Properties of the Number 38776

Thirty-Eight Thousand Seven Hundred Seventy-Six

Basics

Value: 38775 → 38776 → 38777

Parity: even

Prime: No

Previous Prime: 38767

Next Prime: 38783

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 37 × 131

Divisors: 1, 2, 4, 8, 37, 74, 131, 148, 262, 296

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001011101111000

Octal: 113570

Duodecimal: 1A534

Hexadecimal: 9778

Square: 1503578176

Square Root: 196.9162258423617

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

Determinants of 4 X 4 matrices of 16 consecutive primes. A118799

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 31 ones. A31799

Number of finite sequences b with b(0) = 1, b(i+1) = b(i)+d where d∣b(i), ending with n. A122205

Number of free poly-IH16-tiles (holes allowed) with n cells. A213951

Square array A(m,n) = number whose binary expansion is the concatenation of those of { m, m+1, ..., m+n }, with m, n >= 1, read by falling antidiagonals. A285806

a(n) = (2·n³ - n² + 3·n - 2)/2. A363288

The sequence a[1] to a[ cat[n] ] is the permutation that converts forest[n] of depth-first planar planted binary trees into breadth-first representation. A38776

Expansion of A(x) satisfying [xⁿ] A(x) / (1 + x·A(x)ⁿ⁺²) = 0 for n > 0. A360584

Number of n X 4 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 0,2,1,3,4 for x=0,1,2,3,4. A196134

Number of n X 4 0..1 arrays with every element equal to 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero. A297974