Properties of the Number 65638

Sixty-Five Thousand Six Hundred Thirty-Eight

Basics

Value: 65637 → 65638 → 65639

Parity: even

Prime: No

Previous Prime: 65633

Next Prime: 65647

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 37 × 887

Divisors: 1, 2, 37, 74, 887, 1774, 32819, 65638

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000000001100110

Octal: 200146

Duodecimal: 31B9A

Hexadecimal: 10066

Square: 4308347044

Square Root: 256.19914129442355

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

Triangle of coefficients of Gaussian polynomials [2n+7,6]_q represented as finite sum of terms (1+q²)^k*q^g-k, where k = 0,1,...,g with g=6n+3. A267486

Number of partitions of σ(n) into divisors of n, where σ = A000203. A306387

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 1), (0, 0, -1), (1, 0, 1), (1, 1, 1)}. A150950

Permutation of N induced by rotating the node 7 left in the infinite planar binary tree. The seventh row of A065626. Inverse of A065637. A65638