Properties of the Number 38858

Thirty-Eight Thousand Eight Hundred Fifty-Eight

Basics

Value: 38857 → 38858 → 38859

Parity: even

Prime: No

Previous Prime: 38851

Next Prime: 38861

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 × 19429

Divisors: 1, 2, 19429, 38858

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001011111001010

Octal: 113712

Duodecimal: 1A5A2

Hexadecimal: 97ca

Square: 1509944164

Square Root: 197.12432625122653

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

Binomial transform of [1, 2, 3, 4, 0, 0, 0, ...]. A139488

a(n) is the start of the first run of exactly n consecutive numbers not of the form x² + x·y + y². A357020

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 56. A31644

Multiplicity of highest weight (or singular) vectors associated with character chi₃₄ of Monster module. A34422

Squarefree numbers k for which Q(k) - 6·k/π² sets a new record minimum, where Q(x) is the number of squarefree numbers up to x. A339865

Number of (3+1)X(n+1) arrays of permutations of 0..n·4+3 with each element having directed index change -1,-1 1,0 -1,-2 -2,-2 or 0,1. A264678

Numbers ending with '3' that are the difference of two positive cubes. A38858