Properties of the Number -426551

Four Hundred Twenty-Six Thousand Five Hundred Fifty-One

Basics

Value: -426552 → -426551 → -426550

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 426551

Divisors: 1, 426551

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1101000001000110111

Octal: -1501067

Duodecimal: -186A1B

Hexadecimal: -68237

Square: 181945755601

Square Root: 653.1087198927909

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

Regular triangle, T(n, k) = f(n, k) - f(n, 0) + 1, where f(n, k) = ∑_j=0..k StirlingS1(n, n-j)*binomial(n,j) + ∑_j=0..n-k StirlingS1(n, n-j)*binomial(n, j), read by rows. A176155

Primes p such that 2p²-1, 3p²-2, 4p²-3, and 5p²-4 are also prime. A213107