20130997 is an odd 8-digits composite number following 20130996
and preceding 20130998 . In scientific notation, it is written as 2.0130997 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 18954000 positive integers (up to 20130997) that are relatively prime to 20130997.
20130997 has 8 divisors, whose sum is 21343232
The reverse of 20130997 is 79903102
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred thirty thousand nine hundred ninety-seven
Scientific notation
2.0130997 × 10^7
Engineering notation
2.0130997 × 10^6
Prime Factorization
31 × 37 × 17551
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20130997
Product of the distinct prime numbers
The prime factorization of 20130997 is 31 × 37 × 17551.
Since it has a total of 3 prime factors.
2 , 1 , 48 , 40 , 455 , 410 , 1064 , 3644 , 75273 , 16693 , 89490 , 66659 , 7513365 , 5614499 , 12914517 , 50084794 , 320621627 , 729856311 , 3539309785 , 8742082305
n×2
40261994
n×3
60392991
n×4
80523988
n×5
100654985
n÷2
10065498.5
n÷3
6710332.3333333
n÷3
5032749.25
n÷5
4026199.4
n2
405257040214009
n3
8.1582282607771E+21
n4
1.6423326864302E+29
n5
3.3061794383528E+36
2 √n
4486.7579609335
3 √n
272.03310673291
4 √n
66.983266275492
5 √n
28.891697349299
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20130996
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20130997 can be divided by 8 positive divisors.
The sum of these divisors (counting 20130997) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110010110010110101
3
Ternary
1101212202112111
4
Quaternary
1030302302311
5
Quinary
20123142442
6
Senary
1555251021
8
Octal
114626265
10
Decimal
20130997
12
Duodecimal
68a9a71
16
Hexadecimal
1332cb5
20
Vigesimal
65g79h
36
Base36
bzh6d
md5
e068edcb97d70ea63e49ca133b1b3699
sha1
cebe59ac054f65b7d22f513d6a2cca7353e91301
sha256
82e651aa65f2f52ad0f354c261bed1ef9572fc0fc3b3072ea8967c95269b0729
sha512
4c23a7dc6f6f98345b7025c34b6780928ef6513b4ccb21e94a63e73b3707f1d193211637b1fcd59d49b4ec26aee0bb818ae575c6c4ff6172aec22f408e6fc90c
ripemd-160
f7830a795d8a37379868dbb1173f60344c2dcd22
Diameter
40261994
Circumference
126486784.56928
Area
1.2731525403519E+15
Volume
3.4173106627155E+22
Surface area
5.0926101614075E+15
Circumference
126486784.56928
Perimeter
80523988
Area
405257040214009
Diagonal
28469528.981492
Surface area
2431542241284054
Volume
8.1582282607771E+21
Space diagonal
34867909.611017
Perimeter
60392991
Area
1.7548144594391E+14
Altitude
17433954.805508
Surface area
1.7548144594391E+14
Volume
9.6145642094387E+20
Height
9489842.9938307