29
n5
3.3064101925372E+36
2 √n
4486.7892751945
3 √n
272.03437245838
4 √n
66.983500021979
5 √n
28.891778006224
1 , 2 , 3 , 6 , 29 , 58 , 87 , 127 , 174 , 254 , 381 , 762 , 911 , 1822 , 2733 , 3683 , 5466 , 7366 , 11049 , 22098 , 26419 , 52838 , 79257 , 115697 , 158514 , 231394 , 347091 , 694182 , 3355213 , 6710426 , 10065639 , 20131278
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
-20131277
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 20131278 can be divided by 32 positive divisors.
The sum of these divisors (counting 20131278) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100110010110111001110
3
Ternary
1101212202220220
4
Quaternary
1030302313032
5
Quinary
20123200103
6
Senary
1555252210
8
Octal
114626716
10
Decimal
20131278
12
Duodecimal
68aa066
16
Hexadecimal
1332dce
20
Vigesimal
65g83i
36
Base36
bzhe6
md5
f6a5a4888d551835dbbfd5b048568839
sha1
c98ca031d17afeabe06d3dc3d134be780a6e72e6
sha256
874909e280477fd4dd4214ba678bb80001e3a8aba4e0c022d18f80dea1c5e2b8
sha512
998f552313479ace83f8306262dbfcb342b01f3dfad8814095195c06a2f16db12d9db4591544ac81dcb132f500f1c8ec49c8d8d02bfcc9b11052da8204a70d13
ripemd-160
3aec427a56d93d50b4bd7e63b813cf0f7bea9e73
Diameter
40262556
Circumference
126488550.14435
Area
1.2731880833864E+15
Volume
3.4174537670585E+22
Surface area
5.0927523335456E+15
Circumference
126488550.14435
Perimeter
80525112
Area
405268353913284
Diagonal
28469926.375503
Surface area
2431610123479704
Volume
8.1585698972307E+21
Space diagonal
34868396.317294
Perimeter
60393834
Area
1.754863449194E+14
Altitude
17434198.158647
Surface area
1.754863449194E+14
Volume
9.6149668318604E+20
Height
9489975.458501