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Properties of the Number 4041

Four Thousand Forty-One

Basics

Value: 4040 → 4041 → 4042

Parity: odd

Prime: No

Previous Prime: 4027

Next Prime: 4049

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 3 2 × 449

Divisors: 1, 3, 9, 449, 1347, 4041

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 111111001001

Octal: 7711

Duodecimal: 2409

Hexadecimal: fc9

Square: 16329681

Square Root: 63.56886030125127

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

a(n) = n concatenated with n + 1. A1704
Numbers k such that the largest prime factor of k2-1 is 101. A181568
Dispersion of A047219, (numbers >1 and congruent to 1 or 3 mod 5), by antidiagonals. A191727
Number of integer partitions of n whose run-lengths are neither weakly increasing nor weakly decreasing. A332641
Antidiagonal-sums of absolute value of the array A377038(n,k) = n-th term of k-th differences of squarefree numbers (A005117). A377040
T(n,k) is the number of n X k nonnegative integer arrays with new values 0 upwards introduced in row major order and no element equal to more than two of its immediate leftward or upward or right-upward antidiagonal neighbors. A208466
T(n,k)=number of distinct solutions of sum{i=1..k}(x(2i-1)*x(2i)) = 0 (mod n), with x() only in 1..n-1. A180782
T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 1 and 1 1 0 vertically. A207488
Total number of ON cells at stage 2n of two-dimensional 5-neighbor outer totalistic cellular automaton defined by "Rule 453". A246325
Partition the concatenation 1234567... of natural numbers into successive strings which are multiples of 3 all different and > 3. (0 never taken as the most significant digit.) A77296