Properties of the Number 4558

Four Thousand Five Hundred Fifty-Eight

Basics

Value: 4557 → 4558 → 4559

Parity: even

Prime: No

Previous Prime: 4549

Next Prime: 4561

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 43 × 53

Divisors: 1, 2, 43, 53, 86, 106, 2279, 4558

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: Yes

Tetrahedral: No

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Representations

Binary: 1000111001110

Octal: 10716

Duodecimal: 277A

Hexadecimal: 11ce

Square: 20775364

Square Root: 67.512961718473

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

Heptagonal numbers (or 7-gonal numbers): n*(5·n-3)/2. A566

a(0) = 1, a(1) = 4, and a(n) = a(n-1) + a(n-2) for n >= 2. A285

Numbers n such that 97 is the largest prime factor of n² - 1. A181470

Number of integer partitions of n whose mean is a mode, i.e., partitions whose mean appears at least as many times as each of the other parts. A363724

a(n) = 2·n² + 3·n - 1. A91823

a(n) = (τ(nⁿ)+n-1)/n. A16012

Fibonacci sequence with initial values a(0) = 3 and a(1) = 1. A104449

T(n,k)=Number of binary arrays of length n+2·k-1 with no more than k ones in any length 2k subsequence (=50% duty cycle). A212402

Number of regions formed after n points have been placed in general position on each edge of a triangle (as in A365929). A367015

a(n) = (2·n + 1)*(5·n + 1). A33571