Properties of the Number 49210

Forty-Nine Thousand Two Hundred Ten

Basics

Value: 49209 → 49210 → 49211

Parity: even

Prime: No

Previous Prime: 49207

Next Prime: 49211

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 × 5 × 7 × 19 × 37

Divisors: 1, 2, 5, 7, 10, 14, 19, 35, 37, 38

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100000000111010

Octal: 140072

Duodecimal: 2458A

Hexadecimal: c03a

Square: 2421624100

Square Root: 221.83327072375775

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

-2-Knödel numbers. A225506

Partial sums of A007585. A51797

Triangle read by rows: (1/4) * (A007318³ - A007318^-1) as infinite lower triangular matrices. A131049

Expansion of e.g.f. x·exp(x)*(cosh(x))². A360023

a(n) = (n-3)*A006918(n-2)/2 for n >= 2, with a(0) = a(1) = 0. A38376

Sum of tetrahedral numbers A000292(k), with k in the reduced residue system modulo n. A189918

a(n) = (1/24)*n*(n - 1)*(n - 3)*(n - 14). A319930

a(n) is the number of edges formed by n-secting the angles of a decagon. A335802

a(n) = sqrt((x² - y²)*x·y/c) where·is A364108(n), y is A364109(n) and c is A006991(n). A364110

Triangle read by rows: T(n,k) is number of paths from (0,0) to (3n,0) that stay in the first quadrant (but may touch the horizontal axis), consisting of steps u=(2,1), U=(1,2), or d=(1,-1) and have k peaks of the form ud. A108446