Properties of the Number 4819

Four Thousand Eight Hundred Nineteen

Basics

Value: 4818 → 4819 → 4820

Parity: odd

Prime: No

Previous Prime: 4817

Next Prime: 4831

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 61 × 79

Divisors: 1, 61, 79, 4819

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001011010011

Octal: 11323

Duodecimal: 2957

Hexadecimal: 12d3

Square: 23222761

Square Root: 69.41901756723442

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

Tetranacci numbers: a(n) = a(n-1) + a(n-2) + a(n-3) + a(n-4) with a(0) = a(1) = a(2) = a(3) = 1. A288

Number of compositions (p₁, p₂, p₃, ...) of n with 1 <= p_i <= i for all i. A8930

MM-numbers of nesting multiset partitions. A326256

Irregular triangle read by rows where T(n,k) is the number of integer compositions of n with k excedances (parts above the diagonal), all zeros removed. A352524

a(1) = 2; a(n) is smallest number >= a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A33679

MM-numbers of capturing multiset partitions. A326255

a(n) = Frobenius number for 4 successive primes = F[p(n), p(n+1), p(n+2), p(n+3)]. A138990

Number of primes less than 10ⁿ having at least one digit 7. A91708

Numbers n such that n²+n+41 (Euler's "prime generating polynomial") is not squarefree. A97823

Irregular array read by rows in which row n lists the smallest elements, in ascending order, of conjecturally all primitive cycles of positive integers under iteration by the Collatz-like 3x-k function, where k = A226630(n). A226623