Properties of the Number 13415

Thirteen Thousand Four Hundred Fifteen

Basics

Value: 13414 → 13415 → 13416

Parity: odd

Prime: No

Previous Prime: 13411

Next Prime: 13417

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 5 × 2683

Divisors: 1, 5, 2683, 13415

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11010001100111

Octal: 32147

Duodecimal: 791B

Hexadecimal: 3467

Square: 179962225

Square Root: 115.82314103839526

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

Least k such that k·10ⁿ-9, k·10ⁿ-7, k·10ⁿ-3 and k·10ⁿ-1 are all prime. A64432

The number of primes of the form i²+j⁴ (A028916) <= 10ⁿ, counted with multiplicity. A226495

Smallest m such that A070965(m) = -n. A227954

a(n) = (1/24)*(n + 3)*(3·n³ + 5·n² - 6·n + 16). A290061

Number of n X 2 0..2 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of the sum of elements above it, modulo 3. A238806

Partial sums of A299894. A299895

Number of partitions of n into parts not of the form 25k, 25k+4 or 25k-4. Also number of partitions with at most 3 parts of size 1 and differences between parts at distance 11 are greater than 1. A36003

Duplicate of A064432. A64972

Coefficient array for the fourth power of Chebyshev's S-polynomials as a function of x². A219234

Number of (n+1)X(3+1) 0..2 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors. A238318