12445487 is an odd 8-digits composite number following 12445486
and preceding 12445488 . In scientific notation, it is written as 1.2445487 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 12437880 positive integers (up to 12445487) that are relatively prime to 12445487.
12445487 has 4 divisors, whose sum is 12453096
The reverse of 12445487 is 78454421
Previous prime number is 5227
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twelve million four hundred forty-five thousand four hundred eighty-seven
Scientific notation
1.2445487 × 10^7
Engineering notation
1.2445487 × 10^6
Prime Factorization
5227 × 2381
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12445487
Product of the distinct prime numbers
The prime factorization of 12445487 is 5227 × 2381.
Since it has a total of 2 prime factors.
6 , 4 , 42 , 80 , 378 , 670 , 1788 , 2211 , 31865 , 48506 , 56166 , 444785 , 7955162 , 1004195 , 92817121 , 93663010 , 127852798 , 805715392 , 5390809801 , 1378690348
n×2
24890974
n×3
37336461
n×4
49781948
n×5
62227435
n÷2
6222743.5
n÷3
4148495.6666667
n÷3
3111371.75
n÷5
2489097.4
n2
154890146667169
n3
1.9276833067743E+21
n4
2.3990957534577E+28
n5
2.9857915011413E+35
2 √n
3527.8161800185
3 √n
231.74158081926
4 √n
59.395422214329
5 √n
26.242329191066
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12445486
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12445487 can be divided by 4 positive divisors.
The sum of these divisors (counting 12445487) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111011110011100101111
3
Ternary
212102021222222
4
Quaternary
233132130233
5
Quinary
11141223422
6
Senary
1122425555
8
Octal
57363457
10
Decimal
12445487
12
Duodecimal
42022bb
16
Hexadecimal
bde72f
20
Vigesimal
3hfde7
36
Base36
7eqzz
md5
7307e3c46330086c025a2f71a0ec8797
sha1
31ac0f9ea209446b851dbdd3f2468b5cff884e61
sha256
54f0bd6615ec861e21ffe0a7abfb7e2c48ea219fbe391769e59180310ebecadf
sha512
2ef68ea0561a64e314f9b80ff2543654c956645ecfc9e9e910b1b12ff90869d2233129aaaf0f27db3110d2d2d5a734f8d939cae2d8ba03a67ebcf3b255a7ca8c
ripemd-160
c1663d4dc72fc1e14c7fbc3c67b47a05bd0701a3
Diameter
24890974
Circumference
78197301.059095
Area
4.8660174688302E+14
Volume
8.0746609533466E+21
Surface area
1.9464069875321E+15
Circumference
78197301.059095
Perimeter
49781948
Area
154890146667169
Diagonal
17600576.505738
Surface area
929340880003014
Volume
1.9276833067743E+21
Space diagonal
21556215.808938
Perimeter
37336461
Area
67069400904833
Altitude
10778107.904469
Surface area
67069400904833
Volume
2.2717965636671E+20
Height
5866858.835246