2,500,646

2 × 31 × 53 × 761

2,500,646 factors as 2 × 31 × 53 × 761. Its 16 positive divisors give a proper-divisor sum of 1,449,562, so this integer is deficient. The Collatz stopping time is 112 steps.

Prime Factor Structure

Factorization String 2 × 31 × 53 × 761

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,950,208

Proper Divisor Sum 1,449,562

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #2500639 ← → #2500651

Radix Representation

Decimal	2500646
Binary	1001100010100000100110 (22 bits)
Octal	0o11424046
Hexadecimal	0x262826

Divisor Catalog (16)

1 2 31 53 62 106 761 1,522 1,643 3,286 23,591 40,333 47,182 80,666 1,250,323 2,500,646

Collatz Trajectory (112 steps to reach 1)

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

2,500,646 1,250,323 3,750,970 1,875,485 5,626,456 2,813,228 1,406,614 703,307 2,109,922 1,054,961 3,164,884 1,582,442 791,221 2,373,664 1,186,832 593,416 296,708 148,354 74,177 222,532 111,266 55,633 166,900 83,450 41,725 125,176 62,588 31,294 15,647 46,942 23,471 70,414 35,207 105,622 52,811 158,434 79,217 237,652 118,826 59,413 178,240 89,120 44,560 22,280 11,140 5,570 2,785 8,356 4,178 2,089 6,268 3,134 1,567 4,702 2,351 7,054 3,527 10,582 5,291 15,874

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