1,751,988

2² × 3 × 7 × 20857

1,751,988 factors as 2^2 × 3 × 7 × 20857. Its 24 positive divisors give a proper-divisor sum of 2,920,204, so this integer is abundant. The Collatz stopping time is 70 steps.

Prime Factor Structure

Factorization String 2^2 × 3 × 7 × 20857

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 4,672,192

Proper Divisor Sum 2,920,204

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #1751947 ← → #1751993

Radix Representation

Decimal	1751988
Binary	110101011101110110100 (21 bits)
Octal	0o6535664
Hexadecimal	0x1ABBB4

Divisor Catalog (24)

Collatz Trajectory (70 steps to reach 1)

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

1,751,988 875,994 437,997 1,313,992 656,996 328,498 164,249 492,748 246,374 123,187 369,562 184,781 554,344 277,172 138,586 69,293 207,880 103,940 51,970 25,985 77,956 38,978 19,489 58,468 29,234 14,617 43,852 21,926 10,963 32,890 16,445 49,336 24,668 12,334 6,167 18,502 9,251 27,754 13,877 41,632 20,816 10,408 5,204 2,602 1,301 3,904 1,952 976 488 244 122 61 184 92 46 23 70 35 106 53

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