1,290,984

2³ × 3 × 53791

1,290,984 factors as 2^3 × 3 × 53791. Its 16 positive divisors give a proper-divisor sum of 1,936,536, so this integer is abundant. The Collatz stopping time is 217 steps.

Prime Factor Structure

Factorization String 2^3 × 3 × 53791

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,227,520

Proper Divisor Sum 1,936,536

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #1290983 ← → #1291001

Radix Representation

Decimal	1290984
Binary	100111011001011101000 (21 bits)
Octal	0o4731350
Hexadecimal	0x13B2E8

Divisor Catalog (16)

1 2 3 4 6 8 12 24 53,791 107,582 161,373 215,164 322,746 430,328 645,492 1,290,984

Collatz Trajectory (217 steps to reach 1)

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

1,290,984 645,492 322,746 161,373 484,120 242,060 121,030 60,515 181,546 90,773 272,320 136,160 68,080 34,040 17,020 8,510 4,255 12,766 6,383 19,150 9,575 28,726 14,363 43,090 21,545 64,636 32,318 16,159 48,478 24,239 72,718 36,359 109,078 54,539 163,618 81,809 245,428 122,714 61,357 184,072 92,036 46,018 23,009 69,028 34,514 17,257 51,772 25,886 12,943 38,830 19,415 58,246 29,123 87,370 43,685 131,056 65,528 32,764 16,382 8,191

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