1,236,001

13 × 31 × 3067

1,236,001 factors as 13 × 31 × 3067. Its 8 positive divisors give a proper-divisor sum of 138,463, so this integer is deficient. The Collatz stopping time is 142 steps.

Prime Factor Structure

Factorization String 13 × 31 × 3067

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,374,464

Proper Divisor Sum 138,463

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #1235999 ← → #1236017

Radix Representation

Decimal	1236001
Binary	100101101110000100001 (21 bits)
Octal	0o4556041
Hexadecimal	0x12DC21

Divisor Catalog (8)

1 13 31 403 3,067 39,871 95,077 1,236,001

Collatz Trajectory (142 steps to reach 1)

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

1,236,001 3,708,004 1,854,002 927,001 2,781,004 1,390,502 695,251 2,085,754 1,042,877 3,128,632 1,564,316 782,158 391,079 1,173,238 586,619 1,759,858 879,929 2,639,788 1,319,894 659,947 1,979,842 989,921 2,969,764 1,484,882 742,441 2,227,324 1,113,662 556,831 1,670,494 835,247 2,505,742 1,252,871 3,758,614 1,879,307 5,637,922 2,818,961 8,456,884 4,228,442 2,114,221 6,342,664 3,171,332 1,585,666 792,833 2,378,500 1,189,250 594,625 1,783,876 891,938 445,969 1,337,908 668,954 334,477 1,003,432 501,716 250,858 125,429 376,288 188,144 94,072 47,036

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