Properties of the Number 16231

Sixteen Thousand Two Hundred Thirty-One

Basics

Value: 16230 → 16231 → 16232

Parity: odd

Prime: Yes

Previous Prime: 16229

Next Prime: 16249

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 16231

Divisors: 1, 16231

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 11111101100111

Octal: 37547

Duodecimal: 9487

Hexadecimal: 3f67

Square: 263445361

Square Root: 127.40094191174569

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 integer partitions of n whose median appears more times than any other part, i.e., partitions containing a unique mode equal to the median. A363740

Numbers k such that the decimal expansions of both k and k² have 1 as smallest digit and 6 as largest digit. A257197

Least prime in A031936 (lesser of 18-twins) whose distance to the next 18-twin is 2·n. A52358

Number of distinct factorizations of 105·2ⁿ. A93802

Expansion of q^-1/2 * k(q) * (1 - k(q)⁴) * (K(q) / (π/2))⁶ / 4 in powers of q where k(), k'(), K() are Jacobi elliptic functions. A225923

Number of essentially series achiral series-parallel networks with n elements and without multiple unit elements in parallel. A339291

Number of compositions (ordered partitions) of n into at most 5 nonprime parts. A347798

Primes of the form 30·p + 1 where p is also prime. A51646

Expansion of q * (φ(-q²) * ψ(-q)²)⁴ in powers of q where φ(), ψ() are Ramanujan θ functions. A225912

Beginning with 3, least prime, greater than the previous term, such that the arithmetic mean of first n terms is a prime. A90918