987,258

2 × 3 × 17 × 9679

987,258 factors as 2 × 3 × 17 × 9679. Its 16 positive divisors give a proper-divisor sum of 1,103,622, so this integer is abundant. The Collatz stopping time is 139 steps.

Prime Factor Structure

Factorization String 2 × 3 × 17 × 9679

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,090,880

Proper Divisor Sum 1,103,622

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #987251 ← → #987293

Radix Representation

Decimal	987258
Binary	11110001000001111010 (20 bits)
Octal	0o3610172
Hexadecimal	0xF107A

Divisor Catalog (16)

1 2 3 6 17 34 51 102 9,679 19,358 29,037 58,074 164,543 329,086 493,629 987,258

Collatz Trajectory (139 steps to reach 1)

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

987,258 493,629 1,480,888 740,444 370,222 185,111 555,334 277,667 833,002 416,501 1,249,504 624,752 312,376 156,188 78,094 39,047 117,142 58,571 175,714 87,857 263,572 131,786 65,893 197,680 98,840 49,420 24,710 12,355 37,066 18,533 55,600 27,800 13,900 6,950 3,475 10,426 5,213 15,640 7,820 3,910 1,955 5,866 2,933 8,800 4,400 2,200 1,100 550 275 826 413 1,240 620 310 155 466 233 700 350 175

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