1,907,641

167 × 11423

Starting at 1,907,641, the Collatz iteration reaches 1 after 122 steps. The first transition is 5722924; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 167 × 11423

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,919,232

Proper Divisor Sum 11,591

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #1907639 ← → #1907669

Radix Representation

Decimal	1907641
Binary	111010001101110111001 (21 bits)
Octal	0o7215671
Hexadecimal	0x1D1BB9

Divisor Catalog (4)

1 167 11,423 1,907,641

Collatz Trajectory (122 steps to reach 1)

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

1,907,641 5,722,924 2,861,462 1,430,731 4,292,194 2,146,097 6,438,292 3,219,146 1,609,573 4,828,720 2,414,360 1,207,180 603,590 301,795 905,386 452,693 1,358,080 679,040 339,520 169,760 84,880 42,440 21,220 10,610 5,305 15,916 7,958 3,979 11,938 5,969 17,908 8,954 4,477 13,432 6,716 3,358 1,679 5,038 2,519 7,558 3,779 11,338 5,669 17,008 8,504 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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