20131390 is an even 8-digits composite number following 20131389
and preceding 20131391 . In scientific notation, it is written as 2.0131390 × 10^7.
The sum of its digits is 19. It has a total of 5 prime factors and 32 positive divisors.
There are 7828608 positive integers (up to 20131390) that are relatively prime to 20131390.
20131390 has 32 divisors, whose sum is 37260000
The reverse of 20131390 is 09313102
Previous prime number is 149
Is Prime? no
Number parity even
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred thirty-one thousand three hundred ninety
Scientific notation
2.0131390 × 10^7
Engineering notation
2.0131390 × 10^6
Prime Factorization
2 × 5 × 59 × 149 × 229
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20131390
Product of the distinct prime numbers
The prime factorization of 20131390 is 2 × 5 × 59 × 149 × 229.
Since it has a total of 5 prime factors.
3 , 10 , 4 , 65 , 946 , 652 , 2790 , 4995 , 58546 , 67226 , 103332 , 173386 , 2461590 , 6177912 , 8401164 , 29902611 , 213047929 , 249611345 , 950416963 , 9988946371
n×2
40262780
n×3
60394170
n×4
80525560
n×5
100656950
n÷2
10065695
n÷3
6710463.3333333
n÷3
5032847.5
n÷5
4026278
n2
405272863332100
n3
8.1587060681552E+21
n4
1.642460937534E+29
n5
3.3065021693262E+36
2 √n
4486.8017562625
3 √n
272.03487694355
4 √n
66.983593187156
5 √n
28.891810153929
1 , 2 , 5 , 10 , 59 , 118 , 149 , 229 , 295 , 298 , 458 , 590 , 745 , 1145 , 1490 , 2290 , 8791 , 13511 , 17582 , 27022 , 34121 , 43955 , 67555 , 68242 , 87910 , 135110 , 170605 , 341210 , 2013139 , 4026278 , 10065695 , 20131390
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
-20131389
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 20131390 can be divided by 32 positive divisors.
The sum of these divisors (counting 20131390) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100110010111000111110
3
Ternary
1101212210002001
4
Quaternary
1030302320332
5
Quinary
20123201030
6
Senary
1555252514
8
Octal
114627076
10
Decimal
20131390
12
Duodecimal
68aa13a
16
Hexadecimal
1332e3e
20
Vigesimal
65g89a
36
Base36
bzhha
md5
96ad0454e78a2be8cf0e6558accab86e
sha1
f42c0237dc1601b27b358236c853223fa6222291
sha256
5532d092ef55a88e2dfab6b66eab90736e7b0437a41d23b9873f26408c35872d
sha512
b6bb34a43cefe0e002fa4384bf8bba826587f7345d6fee938b0f790ef2863ad818a8f5927e248c92f7752b08c409660c9e3b429a54fff3c2916f215e7ce4490f
ripemd-160
f28c7b67ca4f0b8815056df56f69826b816e2bbe
Diameter
40262780
Circumference
126489253.8611
Area
1.2732022501434E+15
Volume
3.417510806202E+22
Surface area
5.0928090005737E+15
Circumference
126489253.8611
Perimeter
80525560
Area
405272863332100
Diagonal
28470084.767422
Surface area
2431637179992600
Volume
8.1587060681552E+21
Space diagonal
34868590.306984
Perimeter
60394170
Area
1.7548829755503E+14
Altitude
17434295.153492
Surface area
1.7548829755503E+14
Volume
9.615127310834E+20
Height
9490028.2558074