Properties of the Number 49875

Forty-Nine Thousand Eight Hundred Seventy-Five

Basics

Value: 49874 → 49875 → 49876

Parity: odd

Prime: No

Previous Prime: 49871

Next Prime: 49877

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 ³ × 7 × 19

Divisors: 1, 3, 5, 7, 15, 19, 21, 25, 35, 57

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100001011010011

Octal: 141323

Duodecimal: 24A43

Hexadecimal: c2d3

Square: 2487515625

Square Root: 223.32711434127293

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

5th-order Patalan numbers (generalization of Catalan numbers). A25750

A convolution triangle of numbers obtained from A025750. A49223

Numbers k with abundance 90: σ(k) - 2·k = 90. A389703

Odd bi-unitary abundant numbers whose bi-unitary abundancy is closer to 2 than that of any smaller odd bi-unitary abundant number. A335053

Odd infinitary abundant numbers whose infinitary abundancy is closer to 2 than that of any smaller odd infinitary abundant number. A335055

a(n) = ∑_{k=0..floor(n/10)} (-1)^k * binomial(n-5·k,5·k). A348310

Odd numbers k such that gcd(A276086(σ(k)-k), A276086(k)) is equal to A276086(k), where A276086 is the primorial base exp-function, and σ is the sum of divisors function. A388267

Expansion of (1-25·x)^-9/5. A49397

Primitive abundant numbers version 2 (abundant numbers all of whose proper divisors are deficient numbers) and increasing any prime factor in the prime factorization gives a non-abundant number when factored back. A335557

Odd numbers k such that abs(σ(k)-2k) <= sqrt(k). Abundance-radius = abs(σ(k)-2k) does not exceed square root of k and k is odd. A87415