31,564,042

2 × 15782021

31,564,042 factors as 2 × 15782021. Its 4 positive divisors give a proper-divisor sum of 15,782,024, so this integer is deficient. The Collatz stopping time is 175 steps.

Prime Factor Structure

Factorization String 2 × 15782021

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 47,346,066

Proper Divisor Sum 15,782,024

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #31564009 ← → #31564051

Radix Representation

Decimal	31564042
Binary	1111000011010000100001010 (25 bits)
Octal	0o170320412
Hexadecimal	0x1E1A10A

Divisor Catalog (4)

1 2 15,782,021 31,564,042

Collatz Trajectory (175 steps to reach 1)

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

31,564,042 15,782,021 47,346,064 23,673,032 11,836,516 5,918,258 2,959,129 8,877,388 4,438,694 2,219,347 6,658,042 3,329,021 9,987,064 4,993,532 2,496,766 1,248,383 3,745,150 1,872,575 5,617,726 2,808,863 8,426,590 4,213,295 12,639,886 6,319,943 18,959,830 9,479,915 28,439,746 14,219,873 42,659,620 21,329,810 10,664,905 31,994,716 15,997,358 7,998,679 23,996,038 11,998,019 35,994,058 17,997,029 53,991,088 26,995,544 13,497,772 6,748,886 3,374,443 10,123,330 5,061,665 15,184,996 7,592,498 3,796,249 11,388,748 5,694,374 2,847,187 8,541,562 4,270,781 12,812,344 6,406,172 3,203,086 1,601,543 4,804,630 2,402,315 7,206,946

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