20120491 is an odd 8-digits prime number following 20120490
and preceding 20120492 . In scientific notation, it is written as 2.0120491 × 10^7.
The sum of its digits is 19. It has a total of 1 prime factors and 2 positive divisors.
There are 20120490 positive integers (up to 20120491) that are relatively prime to 20120491.
20120491 has 2 divisors, whose sum is 20120492
The reverse of 20120491 is 19402102
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred twenty thousand four hundred ninety-one
Scientific notation
2.0120491 × 10^7
Engineering notation
2.0120491 × 10^6
Prime Factorization
20120491
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20120491
Product of the distinct prime numbers
The prime factorization of 20120491 is 20120491.
Since it has a total of 1 prime factors.
1 , 5 , 3 , 10 , 29 , 607 , 6241 , 7761 , 72557 , 40640 , 75295 , 245629 , 3624412 , 1334699 , 36895977 , 56515432 , 555596822 , 419935677 , 6814779937 , 1028581303
n×2
40240982
n×3
60361473
n×4
80481964
n×5
100602455
n÷2
10060245.5
n÷3
6706830.3333333
n÷3
5030122.75
n÷5
4024098.2
n2
404834158081081
n3
8.145462034163E+21
n4
1.6389069554922E+29
n5
3.2975612647818E+36
2 √n
4485.5870295871
3 √n
271.98577545999
4 √n
66.974525228531
5 √n
28.888681109654
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20120492
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10060246
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4485.5871410552
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999005989
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20120491 can be divided by 2 positive divisors.
The sum of these divisors (counting 20120491) is 20120492, the average is 10060246.
Base
System
Value
2
Binary
1001100110000001110101011
3
Ternary
1101212020010101
4
Quaternary
1030300032223
5
Quinary
20122323431
6
Senary
1555130231
8
Octal
114601653
10
Decimal
20120491
12
Duodecimal
68a3977
16
Hexadecimal
13303ab
20
Vigesimal
65f14b
36
Base36
bz92j
md5
d17acc0c4b4b23bfe925194cef5c0fcc
sha1
519752c876145f5c00adf492ad26f3ea410e59e7
sha256
832a41bc1311820b6786d7c3c9d7500e7dd33f5a88408b108e65a846f4899cb1
sha512
194bd93d8632e9092a7d4f384a03f1972f3d9421a6dab57920cd4d517593b89e750febf29566bcc294dc6b46aedfd02faaf8c0b795a5f40bf0d620b4824ecf28
ripemd-160
65fdc752ca1dc3f92ba1d71123b7eaeeef974ba4
Diameter
40240982
Circumference
126420773.42444
Area
1.2718240169497E+15
Volume
3.4119631582161E+22
Surface area
5.0872960677989E+15
Circumference
126420773.42444
Perimeter
80481964
Area
404834158081081
Diagonal
28454671.253806
Surface area
2429004948486486
Volume
8.145462034163E+21
Space diagonal
34849712.685232
Perimeter
60361473
Area
1.7529833260895E+14
Altitude
17424856.342616
Surface area
1.7529833260895E+14
Volume
9.5995190670903E+20
Height
9484890.4179353