Properties of the Number 17390

Seventeen Thousand Three Hundred Ninety

Basics

Value: 17389 → 17390 → 17391

Parity: even

Prime: No

Previous Prime: 17389

Next Prime: 17393

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 37 × 47

Divisors: 1, 2, 5, 10, 37, 47, 74, 94, 185, 235

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 100001111101110

Octal: 41756

Duodecimal: A092

Hexadecimal: 43ee

Square: 302412100

Square Root: 131.87114923287808

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 k and k+1 have 4 distinct prime factors. A140078

Squarefree integers m > 1 such that if prime p divides m, then s_p(m) >= p and s_p(m) == 2 (mod p-1), where s_p(m) is the sum of the base p digits of m. A324404

Numbers k such that k and k+1 each have at least 4 distinct prime factors. A321504

Numbers k such that k and k+1 are the product of exactly four distinct primes. A318896

List of possible numbers for the final 'trapped' square of a knight moving on an infinitely large 2-dimensional spirally numbered board starting from any square. A306291

a(n) = (11·n)². A17390

a(n) = ∑_d∣9 φ(d)*n^9/d. A54608

Number of ways to color vertices of a 9-gon using <= n colors, allowing only rotations. A54623

Prime numbers followed by two consecutive numbers which are products of four distinct primes (or tetraprimes). A362578