Properties of the Number 49913

Forty-Nine Thousand Nine Hundred Thirteen

Basics

Value: 49912 → 49913 → 49914

Parity: odd

Prime: No

Previous Prime: 49891

Next Prime: 49919

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 19 × 37 × 71

Divisors: 1, 19, 37, 71, 703, 1349, 2627, 49913

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100001011111001

Octal: 141371

Duodecimal: 24A75

Hexadecimal: c2f9

Square: 2491307569

Square Root: 223.41217513824085

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

Numbers k such that (7·10^k + 71)/3 is prime. A270831

Composite squarefree numbers n such that p(i)-7 divides n+7, where p(i) are the prime factors of n. A225707

Numbers k such that k and k + 1 have the same norm of the sum of unitary divisors in Gaussian integers (A332474). A332475

a(n) = a(1) + a(2) + ... + a(n-1) - a(m) for n >= 4, where m = 2^p+1 + 2 - n and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = 1, a(2) = 2, and a(3) = 4. A49913