387291240 (number)

387291240 is an even 9-digits composite number following 387291239 and preceding 387291241. In scientific notation, it is written as 3.87291240 × 10^8. The sum of its digits is 36. It has a total of 7 prime factors and 64 positive divisors. There are 88521984 positive integers (up to 387291240) that are relatively prime to 387291240.

Interesting facts

Basic properties

Name

Name three hundred eighty-seven million two hundred ninety-one thousand two hundred forty

Notation

Scientific notation 3.87291240 × 10^8
Engineering notation 3.87291240 × 10^6

Prime Factorization of 387291240

Prime Factorization 2 × 2 × 2 × 45 × 3 × 7 × 51229

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 96822810
Product of the distinct prime numbers

The prime factorization of 387291240 is 2 × 2 × 2 × 45 × 3 × 7 × 51229. Since it has a total of 7 prime factors.

Most popular turbo-numbers

7, 10, 39, 52, 321, 493, 5395, 1819, 95846, 50792, 921844, 584331, 4271668, 5417476, 26373058, 49559663, 337544850, 798213483, 8590071445, 9101442291

Basic calculations (n = 387291240)

Multiplication

n×y
n×2 774582480
n×3 1161873720
n×4 1549164960
n×5 1936456200

Division

n÷y
n÷2 193645620
n÷3 129097080
n÷3 96822810
n÷5 77458248

Exponentiation

ny
n2 149994504580737600
n3 5.809155767226E+25
n4 2.2498351404421E+34
n5 8.7134144133739E+42

Nth Root

y√n
2√n 19679.716461372
3√n 728.91892271781
4√n 140.28441275271
5√n 52.192432087986

Divisors of 387291240

1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 45, 56, 84, 90, 135, 168, 180, 270, 315, 360, 540, 630, 945, 1080, 1260, 1890, 2520, 3780, 7560, 51229, 102458, 153687, 204916, 307374, 358603, 409832, 614748, 717206, 1075809, 1229496, 1434412, 2151618, 2305305, 2868824, 4303236, 4610610, 6915915, 8606472, 9221220, 13831830, 16137135, 18442440, 27663660, 32274270, 48411405, 55327320, 64548540, 96822810, 129097080, 193645620, 387291240

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -387291239
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 387291240 can be divided by 64 positive divisors. The sum of these divisors (counting 387291240) is 1, the average is 0.015625.

Base conversion 387291240

Base System Value
2 Binary 10111000101011001100001101000
3 Ternary 222222202102201000
4 Quaternary 113011121201220
5 Quinary 1243121304430
6 Senary 102232555000
8 Octal 2705314150
10 Decimal 387291240
12 Duodecimal a9852a60
16 Hexadecimal 17159868
20 Vigesimal 610b820
36 Base36 6ekzu0

Cryptographic Hash Functions

md5 7cb57c39a9a16e64597ca50084f0ad89
sha1 e571420e1121e7356f2b48e5780bcc20754f844a
sha256 13068e0156d4e83e1f8db04c79dbb546fc8c6bc2113c232f096c6a138efdb353
sha512 98e17e94f75faa0250a35b8143d144c7375d06829ed3e26ae250fbd8884ea57e50c1e32d9e2ad2bb40f6442e4c247c58418edd448434142ea468d6b20886cca5
ripemd-160 5e4cb962d1701e03ee427057625793fad0cdcc70

387291240 as geometric shapes

Circle

Radius = n
Diameter 774582480
Circumference 2433422628.7674
Area 4.7122163366969E+17

Sphere

Radius = n
Volume 2.4333334775834E+26
Surface area 1.8848865346787E+18
Circumference 2433422628.7674

Square

Length = n
Perimeter 1549164960
Area 149994504580737600
Diagonal 547712524.19629

Cube

Length = n
Surface area 899967027484425600
Volume 5.809155767226E+25
Space diagonal 670808105.00635

Equilateral Triangle

Length = n
Perimeter 1161873720
Area 6.494952569749E+16
Altitude 335404052.50318

Triangular Pyramid

Length = n
Surface area 6.494952569749E+16
Volume 6.846155726624E+24
Height 182570841.39876