Properties of the Number 19246

Nineteen Thousand Two Hundred Forty-Six

Basics

Value: 19245 → 19246 → 19247

Parity: even

Prime: No

Previous Prime: 19237

Next Prime: 19249

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 9623

Divisors: 1, 2, 9623, 19246

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100101100101110

Octal: 45456

Duodecimal: B17A

Hexadecimal: 4b2e

Square: 370408516

Square Root: 138.729953506804

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

Triangle T(n, k, m) = (m*(n-k) + 1)*T(n-1, k-1, m) + (m·k + 1)*T(n-1, k, m) - m·k*(n-k)*T(n-2, k-1, m) with T(n, 0, m) = T(n, n, m) = 1 and m = 1, read by rows. A157152

Numbers k such that 2^k + 27 is prime. A157007

Number of multisets of nonempty words with a total of n letters over octonary alphabet such that within each prefix of a word every letter of the alphabet is at least as frequent as the subsequent alphabet letter. A293738

G.f.: A(x) = ...o x/(1-x⁸) o x/(1-x⁴) o x/(1-x²) o x/(1-x), composition of functions x/(1 - x^2ⁿ) for n=...,3,2,1,0. A136753

Total number of parts in all plane partitions of n. A319648

Partial sums of A299900. A299901

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 0, 1), (0, 1, -1), (1, -1, -1), (1, 0, 0)}. A148082

Bases with a record -- new or tie -- smallest 'stem value' for which a prime by concatenation of decrements exists. A220402

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite TON = θ-1 Nan[AlnSi24-nO48] starting with a T4 atom. A19246