1,531,339

97 × 15787

1,531,339 factors as 97 × 15787. Its 4 positive divisors give a proper-divisor sum of 15,885, so this integer is deficient. The Collatz stopping time is 181 steps.

Prime Factor Structure

Factorization String 97 × 15787

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,547,224

Proper Divisor Sum 15,885

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #1531337 ← → #1531357

Radix Representation

Decimal	1531339
Binary	101110101110111001011 (21 bits)
Octal	0o5656713
Hexadecimal	0x175DCB

Divisor Catalog (4)

1 97 15,787 1,531,339

Collatz Trajectory (181 steps to reach 1)

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

1,531,339 4,594,018 2,297,009 6,891,028 3,445,514 1,722,757 5,168,272 2,584,136 1,292,068 646,034 323,017 969,052 484,526 242,263 726,790 363,395 1,090,186 545,093 1,635,280 817,640 408,820 204,410 102,205 306,616 153,308 76,654 38,327 114,982 57,491 172,474 86,237 258,712 129,356 64,678 32,339 97,018 48,509 145,528 72,764 36,382 18,191 54,574 27,287 81,862 40,931 122,794 61,397 184,192 92,096 46,048 23,024 11,512 5,756 2,878 1,439 4,318 2,159 6,478 3,239 9,718

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