Properties of the Number -626331

Six Hundred Twenty-Six Thousand Three Hundred Thirty-One

Basics

Value: -626332 → -626331 → -626330

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 17 × 12281

Divisors: 1, 3, 17, 51, 12281, 36843, 208777, 626331

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -10011000111010011011

Octal: -2307233

Duodecimal: -262563

Hexadecimal: -98e9b

Square: 392290521561

Square Root: 791.4107656583906

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

In the '3x+1' problem, these values for the starting value set new records for number of steps to reach 1. A6877

In the '3x+1' problem, these values for the starting value set new records for the "dropping time", number of steps to reach a lower value than the start. A60412

In the '3x+1' problem, these values for the starting value set new records for number of steps to reach 1. A33958

Numbers n such that the ratio of tripling steps to halving steps in the Collatz (3x+1) trajectory of n is greater than all previous ratios. A248037

Composite numbers k such that A006577(k) sets a new record. A346591

Record n for the sequence A006666(n)/log(n), for n > 1; i.e., the n at which the number of steps to 1 for the halving-Collatz iteration divided by log(n) sets a new maximum. A123481

Inputs n that yield a record-breaking value of A008908(n)/(log₂(n)+1) for the Collatz conjecture. A339614