Properties of the Number 42196

Forty-Two Thousand One Hundred Ninety-Six

Basics

Value: 42195 → 42196 → 42197

Parity: even

Prime: No

Previous Prime: 42193

Next Prime: 42197

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 7 × 11 × 137

Divisors: 1, 2, 4, 7, 11, 14, 22, 28, 44, 77

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010011010100

Octal: 122324

Duodecimal: 20504

Hexadecimal: a4d4

Square: 1780502416

Square Root: 205.41664976335292

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 the digit sum of 167^k is divisible by k. A175552

Triangle, read by rows, equal to the matrix square of A113381. Also given by: Q² = R·P = R·Q*(R^-2)*Q·R = P·Q*(P^-2)*Q·P, using triangular matrices P=A113370, Q=A113381 and R=A113389. A113384

Table read by antidiagonals: T(m,n) = number of 2-metered (m,n)-parking functions. A372818

a(n) = 36·n² - 55·n + 21. A157262

T(n,k) is the number of unlabeled acyclic single-source automata with n transient states on a (k+1)-letter input alphabet. A128249

Numerators of continued fraction convergents to sqrt(623). A42196

a(n) = 5!*n·Stirling2(n-1, 5). A52785