1,907,763

3 × 11 × 13 × 4447

Starting at 1,907,763, the Collatz iteration reaches 1 after 122 steps. The first transition is 5723290; the starting value is odd with 16 positive divisors.

Prime Factor Structure

Factorization String 3 × 11 × 13 × 4447

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,989,056

Proper Divisor Sum 1,081,293

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #1907761 ← → #1907767

Radix Representation

Decimal	1907763
Binary	111010001110000110011 (21 bits)
Octal	0o7216063
Hexadecimal	0x1D1C33

Divisor Catalog (16)

1 3 11 13 33 39 143 429 4,447 13,341 48,917 57,811 146,751 173,433 635,921 1,907,763

Collatz Trajectory (122 steps to reach 1)

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

1,907,763 5,723,290 2,861,645 8,584,936 4,292,468 2,146,234 1,073,117 3,219,352 1,609,676 804,838 402,419 1,207,258 603,629 1,810,888 905,444 452,722 226,361 679,084 339,542 169,771 509,314 254,657 763,972 381,986 190,993 572,980 286,490 143,245 429,736 214,868 107,434 53,717 161,152 80,576 40,288 20,144 10,072 5,036 2,518 1,259 3,778 1,889 5,668 2,834 1,417 4,252 2,126 1,063 3,190 1,595 4,786 2,393 7,180 3,590 1,795 5,386 2,693 8,080 4,040 2,020

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