387621641 is an odd 9-digits composite number following 387621640
and preceding 387621642 . In scientific notation, it is written as 3.87621641 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 314196480 positive integers (up to 387621641) that are relatively prime to 387621641.
387621641 has 8 divisors, whose sum is 410208480
The reverse of 387621641 is 146126783
Previous prime number is 19
Is Prime? no Number parity odd Number length 9 Sum of Digits 38 Digital Root 2
Name
three hundred eighty-seven million six hundred twenty-one thousand six hundred forty-one
Scientific notation
3.87621641 × 10^8
Engineering notation
3.87621641 × 10^6
Prime Factorization
187 × 19 × 109097
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
387621641 Product of the distinct prime numbers
The prime factorization of 387621641 is 187 × 19 × 109097.
Since it has a total of 3 prime factors.
2 , 7 , 10 , 18 , 881 , 221 , 1557 , 4955 , 71766 , 26567 , 128307 , 536697 , 6011151 , 3068790 , 40350734 , 97420526 , 948600487 , 853657303 , 3911330568 , 272705521
n×2
775243282
n×3
1162864923
n×4
1550486564
n×5
1938108205
n÷2
193810820.5
n÷3
129207213.66667
n÷3
96905410.25
n÷5
77524328.2
n2
150250536571532881
n3
5.8240359546988E+25
n4
2.2575223740034E+34
n5
8.750645272054E+42
2 √n19688.109127085
3 √n729.12614582915
4 √n140.31432260138
5 √n52.201334200114
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
-387621640 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 387621641 can be divided by 8 positive divisors.
The sum of these divisors (counting 387621641) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111000110101010001100001001
3
Ternary
1000000101012221002
4
Quaternary
113012222030021
5
Quinary
1243212343031
6
Senary
102244024345
8
Octal
2706521411
10
Decimal
387621641
12
Duodecimal
a99920b5
16
Hexadecimal
171aa309
20
Vigesimal
612ce21
36
Base36
6es2rt
md5
054de1892b3f6d4bb84f169c6bdcae00
sha1
6be2feb9ab633536fd2646476ecd46dcdbf0ffe7
sha256
25a1a995c60c9b258c7fd4352557a04069b02963c579b17c0c1c6c4ef75c99b4
sha512
48241cad35e222f4d77b757973c03d8d532e92dfa2c0cc9a4ca9d838b97ee2239aaaabf871f1cbd3e4de7ac05faf4a3e028f3d56e0121c0d71111f8090035fe4
ripemd-160
06426521404b690c79434e855587f25391a988c6
Diameter
775243282
Circumference
2435498599.476
Area
4.7202598189105E+17
Volume
2.4395664759366E+26
Surface area
1.8881039275642E+18
Circumference
2435498599.476
Perimeter
1550486564
Area
150250536571532881
Diagonal
548179781.77152
Surface area
901503219429197286
Volume
5.8240359546988E+25
Space diagonal
671380376.32522
Perimeter
1162864923
Area
6.5060390801595E+16
Altitude
335690188.16261
Surface area
6.5060390801595E+16
Volume
6.8636921957363E+24
Height
182726593.92384