642743282 (number)

642743282 is an even 9-digits composite number following 642743281 and preceding 642743283. In scientific notation, it is written as 6.42743282 × 10^8. The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors. There are 321304932 positive integers (up to 642743282) that are relatively prime to 642743282.

Interesting facts

Basic properties

Name

Name six hundred forty-two million seven hundred forty-three thousand two hundred eighty-two

Notation

Scientific notation 6.42743282 × 10^8
Engineering notation 6.42743282 × 10^6

Prime Factorization of 642743282

Prime Factorization 2 × 5227 × 61483

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 642743282
Product of the distinct prime numbers

The prime factorization of 642743282 is 2 × 5227 × 61483. Since it has a total of 3 prime factors.

Most popular turbo-numbers

7, 5, 15, 79, 538, 695, 9575, 521, 36988, 44295, 590879, 207784, 3610725, 830411, 80111743, 22406223, 411089278, 994811949, 8654029620, 7048536377

Basic calculations (n = 642743282)

Multiplication

n×y
n×2 1285486564
n×3 1928229846
n×4 2570973128
n×5 3213716410

Division

n÷y
n÷2 321371641
n÷3 214247760.66667
n÷3 160685820.5
n÷5 128548656.4

Exponentiation

ny
n2 413118926556131524
n3 2.65529414711E+26
n4 1.7066724747889E+35
n5 1.0969522677449E+44

Nth Root

y√n
2√n 25352.38217604
3√n 863.0034171534
4√n 159.22431402283
5√n 57.75738329063

Divisors of 642743282

1, 2, 5227, 10454, 61483, 122966, 321371641, 642743282

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 -642743281
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 642743282 can be divided by 8 positive divisors. The sum of these divisors (counting 642743282) is 1, the average is 0.125.

Base conversion 642743282

Base System Value
2 Binary 100110010011110111101111110010
3 Ternary 1122210102202000202
4 Quaternary 212103313233302
5 Quinary 2304020241112
6 Senary 143440115202
8 Octal 4623675762
10 Decimal 642743282
12 Duodecimal 15b305b02
16 Hexadecimal 264f7bf2
20 Vigesimal a0h2i42
36 Base36 amo7w2

Cryptographic Hash Functions

md5 8452253f942b2216674ab2cb18980971
sha1 ddc46b3d0eeb352c6783308532c5463e33201352
sha256 a470106968531c6af515f672aec1470339a31806b57584aeda1d0b0242ef6c88
sha512 57ce7000eac14c548049b705d53a842c3ab0a7f46485203cbcb737b583ccbe54df8d2f1ed5fb380846641e63334e0c88640cf11ad326d51db0618304d881dce7
ripemd-160 2c88321a677ac39b780287a9ee957c7f7ce7f3e3

642743282 as geometric shapes

Circle

Radius = n
Diameter 1285486564
Circumference 4038475145.7508
Area 1.2978513847276E+18

Sphere

Radius = n
Volume 1.1122470114241E+27
Surface area 5.1914055389106E+18
Circumference 4038475145.7508

Square

Length = n
Perimeter 2570973128
Area 413118926556131524
Diagonal 908976266.52859

Cube

Length = n
Surface area 2478713559336789144
Volume 2.65529414711E+26
Space diagonal 1113264020.6476

Equilateral Triangle

Length = n
Perimeter 1928229846
Area 1.7888574259088E+17
Altitude 556632010.32379

Triangular Pyramid

Length = n
Surface area 1.7888574259088E+17
Volume 3.1292941624441E+25
Height 302992088.84286