2,057,882

2 × 1028941

Starting at 2,057,882, the Collatz iteration reaches 1 after 135 steps. The first transition is 1028941; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 1028941

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 3,086,826

Proper Divisor Sum 1,028,944

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #2057863 ← → #2057893

Radix Representation

Decimal	2057882
Binary	111110110011010011010 (21 bits)
Octal	0o7663232
Hexadecimal	0x1F669A

Divisor Catalog (4)

1 2 1,028,941 2,057,882

Collatz Trajectory (135 steps to reach 1)

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

2,057,882 1,028,941 3,086,824 1,543,412 771,706 385,853 1,157,560 578,780 289,390 144,695 434,086 217,043 651,130 325,565 976,696 488,348 244,174 122,087 366,262 183,131 549,394 274,697 824,092 412,046 206,023 618,070 309,035 927,106 463,553 1,390,660 695,330 347,665 1,042,996 521,498 260,749 782,248 391,124 195,562 97,781 293,344 146,672 73,336 36,668 18,334 9,167 27,502 13,751 41,254 20,627 61,882 30,941 92,824 46,412 23,206 11,603 34,810 17,405 52,216 26,108 13,054

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