385655487 is an odd 9-digits composite number following 385655486
and preceding 385655488 . In scientific notation, it is written as 3.85655487 × 10^8.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 220374552 positive integers (up to 385655487) that are relatively prime to 385655487.
385655487 has 8 divisors, whose sum is 587665536
The reverse of 385655487 is 784556583
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
three hundred eighty-five million six hundred fifty-five thousand four hundred eighty-seven
Scientific notation
3.85655487 × 10^8
Engineering notation
3.85655487 × 10^6
Prime Factorization
3 × 7 × 18364547
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
385655487
Product of the distinct prime numbers
The prime factorization of 385655487 is 3 × 7 × 18364547.
Since it has a total of 3 prime factors.
9 , 10 , 98 , 96 , 343 , 911 , 8187 , 2116 , 98866 , 65940 , 33657 , 454993 , 1264223 , 8656942 , 9995145 , 44433518 , 405061728 , 935765207 , 5516486378 , 9672291838
n×2
771310974
n×3
1156966461
n×4
1542621948
n×5
1928277435
n÷2
192827743.5
n÷3
128551829
n÷3
96413871.75
n÷5
77131097.4
n2
148730154653207169
n3
5.7358600224368E+25
n4
2.2120658903167E+34
n5
8.5309534820617E+42
2 √n
19638.113122192
3 √n
727.89126035062
4 √n
140.13605218569
5 √n
52.148269701469
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
-385655486
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 385655487 can be divided by 8 positive divisors.
The sum of these divisors (counting 385655487) is 1, the average is 0.125.
Base
System
Value
2
Binary
10110111111001010001010111111
3
Ternary
222212200022212120
4
Quaternary
112333022022333
5
Quinary
1242211433422
6
Senary
102133534023
8
Octal
2677121277
10
Decimal
385655487
12
Duodecimal
a91a4313
16
Hexadecimal
16fca2bf
20
Vigesimal
60a6ie7
36
Base36
6dlxof
md5
7108245980a019b024ea474b19673c56
sha1
19988966e9797daf891685104f6b1cc3de52c287
sha256
e93a1e98ddfd6b0e0743d28ef5643cdb0280fce4a60a19bd44f7cc9902361826
sha512
8ad594e1361c7fa3d8a8c09eda3c379bdb47af6ab1d244f99b8fc9cf840e69e40c7fd202d03ec79e509b9b91910479ae8734e2aeb651be46d47284179cb3fab6
ripemd-160
fa2f2f01b5c2ac5f583c374d54742c5740d56970
Diameter
771310974
Circumference
2423144889.5516
Area
4.6724956122579E+17
Volume
2.4026314278009E+26
Surface area
1.8689982449032E+18
Circumference
2423144889.5516
Perimeter
1542621948
Area
148730154653207169
Diagonal
545399220.119
Surface area
892380927919243014
Volume
5.7358600224368E+25
Space diagonal
667974897.70172
Perimeter
1156966461
Area
6.4402046119233E+16
Altitude
333987448.85086
Surface area
6.4402046119233E+16
Volume
6.7597758630031E+24
Height
181799740.03967