647,582

2 × 13 × 24907

647,582 factors as 2 × 13 × 24907. Its 8 positive divisors give a proper-divisor sum of 398,554, so this integer is deficient. The Collatz stopping time is 291 steps.

Prime Factor Structure

Factorization String 2 × 13 × 24907

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,046,136

Proper Divisor Sum 398,554

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #647579 ← → #647587

Radix Representation

Decimal	647582
Binary	10011110000110011110 (20 bits)
Octal	0o2360636
Hexadecimal	0x9E19E

Divisor Catalog (8)

1 2 13 26 24,907 49,814 323,791 647,582

Collatz Trajectory (291 steps to reach 1)

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

647,582 323,791 971,374 485,687 1,457,062 728,531 2,185,594 1,092,797 3,278,392 1,639,196 819,598 409,799 1,229,398 614,699 1,844,098 922,049 2,766,148 1,383,074 691,537 2,074,612 1,037,306 518,653 1,555,960 777,980 388,990 194,495 583,486 291,743 875,230 437,615 1,312,846 656,423 1,969,270 984,635 2,953,906 1,476,953 4,430,860 2,215,430 1,107,715 3,323,146 1,661,573 4,984,720 2,492,360 1,246,180 623,090 311,545 934,636 467,318 233,659 700,978 350,489 1,051,468 525,734 262,867 788,602 394,301 1,182,904 591,452 295,726 147,863

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