1,749,974

2 × 874987

Starting at 1,749,974, the Collatz iteration reaches 1 after 251 steps. The first transition is 874987; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 874987

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,624,964

Proper Divisor Sum 874,990

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #1749967 ← → #1749991

Radix Representation

Decimal	1749974
Binary	110101011001111010110 (21 bits)
Octal	0o6531726
Hexadecimal	0x1AB3D6

Divisor Catalog (4)

1 2 874,987 1,749,974

Collatz Trajectory (251 steps to reach 1)

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

1,749,974 874,987 2,624,962 1,312,481 3,937,444 1,968,722 984,361 2,953,084 1,476,542 738,271 2,214,814 1,107,407 3,322,222 1,661,111 4,983,334 2,491,667 7,475,002 3,737,501 11,212,504 5,606,252 2,803,126 1,401,563 4,204,690 2,102,345 6,307,036 3,153,518 1,576,759 4,730,278 2,365,139 7,095,418 3,547,709 10,643,128 5,321,564 2,660,782 1,330,391 3,991,174 1,995,587 5,986,762 2,993,381 8,980,144 4,490,072 2,245,036 1,122,518 561,259 1,683,778 841,889 2,525,668 1,262,834 631,417 1,894,252 947,126 473,563 1,420,690 710,345 2,131,036 1,065,518 532,759 1,598,278 799,139 2,397,418

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