1687907638 (number)

1687907638 is an even 10-digits composite number following 1687907637 and preceding 1687907639. In scientific notation, it is written as 1.687907638 × 10^9. The sum of its digits is 55. It has a total of 4 prime factors and 16 positive divisors. There are 821108736 positive integers (up to 1687907638) that are relatively prime to 1687907638.

Interesting facts

Basic properties

Name

Name one billion six hundred eighty-seven million nine hundred seven thousand six hundred thirty-eight

Notation

Scientific notation 1.687907638 × 10^9
Engineering notation 1.687907638 × 10^9

Prime Factorization of 1687907638

Prime Factorization 2 × 43 × 257 × 76369

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 1687907638
Product of the distinct prime numbers

The prime factorization of 1687907638 is 2 × 43 × 257 × 76369. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1687907638)

Multiplication

n×y
n×2 3375815276
n×3 5063722914
n×4 6751630552
n×5 8439538190

Division

n÷y
n÷2 843953819
n÷3 562635879.33333
n÷3 421976909.5
n÷5 337581527.6

Exponentiation

ny
n2 2849032194418739044
n3 4.8089032018673E+27
n4 8.1169844448345E+36
n5 1.3700720041963E+46

Nth Root

y√n
2√n 41084.153125019
3√n 1190.646645701
4√n 202.69226212418
5√n 70.059935908466

Divisors of 1687907638

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -1687907637
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 1687907638 can be divided by 16 positive divisors. The sum of these divisors (counting 1687907638) is 1, the average is 0.0625.

Base conversion 1687907638

Base System Value
2 Binary 1100100100110110110110100110110
3 Ternary 11100122002120222201
4 Quaternary 1210212312310312
5 Quinary 11424101021023
6 Senary 435253415114
8 Octal 14446666466
10 Decimal 1687907638
12 Duodecimal 3b133a49a
16 Hexadecimal 649b6d36
20 Vigesimal 1679891i
36 Base36 rwxpva

Cryptographic Hash Functions

md5 7dbbb7442a173609bdefd0f44a088f95
sha1 aa19f438e717b08cecfcc7b4a136e92de3ea6f52
sha256 9760f73f8976e7f85d413371ccc1daeee18f992f2fa05a9de906cfa501f483c7
sha512 9ec567ed6c02ed14f4b83c04412f14e8065c80f6081f95562c3ea979992526001eeee5c626fcdec98f23de8229bdb472ce26788990b8de7f00dd7b642ae11f76
ripemd-160 47b4e2bc7ca191b3cbd9c001a283a35f2e374ab9

1687907638 as geometric shapes

Circle

Radius = n
Diameter 3375815276
Circumference 10605436470.958
Area 8.9504986118267E+18

Sphere

Radius = n
Volume 2.0143486627748E+28
Surface area 3.5801994447307E+19
Circumference 10605436470.958

Square

Length = n
Perimeter 6751630552
Area 2849032194418739044
Diagonal 2387061873.6927

Cube

Length = n
Surface area 1.7094193166512E+19
Volume 4.8089032018673E+27
Space diagonal 2923541787.4996

Equilateral Triangle

Length = n
Perimeter 5063722914
Area 1.2336671282832E+18
Altitude 1461770893.7498

Triangular Pyramid

Length = n
Surface area 1.2336671282832E+18
Volume 5.6673467735168E+26
Height 795687291.23091