12381805 is an odd 8-digits composite number following 12381804
and preceding 12381806 . In scientific notation, it is written as 1.2381805 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 9841728 positive integers (up to 12381805) that are relatively prime to 12381805.
12381805 has 8 divisors, whose sum is 14953752
The reverse of 12381805 is 50818321
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million three hundred eighty-one thousand eight hundred five
Scientific notation
1.2381805 × 10^7
Engineering notation
1.2381805 × 10^6
Prime Factorization
5 × 157 × 15773
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12381805
Product of the distinct prime numbers
The prime factorization of 12381805 is 5 × 157 × 15773.
Since it has a total of 3 prime factors.
6 , 10 , 7 , 2 , 587 , 4 , 1894 , 8258 , 71560 , 67070 , 327840 , 313531 , 1670705 , 4311212 , 63167206 , 95213489 , 171576251 , 645408964 , 7116086053 , 3887248595
n×2
24763610
n×3
37145415
n×4
49527220
n×5
61909025
n÷2
6190902.5
n÷3
4127268.3333333
n÷3
3095451.25
n÷5
2476361
n2
153309095058025
n3
1.8982433197349E+21
n4
2.3503678627511E+28
n5
2.910179655485E+35
2 √n
3518.7789075189
3 √n
231.34564049794
4 √n
59.319296249356
5 √n
26.215418311622
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
-12381804
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 12381805 can be divided by 8 positive divisors.
The sum of these divisors (counting 12381805) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111001110111001101101
3
Ternary
212022001122101
4
Quaternary
233032321231
5
Quinary
11132204210
6
Senary
1121215101
8
Octal
57167155
10
Decimal
12381805
12
Duodecimal
4191491
16
Hexadecimal
bcee6d
20
Vigesimal
3h7ea5
36
Base36
7ddv1
md5
4b0e0a595bd3898cf415388aca3e00aa
sha1
4fb97828996d34a12afe1050e96e7cce343b4ceb
sha256
2387c4ae06936b1d4a9ecab616c5cc2fd1b82d86dc3f740b68b27ba29c90ad0a
sha512
039bd8ae643b2112c40622bfa447a23fcee2d4f02f3e40e59dae2ffcc62b109a1105bb2b8ed11de572a3e677fc40b157f6bcd3313cf1f4a40246a52be0be4b8b
ripemd-160
9ec1d95a7564eca06a6e8bb0b710e3ea3d13f6b3
Diameter
24763610
Circumference
77797175.252363
Area
4.8163472676279E+14
Volume
7.9513430240069E+21
Surface area
1.9265389070512E+15
Circumference
77797175.252363
Perimeter
49527220
Area
153309095058025
Diagonal
17510516.557659
Surface area
919854570348150
Volume
1.8982433197349E+21
Space diagonal
21445915.34941
Perimeter
37145415
Area
66384785475726
Altitude
10722957.674705
Surface area
66384785475726
Volume
2.2371012062111E+20
Height
5836838.852553