381445860 is an even 9-digits composite number following 381445859
and preceding 381445861 . In scientific notation, it is written as 3.81445860 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 12 positive divisors.
There are 101718880 positive integers (up to 381445860) that are relatively prime to 381445860.
381445860 has 12 divisors, whose sum is 712032384
The reverse of 381445860 is 068544183
Previous prime number is 15
Is Prime? no
Number parity even
Number length 9
Sum of Digits 39
Digital Root 3
Name
three hundred eighty-one million four hundred forty-five thousand eight hundred sixty
Scientific notation
3.81445860 × 10^8
Engineering notation
3.81445860 × 10^6
Prime Factorization
2 × 2 × 15 × 6357431
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
190722930
Product of the distinct prime numbers
The prime factorization of 381445860 is 2 × 2 × 15 × 6357431.
Since it has a total of 4 prime factors.
1 , 6 , 43 , 53 , 886 , 248 , 1675 , 8701 , 54907 , 78178 , 825513 , 642461 , 7412153 , 2556423 , 69195019 , 2930695 , 469634904 , 86097526 , 3920901123 , 1060835611
n×2
762891720
n×3
1144337580
n×4
1525783440
n×5
1907229300
n÷2
190722930
n÷3
127148620
n÷3
95361465
n÷5
76289172
n2
145500944111139600
n3
5.5500732757286E+25
n4
2.1170524737233E+34
n5
8.0754090150451E+42
2 √n
19530.639006443
3 √n
725.23312994182
4 √n
139.75206261964
5 √n
52.03392434016
1 , 2 , 4 , 15 , 30 , 60 , 6357431 , 12714862 , 25429724 , 95361465 , 190722930 , 381445860
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-381445859
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 381445860 can be divided by 12 positive divisors.
The sum of these divisors (counting 381445860) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10110101111000110011011100100
3
Ternary
222120202110100110
4
Quaternary
112233012123210
5
Quinary
1240122231420
6
Senary
101503413020
8
Octal
2657063344
10
Decimal
381445860
12
Duodecimal
a78b4170
16
Hexadecimal
16bc66e4
20
Vigesimal
5j40ed0
36
Base36
6b3pic
md5
0b95e002b2673369d285930a687248b4
sha1
2eb7046fadcc2ad721d61a76ebaaaa8a03fae460
sha256
8f5d800b91d53adb475753167e9b41a97b7305c4c5b2848de9a0fce0c2bb9258
sha512
d3a87061c5ed1903111a64537d1da7937ccc23d4d9d0e4fe99ab1cf00f112fcc3668d67af47b5fc283bd183527d63bd7c7bebb9e9357fdfc00f6114858625932
ripemd-160
1be06fba1700fa9f88242404e7e68f1bedf7df9c
Diameter
762891720
Circumference
2396695023.0365
Area
4.5710469710994E+17
Volume
2.3248092573218E+26
Surface area
1.8284187884397E+18
Circumference
2396695023.0365
Perimeter
1525783440
Area
145500944111139600
Diagonal
539445908.52307
Surface area
873005664666837600
Volume
5.5500732757286E+25
Space diagonal
660683609.8568
Perimeter
1144337580
Area
6.3003756937433E+16
Altitude
330341804.9284
Surface area
6.3003756937433E+16
Volume
6.5408240822498E+24
Height
179815302.84102