388987071 (number)

388987071 is an odd 9-digits composite number following 388987070 and preceding 388987072. In scientific notation, it is written as 3.88987071 × 10^8. The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors. There are 235749720 positive integers (up to 388987071) that are relatively prime to 388987071.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million nine hundred eighty-seven thousand seventy-one

Notation

Scientific notation 3.88987071 × 10^8
Engineering notation 3.88987071 × 10^6

Prime Factorization of 388987071

Prime Factorization 3 × 11 × 11787487

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 388987071
Product of the distinct prime numbers

The prime factorization of 388987071 is 3 × 11 × 11787487. Since it has a total of 3 prime factors.

Most popular turbo-numbers

2, 7, 24, 8, 564, 556, 9896, 3949, 40083, 12016, 588394, 442868, 5495512, 8937909, 33084620, 40436563, 254979397, 776649563, 4686617903, 6175546485

Basic calculations (n = 388987071)

Multiplication

n×y
n×2 777974142
n×3 1166961213
n×4 1555948284
n×5 1944935355

Division

n÷y
n÷2 194493535.5
n÷3 129662357
n÷3 97246767.75
n÷5 77797414.2

Exponentiation

ny
n2 151310941405159041
n3 5.8857999907445E+25
n4 2.2895000988915E+34
n5 8.9058593752203E+42

Nth Root

y√n
2√n 19722.755157432
3√n 729.9812786842
4√n 140.43772697332
5√n 52.238059212288

Divisors of 388987071

1, 3, 11, 33, 11787487, 35362461, 129662357, 388987071

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 -388987070
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 388987071 can be divided by 8 positive divisors. The sum of these divisors (counting 388987071) is 1, the average is 0.125.

Base conversion 388987071

Base System Value
2 Binary 10111001011110111100010111111
3 Ternary 1000002221120221120
4 Quaternary 113023313202333
5 Quinary 1244040041241
6 Senary 102333202023
8 Octal 2713674277
10 Decimal 388987071
12 Duodecimal aa330313
16 Hexadecimal 172f78bf
20 Vigesimal 61b37db
36 Base36 6flccf

Cryptographic Hash Functions

md5 2b0447fecdb8448ab808f5c1cde2ffdf
sha1 54112d130fc4128511c200a0e250796bc7c4391f
sha256 0b9db703820dbf6bd18b125ee34116767b52165f0b77cf1e95b16f937b085634
sha512 1d72af956033d6bd1c1cca703ec9cbe6d6c69b2095bb68e4114c47d135cc9961be621aeba5098c428e92fcb4daa0b96550b88520389bb749851d1cc7e425b6ea
ripemd-160 cb41de08d35cbff596e22ed2d70c7213bafa3e71

388987071 as geometric shapes

Circle

Radius = n
Diameter 777974142
Circumference 2444077849.19
Area 4.753573419262E+17

Sphere

Radius = n
Volume 2.4654381348563E+26
Surface area 1.9014293677048E+18
Circumference 2444077849.19

Square

Length = n
Perimeter 1555948284
Area 151310941405159041
Diagonal 550110791.39599

Cube

Length = n
Surface area 907865648430954246
Volume 5.8857999907445E+25
Space diagonal 673745370.4594

Equilateral Triangle

Length = n
Perimeter 1166961213
Area 6.5519559563703E+16
Altitude 336872685.2297

Triangular Pyramid

Length = n
Surface area 6.5519559563703E+16
Volume 6.936481810272E+24
Height 183370263.79866