378889781 is an odd 9-digits composite number following 378889780
and preceding 378889782 . In scientific notation, it is written as 3.78889781 × 10^8.
The sum of its digits is 59. It has a total of 3 prime factors and 8 positive divisors.
There are 365992560 positive integers (up to 378889781) that are relatively prime to 378889781.
378889781 has 8 divisors, whose sum is 391832064
The reverse of 378889781 is 187988873
Previous prime number is 557
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 59
Digital Root 5
Name
three hundred seventy-eight million eight hundred eighty-nine thousand seven hundred eighty-one
Scientific notation
3.78889781 × 10^8
Engineering notation
3.78889781 × 10^6
Prime Factorization
31 × 557 × 21943
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
378889781
Product of the distinct prime numbers
The prime factorization of 378889781 is 31 × 557 × 21943.
Since it has a total of 3 prime factors.
2 , 8 , 3 , 27 , 600 , 445 , 3235 , 8021 , 97281 , 41563 , 520525 , 108599 , 1775450 , 915067 , 60404397 , 78448960 , 410944969 , 597068411 , 7659760618 , 9376404677
n×2
757779562
n×3
1136669343
n×4
1515559124
n×5
1894448905
n÷2
189444890.5
n÷3
126296593.66667
n÷3
94722445.25
n÷5
75777956.2
n2
143557466146227961
n3
5.4392456909059E+25
n4
2.0608746086325E+34
n5
7.8084432913324E+42
2 √n
19465.091343223
3 √n
723.60956240942
4 √n
139.51735140556
5 √n
51.964000517363
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
-378889780
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 378889781 can be divided by 8 positive divisors.
The sum of these divisors (counting 378889781) is 1, the average is 0.125.
Base
System
Value
2
Binary
10110100101010110011000110101
3
Ternary
222101221121001212
4
Quaternary
112211112120311
5
Quinary
1233443433111
6
Senary
101332531205
8
Octal
2645263065
10
Decimal
378889781
12
Duodecimal
a6a80b05
16
Hexadecimal
16956635
20
Vigesimal
5i81491
36
Base36
69kx85
md5
307ea0250ae39e31add6de526ec339e1
sha1
ae50184301f236ed71f0467830fbd133061fb9a6
sha256
7de2dbc65a42d36f7e127344ab94cc3e244fe571ca0305fd9495dc6defe045de
sha512
1524158aec0a04114ca2c0a074236e0065b612fd238310844c1b9c3c0972e35a3dbc935981abbe3163d200b6d536d9152e3d314ac4844790bf567ef5a11b9ddd
ripemd-160
7cc90c6d9ff0fb50f26ffb9ed2119b91435c9fa5
Diameter
757779562
Circumference
2380634705.0197
Area
4.5099908101296E+17
Volume
2.2783859071493E+26
Surface area
1.8039963240518E+18
Circumference
2380634705.0197
Perimeter
1515559124
Area
143557466146227961
Diagonal
535831066.93477
Surface area
861344796877367766
Volume
5.4392456909059E+25
Space diagonal
656256351.16065
Perimeter
1136669343
Area
6.2162206292779E+16
Altitude
328128175.58032
Surface area
6.2162206292779E+16
Volume
6.4102125209655E+24
Height
178610355.64492