1,707,622

2 × 7 × 283 × 431

Starting at 1,707,622, the Collatz iteration reaches 1 after 207 steps. The first transition is 853811; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 7 × 283 × 431

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,944,512

Proper Divisor Sum 1,236,890

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #1707617 ← → #1707631

Radix Representation

Decimal	1707622
Binary	110100000111001100110 (21 bits)
Octal	0o6407146
Hexadecimal	0x1A0E66

Divisor Catalog (16)

1 2 7 14 283 431 566 862 1,981 3,017 3,962 6,034 121,973 243,946 853,811 1,707,622

Collatz Trajectory (207 steps to reach 1)

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

1,707,622 853,811 2,561,434 1,280,717 3,842,152 1,921,076 960,538 480,269 1,440,808 720,404 360,202 180,101 540,304 270,152 135,076 67,538 33,769 101,308 50,654 25,327 75,982 37,991 113,974 56,987 170,962 85,481 256,444 128,222 64,111 192,334 96,167 288,502 144,251 432,754 216,377 649,132 324,566 162,283 486,850 243,425 730,276 365,138 182,569 547,708 273,854 136,927 410,782 205,391 616,174 308,087 924,262 462,131 1,386,394 693,197 2,079,592 1,039,796 519,898 259,949 779,848 389,924

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