387831216 (number)

387831216 is an even 9-digits composite number following 387831215 and preceding 387831217. In scientific notation, it is written as 3.87831216 × 10^8. The sum of its digits is 39. It has a total of 8 prime factors and 80 positive divisors. There are 125908992 positive integers (up to 387831216) that are relatively prime to 387831216.

Interesting facts

Basic properties

Name

Name three hundred eighty-seven million eight hundred thirty-one thousand two hundred sixteen

Notation

Scientific notation 3.87831216 × 10^8
Engineering notation 3.87831216 × 10^6

Prime Factorization of 387831216

Prime Factorization 2 × 2 × 2 × 2 × 3 × 47 × 353 × 487

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 48478902
Product of the distinct prime numbers

The prime factorization of 387831216 is 2 × 2 × 2 × 2 × 3 × 47 × 353 × 487. Since it has a total of 8 prime factors.

Most popular turbo-numbers

1, 5, 38, 97, 607, 288, 17, 724, 22539, 85662, 8308, 292429, 941761, 3173498, 82977571, 43909607, 989648474, 580026204, 9756623841, 5279334662

Basic calculations (n = 387831216)

Multiplication

n×y
n×2 775662432
n×3 1163493648
n×4 1551324864
n×5 1939156080

Division

n÷y
n÷2 193915608
n÷3 129277072
n÷3 96957804
n÷5 77566243.2

Exponentiation

ny
n2 150413052104038656
n3 5.8334876899781E+25
n4 2.2624086243252E+34
n5 8.7743268786094E+42

Nth Root

y√n
2√n 19693.430782878
3√n 729.25752745224
4√n 140.33328465791
5√n 52.206977708235

Divisors of 387831216

1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 353, 376, 487, 564, 706, 752, 974, 1059, 1128, 1412, 1461, 1948, 2118, 2256, 2824, 2922, 3896, 4236, 5648, 5844, 7792, 8472, 11688, 16591, 16944, 22889, 23376, 33182, 45778, 49773, 66364, 68667, 91556, 99546, 132728, 137334, 171911, 183112, 199092, 265456, 274668, 343822, 366224, 398184, 515733, 549336, 687644, 796368, 1031466, 1098672, 1375288, 2062932, 2750576, 4125864, 8079817, 8251728, 16159634, 24239451, 32319268, 48478902, 64638536, 96957804, 129277072, 193915608, 387831216

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -387831215
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 387831216 can be divided by 80 positive divisors. The sum of these divisors (counting 387831216) is 1, the average is 0.0125.

Base conversion 387831216

Base System Value
2 Binary 10111000111011101010110110000
3 Ternary 1000000202212102010
4 Quaternary 113013131112300
5 Quinary 1243241044331
6 Senary 102252322520
8 Octal 2707352660
10 Decimal 387831216
12 Duodecimal a9a73440
16 Hexadecimal 171dd5b0
20 Vigesimal 613ii0g
36 Base36 6ewkhc

Cryptographic Hash Functions

md5 d3e72d4d30af69645fbdfadc333d4c91
sha1 3258c229db6018aa45a8fa61b76ef6c00de9fa06
sha256 adaba69a16447ff3a9162ba4fb49c7b4c229639eda57eac67ef89e0195d10262
sha512 1aab24e7ce61ef32c6027296dfb77f6f70e262534d27b6fb40b20e2409d3c3fcc45ea2b9f3588691ea75473be88a0f401bddfabed1a67aeeed65af145c0c2c41
ripemd-160 d8bb6e14c56efa1ecfe6b07e2393e891a2ebf45a

387831216 as geometric shapes

Circle

Radius = n
Diameter 775662432
Circumference 2436815398.0368
Area 4.7253653949407E+17

Sphere

Radius = n
Volume 2.4435256095522E+26
Surface area 1.8901461579763E+18
Circumference 2436815398.0368

Square

Length = n
Perimeter 1551324864
Area 150413052104038656
Diagonal 548476165.57885

Cube

Length = n
Surface area 902478312624231936
Volume 5.8334876899781E+25
Space diagonal 671743370.87322

Equilateral Triangle

Length = n
Perimeter 1163493648
Area 6.5130762091425E+16
Altitude 335871685.43661

Triangular Pyramid

Length = n
Surface area 6.5130762091425E+16
Volume 6.8748311725862E+24
Height 182825388.52628