Properties of the Number -154007

One Hundred Fifty-Four Thousand Seven

Basics

Value: -154008 → -154007 → -154006

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 7 ³ × 449

Divisors: 1, 7, 49, 343, 449, 3143, 22001, 154007

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100101100110010111

Octal: -454627

Duodecimal: -7515B

Hexadecimal: -25997

Square: 23718156049

Square Root: 392.4372561314738

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

Number T(n,k) of endofunctions f on [n] that are self-inverse on [k] but not on [k+1]; triangle T(n,k), n>=0, 0<=k<=n, read by rows. A245692

A sixth-order linear divisibility sequence: a(n+6) = -3·a(n+5) - 5·a(n+4) - 5·a(n+3) - 5·a(n+2) - 3·a(n+1) - a(n). A5120

Number of n X 3 binary arrays with all 1s connected, a path of 1s from left column to right column, and no 1 having more than two 1s adjacent. A163724

Numbers k such that k and k+2 have the same unitary abundance (A129468). A335252

Number of Sylow permutations in S_n. A387061