Properties of the Number -7426

Four Hundred Twenty-Six

Basics

Value: -7427 → -7426 → -7425

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 47 × 79

Divisors: 1, 2, 47, 79, 94, 158, 3713, 7426

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: -1110100000010

Octal: -16402

Duodecimal: -436A

Hexadecimal: -1d02

Square: 55145476

Square Root: 86.17424209124209

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

Logarithmic transform of the triangular numbers A000217. A300455

Numbers k such that least prime in the Goldbach partition of k increases. A25018

Numbers n such that A234519(n) = n. A234524

a(n) = least 2k such that p is the least prime in a Goldbach partition of 2k, where p = prime(n). A25017

The 60-degree spoke (or ray) of a hexagonal spiral of Ulam. A244802

a(n) is the least even number such that if p_i is the i-th prime then a(n)-p_i, i=1..n, are composite numbers. A152522

Expansion of ∏_k>=0 (1-x^5·k+1)^5·k+1. A285071

Integer part of Gauss's Arithmetic-Geometric Mean M(2,n³). A127764

Least k such that k^3ⁿ*(k^3ⁿ - 1) + 1 is prime. A246120

Expansion of ∏_k>=1 (1 + x^5·k-4)^5·k-4. A285338