Properties of the Number 40672

Forty Thousand Six Hundred Seventy-Two

Basics

Value: 40671 → 40672 → 40673

Parity: even

Prime: No

Previous Prime: 40639

Next Prime: 40693

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ⁵ × 31 × 41

Divisors: 1, 2, 4, 8, 16, 31, 32, 41, 62, 82

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001111011100000

Octal: 117340

Duodecimal: 1B654

Hexadecimal: 9ee0

Square: 1654211584

Square Root: 201.67300265528849

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 where the parts have lesser mean than the distinct parts. A360251

a(n) = n*(n + 1)*(4·n - 1)/3. A268684

Triangle T, read by rows, such that the matrix square shifts T left one column and up one row, with T(0,0)=T(1,0)=1 and T(n,0)=0 for n>1 and T(n,n)=1 for n>=0. A98542

Number of n X 6 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 3 or 6 neighboring 1s. A296552

Continued fraction for sqrt(699). A40672

a(n) is the smallest positive integer k such that for every prime divisor p_i of 2·n+1, p_i + k is also prime, or 0 if no such k exists. A327892