Properties of the Number 40369

Forty Thousand Three Hundred Sixty-Nine

Basics

Value: 40368 → 40369 → 40370

Parity: odd

Prime: No

Previous Prime: 40361

Next Prime: 40387

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 7 × 73 × 79

Divisors: 1, 7, 73, 79, 511, 553, 5767, 40369

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001110110110001

Octal: 116661

Duodecimal: 1B441

Hexadecimal: 9db1

Square: 1629656161

Square Root: 200.92038224132463

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

Generalized Stirling number triangle of first kind read by rows: T(n, k) = [x^k] ∏_m=1..n (x - m - r), with r = 2. A49458

Odd integers n such that 2ⁿ == 16 (mod n). A33984

Unsigned 3-Stirling numbers of the first kind. A143492

Generalized Stirling numbers, [n+6,6]_3. A1713

Composite numbers k such that 2^k-4 == 1 (mod k). A173138

Expansion of ∏_k>=1 1/(1 - x^k)^d(k-1), where d(k) = number of divisors of k (A000005). A318783

Fourth elementary symmetric function of 3,4,...,n+5. A24185

Table of elementary symmetric function a_k(3,4,...,n+2) (no 1 and 2). A196845

Integers that reach the (47360, 29127) cycle described in A234534, after iterations of numerator(σ(n)/n) = A017665(n). A249614

Triangle of harmonic numbers T(n, k) = [tⁿ] γ(n+k+t)/γ(k+t) for n >= 0 and 0 <= k <= n, read by rows. A307419