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Properties of the Number -7448

Four Hundred Forty-Eight

Basics

Value: -7449 → -7448 → -7447

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 3 × 7 2 × 19

Divisors: 1, 2, 4, 7, 8, 14, 19, 28, 38, 49

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1110100011000

Octal: -16430

Duodecimal: -4388

Hexadecimal: -1d18

Square: 55472704

Square Root: 86.30179604156567

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 composed of generalized Catalan numbers. A64334
Generalized Catalan numbers C(-3; n). A64325
Numbers k such that 4·k + 1 is a perfect cube, sorted by absolute values. A305290
Number of compositions of n with equal differences up to sign. A325557
a(n) = (5n - 3n)/2. A5059
Number of partitions of 2·n with no part divisible by 3 and all odd parts occurring with even multiplicities. A98151
Indices of squares (of primes) in the semiprimes. A128301
Numbers n such that sopf(φ(n)) = φ(sopf(n)), where sopf(x) = sum of the distinct prime factors of x. A76531
T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with no 2X2 subblock having the sum of its diagonal elements less than the absolute difference of its antidiagonal elements. A250973
Coefficient triangle of polynomials used for numerator of g.f.s for column sequences of array A078739. A89275