Properties of the Number -14438

Fourteen Thousand Four Hundred Thirty-Eight

Basics

Value: -14439 → -14438 → -14437

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 7219

Divisors: 1, 2, 7219, 14438

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -11100001100110

Octal: -34146

Duodecimal: -8432

Hexadecimal: -3866

Square: 208455844

Square Root: 120.15822901491184

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) is the number of binary strings of length n such that no subsequence of length 5 or less contains 3 or more ones. A120118

T(n,k)=Number of nXk 0..2 arrays with no element equal to exactly one horizontal or vertical neighbor, with new values 0..2 introduced in row major order. A241078

a(n+1)-+a(n)=prime, a(n+1)*a(n)=Average of twin prime pairs, a(1)=3,a(2)=10. A154496

Let P1 >= 5, P2, P3 be consecutive primes, with P2 - P1 = 2. a(n) = (P1 + P2)/12 for the first occurrence of (P3 - P2)/2 = n. A329252

Denominators of continued fraction convergents to sqrt(763). A42471

Numbers n such that the numerator of ∑_i=1..n (1/i²), in reduced form, is prime. A111354

INVERT transform of A000081 = [1, 1, 1, 2, 4, 9, 20, 48, 115, 286,...]. A51529

Sum of the numbers of unitary divisors of the binomial coefficients C(n,k), k=0..n. A103445

Number of 6X2 integer matrices with each row summing to zero, row elements in nondecreasing order, rows in lexicographically nondecreasing order, and the sum of squares of the elements <= 2·n² (number of collections of 6 zero-sum 2-vectors with total modulus squared not more than 2·n², ignoring vector and component permutations). A192706

Number of nX5 arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 nX5 array. A219701