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Properties of the Number 42182

Forty-Two Thousand One Hundred Eighty-Two

Basics

Value: 42181 → 42182 → 42183

Parity: even

Prime: No

Previous Prime: 42181

Next Prime: 42187

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 7 × 23 × 131

Divisors: 1, 2, 7, 14, 23, 46, 131, 161, 262, 322

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010011000110

Octal: 122306

Duodecimal: 204B2

Hexadecimal: a4c6

Square: 1779321124

Square Root: 205.38256985440609

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 m such that the factorizations of m..m+4 have the same number of primes (including multiplicities). A45941
T(n,k) is the number of 0..k arrays x(0..n+1) of n+2 elements without any interior element greater than both neighbors. A200886
T(n,k)=Number of nXk 0..5 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor. A203057
Number of compositions of n with c(1) = 1, c(i+1) - c(i) <= 1, and c(i+1) - c(i) ≠ 0. A238870
Start of a triple of consecutive squarefree numbers each of which has exactly 4 distinct prime factors. A242607
Numbers k such that k, k+1, k+2 and k+3 are products of 4 primes. A124728
G.f.: ∏m>0 (1 - xm + 2!*x2·m - 3!*x3·m + 4!*x4·m). A293256
Number of 0..5 arrays x(0..n+1) of n+2 elements without any interior element greater than both neighbors. A200883
Number of 0..n arrays x(0..6) of 7 elements without any interior element greater than both neighbors. A200890
Number of nX1 0..5 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor. A203050