Properties of the Number 3887

Three Thousand Eight Hundred Eighty-Seven

Basics

Value: 3886 → 3887 → 3888

Parity: odd

Prime: No

Previous Prime: 3881

Next Prime: 3889

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 13 ² × 23

Divisors: 1, 13, 23, 169, 299, 3887

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111100101111

Octal: 7457

Duodecimal: 22BB

Hexadecimal: f2f

Square: 15108769

Square Root: 62.34580980306536

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Number of integer partitions of n into relatively prime parts that are all greater than 1. A302698

Number of integer partitions of n with the same length as alternating sum. A357189

Zorach additive triangle, read by rows. A35312

a(n) = 3·n² - 1. A80663

(Largest) diagonal of the Zorach additive triangle A035312. A35313

MM-numbers of labeled multigraphs with loops spanning an initial interval of positive integers. A320462

Number of "feasible" partitions of the smallest natural number of length n. A254431

Square array A(n,k), read by descending antidiagonals, where A(1, k) = A388984(k), and for n > 1, A(n, k) = A003961(A(n-1), k). A388981

Numbers of form 2ⁱ*3^j - 1 with i, j >= 0. A69353

Diagonal of triangular spiral in A051682. A81267