2,015,564

2² × 367 × 1373

2,015,564 factors as 2^2 × 367 × 1373. Its 12 positive divisors give a proper-divisor sum of 1,523,860, so this integer is deficient. The Collatz stopping time is 135 steps.

Prime Factor Structure

Factorization String 2^2 × 367 × 1373

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 3,539,424

Proper Divisor Sum 1,523,860

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #2015557 ← → #2015567

Radix Representation

Decimal	2015564
Binary	111101100000101001100 (21 bits)
Octal	0o7540514
Hexadecimal	0x1EC14C

Divisor Catalog (12)

1 2 4 367 734 1,373 1,468 2,746 5,492 503,891 1,007,782 2,015,564

Collatz Trajectory (135 steps to reach 1)

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

2,015,564 1,007,782 503,891 1,511,674 755,837 2,267,512 1,133,756 566,878 283,439 850,318 425,159 1,275,478 637,739 1,913,218 956,609 2,869,828 1,434,914 717,457 2,152,372 1,076,186 538,093 1,614,280 807,140 403,570 201,785 605,356 302,678 151,339 454,018 227,009 681,028 340,514 170,257 510,772 255,386 127,693 383,080 191,540 95,770 47,885 143,656 71,828 35,914 17,957 53,872 26,936 13,468 6,734 3,367 10,102 5,051 15,154 7,577 22,732 11,366 5,683 17,050 8,525 25,576 12,788

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