1,698,938

2 × 307 × 2767

Starting at 1,698,938, the Collatz iteration reaches 1 after 83 steps. The first transition is 849469; the starting value is even with 8 positive divisors.

Prime Factor Structure

Factorization String 2 × 307 × 2767

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,557,632

Proper Divisor Sum 858,694

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #1698913 ← → #1698943

Radix Representation

Decimal	1698938
Binary	110011110110001111010 (21 bits)
Octal	0o6366172
Hexadecimal	0x19EC7A

Divisor Catalog (8)

1 2 307 614 2,767 5,534 849,469 1,698,938

Collatz Trajectory (83 steps to reach 1)

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

1,698,938 849,469 2,548,408 1,274,204 637,102 318,551 955,654 477,827 1,433,482 716,741 2,150,224 1,075,112 537,556 268,778 134,389 403,168 201,584 100,792 50,396 25,198 12,599 37,798 18,899 56,698 28,349 85,048 42,524 21,262 10,631 31,894 15,947 47,842 23,921 71,764 35,882 17,941 53,824 26,912 13,456 6,728 3,364 1,682 841 2,524 1,262 631 1,894 947 2,842 1,421 4,264 2,132 1,066 533 1,600 800 400 200 100 50

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