Properties of the Number 8412

Eight Thousand Four Hundred Twelve

Basics

Value: 8411 → 8412 → 8413

Parity: even

Prime: No

Previous Prime: 8389

Next Prime: 8419

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 701

Divisors: 1, 2, 3, 4, 6, 12, 701, 1402, 2103, 2804

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000011011100

Octal: 20334

Duodecimal: 4A50

Hexadecimal: 20dc

Square: 70761744

Square Root: 91.71695590238481

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

Number of points on surface of cuboctahedron (or icosahedron): a(0) = 1; for n > 0, a(n) = 10n² + 2. Also coordination sequence for f.c.c. or A₃ or D₃ lattice. A5901

Numbers k such that Bernoulli number B_k has denominator 2730. A249134

T(n,k)=Number of arrays of n+2 integers in -k..k with sum zero and the sum of every adjacent pair being odd. A202076

Number of Dyck n-paths all of whose ascents and descents have lengths equal to 1 (mod 5). A212364

Numbers n for which there are exactly five k such that n = k + (product of nonzero digits of k). A96926

a(n) = a(1) + a(2) + ... + a(n-1) + a(m) for n >= 3, where m = 2·n - 3 - 2^p+1 and p is the unique integer such that 2^p < n - 1 <= 2^p+1 with a(1) = a(2) = 1. A49940

Least positive k such that k * [RSA-640]ⁿ - 1 is prime, where RSA-640 is the 193 decimal digit RSA challenge number A391940(14). A108573

Abundant numbers that differ from the next abundant number by 3. A228382

Numbers n such that 4ⁿ-3^n-1 is prime. A271884

Discriminants of real quadratic number fields K with class number 2 such that the Hilbert class field of K is K(sqrt(3)). A52477