688,043

43 × 16001

688,043 factors as 43 × 16001. Its 4 positive divisors give a proper-divisor sum of 16,045, so this integer is deficient. The Collatz stopping time is 198 steps.

Prime Factor Structure

Factorization String 43 × 16001

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 704,088

Proper Divisor Sum 16,045

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #688031 ← → #688063

Radix Representation

Decimal	688043
Binary	10100111111110101011 (20 bits)
Octal	0o2477653
Hexadecimal	0xA7FAB

Divisor Catalog (4)

1 43 16,001 688,043

Collatz Trajectory (198 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

688,043 2,064,130 1,032,065 3,096,196 1,548,098 774,049 2,322,148 1,161,074 580,537 1,741,612 870,806 435,403 1,306,210 653,105 1,959,316 979,658 489,829 1,469,488 734,744 367,372 183,686 91,843 275,530 137,765 413,296 206,648 103,324 51,662 25,831 77,494 38,747 116,242 58,121 174,364 87,182 43,591 130,774 65,387 196,162 98,081 294,244 147,122 73,561 220,684 110,342 55,171 165,514 82,757 248,272 124,136 62,068 31,034 15,517 46,552 23,276 11,638 5,819 17,458 8,729 26,188

More profiles

Browse other published profiles and their separate link collections.

No other profiles in this collection.

← Previous Integer #688,042 Browse Full Index Next Integer #688,044 →