12390621 is an odd 8-digits composite number following 12390620
and preceding 12390622 . In scientific notation, it is written as 1.2390621 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 8260412 positive integers (up to 12390621) that are relatively prime to 12390621.
12390621 has 4 divisors, whose sum is 16520832
The reverse of 12390621 is 12609321
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twelve million three hundred ninety thousand six hundred twenty-one
Scientific notation
1.2390621 × 10^7
Engineering notation
1.2390621 × 10^6
Prime Factorization
3 × 4130207
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12390621
Product of the distinct prime numbers
The prime factorization of 12390621 is 3 × 4130207.
Since it has a total of 2 prime factors.
9 , 3 , 70 , 78 , 335 , 927 , 7782 , 2880 , 48224 , 95912 , 853205 , 536932 , 1160849 , 7843085 , 27282564 , 21046139 , 604838155 , 369852755 , 4596447242 , 9332896576
n×2
24781242
n×3
37171863
n×4
49562484
n×5
61953105
n÷2
6195310.5
n÷3
4130207
n÷3
3097655.25
n÷5
2478124.2
n2
153527488765641
n3
1.9023009263768E+21
n4
2.3570689806684E+28
n5
2.9205548410318E+35
2 √n
3520.0313919055
3 √n
231.40053446797
4 √n
59.329852451405
5 √n
26.219150389994
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
-12390620
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 12390621 can be divided by 4 positive divisors.
The sum of these divisors (counting 12390621) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111010001000011011101
3
Ternary
212022111201220
4
Quaternary
233101003131
5
Quinary
11132444441
6
Senary
1121323553
8
Octal
57210335
10
Decimal
12390621
12
Duodecimal
41965b9
16
Hexadecimal
bd10dd
20
Vigesimal
3h8gb1
36
Base36
7dknx
md5
60ad3defedeaf1b7e014ee606af9d27b
sha1
1d938c9d48d1a280072b9a27ef5ccfbc4cf65984
sha256
9dbdb31bac24f1dbc67f63c9dc46ba30b30574bcf9a32799655fbb70862d05fe
sha512
45ef979f455cfc744bf7583b91d8967d2d5dad773ddbfad1fe3611bafe3e5bdd69e71a5033b382cd0e246db0251be316a433ee44b1da5a66561e9f526a4528c8
ripemd-160
cde35281a89084a1ed4472266e3ca31a9e72b26c
Diameter
24781242
Circumference
77852567.814031
Area
4.8232083083023E+14
Volume
7.9683394869633E+21
Surface area
1.9292833233209E+15
Circumference
77852567.814031
Perimeter
49562484
Area
153527488765641
Diagonal
17522984.264425
Surface area
921164932593846
Volume
1.9023009263768E+21
Space diagonal
21461185.10933
Perimeter
37171863
Area
66479352725138
Altitude
10730592.554665
Surface area
66479352725138
Volume
2.2418831414975E+20
Height
5840994.7548083