1,984,973

991 × 2003

1,984,973 factors as 991 × 2003. Its 4 positive divisors give a proper-divisor sum of 2,995, so this integer is deficient. The Collatz stopping time is 184 steps.

Prime Factor Structure

Factorization String 991 × 2003

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,987,968

Proper Divisor Sum 2,995

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #1984921 ← → #1984979

Radix Representation

Decimal	1984973
Binary	111100100100111001101 (21 bits)
Octal	0o7444715
Hexadecimal	0x1E49CD

Divisor Catalog (4)

1 991 2,003 1,984,973

Collatz Trajectory (184 steps to reach 1)

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

1,984,973 5,954,920 2,977,460 1,488,730 744,365 2,233,096 1,116,548 558,274 279,137 837,412 418,706 209,353 628,060 314,030 157,015 471,046 235,523 706,570 353,285 1,059,856 529,928 264,964 132,482 66,241 198,724 99,362 49,681 149,044 74,522 37,261 111,784 55,892 27,946 13,973 41,920 20,960 10,480 5,240 2,620 1,310 655 1,966 983 2,950 1,475 4,426 2,213 6,640 3,320 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105

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