2,061,543

3 × 11 × 179 × 349

Starting at 2,061,543, the Collatz iteration reaches 1 after 259 steps. The first transition is 6184630; the starting value is odd with 16 positive divisors.

Prime Factor Structure

Factorization String 3 × 11 × 179 × 349

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,024,000

Proper Divisor Sum 962,457

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #2061533 ← → #2061551

Radix Representation

Decimal	2061543
Binary	111110111010011100111 (21 bits)
Octal	0o7672347
Hexadecimal	0x1F74E7

Divisor Catalog (16)

1 3 11 33 179 349 537 1,047 1,969 3,839 5,907 11,517 62,471 187,413 687,181 2,061,543

Collatz Trajectory (259 steps to reach 1)

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

2,061,543 6,184,630 3,092,315 9,276,946 4,638,473 13,915,420 6,957,710 3,478,855 10,436,566 5,218,283 15,654,850 7,827,425 23,482,276 11,741,138 5,870,569 17,611,708 8,805,854 4,402,927 13,208,782 6,604,391 19,813,174 9,906,587 29,719,762 14,859,881 44,579,644 22,289,822 11,144,911 33,434,734 16,717,367 50,152,102 25,076,051 75,228,154 37,614,077 112,842,232 56,421,116 28,210,558 14,105,279 42,315,838 21,157,919 63,473,758 31,736,879 95,210,638 47,605,319 142,815,958 71,407,979 214,223,938 107,111,969 321,335,908 160,667,954 80,333,977 241,001,932 120,500,966 60,250,483 180,751,450 90,375,725 271,127,176 135,563,588 67,781,794 33,890,897 101,672,692

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