Properties of the Number -4638

Six Hundred Thirty-Eight

Basics

Value: -4639 → -4638 → -4637

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 773

Divisors: 1, 2, 3, 6, 773, 1546, 2319, 4638

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -1001000011110

Octal: -11036

Duodecimal: -2826

Hexadecimal: -121e

Square: 21511044

Square Root: 68.10286337592568

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 partitions p of n such that median(p) = mean(p). A240219

Expansion of 6-dimensional cusp form (η(q) * η(q³))⁶ in powers of q. A7332

Numbers that are the sum of 12 positive 7th powers. A3379

Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 24. A51989

Indices n of Fibonacci numbers Fib(n) (A000045) that are divisible by n-1 and n+1. A225219

Number of strict integer partitions of n where some part is a difference of two consecutive parts. A364536

Coefficients of the '6th-order' mock θ function σ(q). A53271

Number of compositions of n whose run-lengths are either strictly increasing or strictly decreasing. A333191

Operation count to create all permutations of n distinct elements using the "streamlined" version of Algorithm L (lexicographic permutation generation) from Knuth's The Art of Computer Programming, Vol. 4, chapter 7.2.1.2. Sequence gives number of times the search for an element exchangeable with a_j has to be started. A79752

Main diagonal of array A082224. A82227