Number 1387

Interestingness: 7 · Rank #773 of 1000

Visual representations

Binary image (n×n bits)
Decagonal · P10(19) = 1387
1973
Prime factorization

Representations of 1387

͵ατπζʹ
१३८७
١٣٨٧
MCCCLXXXVII
●●●
●●●●
▃▃▃▃▃
●●
▃▃▃▃▃
一千三百八十七
א׳ שפז
𓆼
𓈖𓈖𓈖
𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
𓏹𓏹𓏹𓏹𓏹𓏹𓏹
.----...-----..--...

1387 in different numeral systems

Binary
10101101011
Base-3
Base-4
Base-5
Base-6
Base-7
Base-8
Duodecimal
Hex
56b
Vigesimal
Base-24
29j
Base-36
12j
Negabinary
1101010111111

Factorization

Prime factors: 19, 73
Divisors: 1, 19, 73, 1387
Sum of divisors other than 1387: 93
Product of prime factors: 1387 = 19 × 73

Number-theory characteristics (6)

Decagonal Difference of 2 squares Odious number Odd Composite Deficient

Base-10 digit properties (1)

These depend on the decimal representation of the number.

Harshad

Related primes

Number 1387 prime
Prime number before 1387
Prime number after 1387