2,142,373

41 × 52253

Starting at 2,142,373, the Collatz iteration reaches 1 after 166 steps. The first transition is 6427120; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 41 × 52253

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,194,668

Proper Divisor Sum 52,295

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #2142353 ← → #2142377

Radix Representation

Decimal	2142373
Binary	1000001011000010100101 (22 bits)
Octal	0o10130245
Hexadecimal	0x20B0A5

Divisor Catalog (4)

1 41 52,253 2,142,373

Collatz Trajectory (166 steps to reach 1)

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

2,142,373 6,427,120 3,213,560 1,606,780 803,390 401,695 1,205,086 602,543 1,807,630 903,815 2,711,446 1,355,723 4,067,170 2,033,585 6,100,756 3,050,378 1,525,189 4,575,568 2,287,784 1,143,892 571,946 285,973 857,920 428,960 214,480 107,240 53,620 26,810 13,405 40,216 20,108 10,054 5,027 15,082 7,541 22,624 11,312 5,656 2,828 1,414 707 2,122 1,061 3,184 1,592 796 398 199 598 299 898 449 1,348 674 337 1,012 506 253 760 380

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