1,556,804

2² × 131 × 2971

1,556,804 factors as 2^2 × 131 × 2971. Its 12 positive divisors give a proper-divisor sum of 1,189,324, so this integer is deficient. The Collatz stopping time is 75 steps.

Prime Factor Structure

Factorization String 2^2 × 131 × 2971

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,746,128

Proper Divisor Sum 1,189,324

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #1556791 ← → #1556837

Radix Representation

Decimal	1556804
Binary	101111100000101000100 (21 bits)
Octal	0o5740504
Hexadecimal	0x17C144

Divisor Catalog (12)

1 2 4 131 262 524 2,971 5,942 11,884 389,201 778,402 1,556,804

Collatz Trajectory (75 steps to reach 1)

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

1,556,804 778,402 389,201 1,167,604 583,802 291,901 875,704 437,852 218,926 109,463 328,390 164,195 492,586 246,293 738,880 369,440 184,720 92,360 46,180 23,090 11,545 34,636 17,318 8,659 25,978 12,989 38,968 19,484 9,742 4,871 14,614 7,307 21,922 10,961 32,884 16,442 8,221 24,664 12,332 6,166 3,083 9,250 4,625 13,876 6,938 3,469 10,408 5,204 2,602 1,301 3,904 1,952 976 488 244 122 61 184 92 46

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