Properties of the Number 39181

Thirty-Nine Thousand One Hundred Eighty-One

Basics

Value: 39180 → 39181 → 39182

Parity: odd

Prime: Yes

Previous Prime: 39163

Next Prime: 39191

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 39181

Divisors: 1, 39181

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001100100001101

Octal: 114415

Duodecimal: 1A811

Hexadecimal: 990d

Square: 1535150761

Square Root: 197.9419106707824

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

Initial prime p introducing a prime sextuplet of consecutive primes as follows: {p, p+10, p+18, p+28, p+36, p+46} with the corresponding prime-difference-pattern is {10,8,10,8,10}. A102332

The least number s > 1 having exactly n fives in the periodic part of the continued fraction of sqrt(s). A206585

G.f. satisfies A(x) = 1 + x/(1 - x⁴) * A(x/(1 - x⁴)). A360891

Number of symmetric bushes with n edges. I.e., number of ordered trees with n edges, no non-root vertices of outdegree 1 and symmetrical with respect to the vertical axis passing through the root. A125189

Number of 3Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or zero plus the sum of the elements above it or zero plus the sum of the elements diagonally to its northwest or one plus the sum of the elements antidiagonally to its northeast, modulo 4. A240048

Numbers whose base-11 representation has the same number of 2's and 10's. A39181