Properties of the Number 4815

Four Thousand Eight Hundred Fifteen

Basics

Value: 4814 → 4815 → 4816

Parity: odd

Prime: No

Previous Prime: 4813

Next Prime: 4817

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 107

Divisors: 1, 3, 5, 9, 15, 45, 107, 321, 535, 963

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1001011001111

Octal: 11317

Duodecimal: 2953

Hexadecimal: 12cf

Square: 23184225

Square Root: 69.39020103732227

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 n-stacks with strictly receding walls, or the number of Type A partitions of n in the sense of Auluck (1951). A1522

Multiples of 15 containing a 15 in their decimal representation. A121035

13-gonal (or tridecagonal) numbers: a(n) = n*(11·n - 9)/2. A51865

Numbers k such that 7^k - 2 is a prime. A90669

Numbers n such that the decimal expansions of both n and n² have 1 as smallest digit and 8 as largest digit. A257211

Triangle read by rows: T(n,k) gives the number of ballot sequences of length n having largest descent k, n>=0, 0<=k<=n. A238128

Sums of five consecutive squares: a(n) = n² + (n+1)² + (n+2)² + (n+3)² + (n+4)². A27578

Number of integer partitions of n whose number of submultisets is greater than or equal to n. A325832

Numbers k such that σ(k) = ψ(k) + π(k). A387999

Positions of 3 in A274640. A275172