4,015,915

5 × 23 × 47 × 743

4,015,915 factors as 5 × 23 × 47 × 743. Its 16 positive divisors give a proper-divisor sum of 1,126,613, so this integer is deficient. The Collatz stopping time is 291 steps.

Prime Factor Structure

Factorization String 5 × 23 × 47 × 743

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,142,528

Proper Divisor Sum 1,126,613

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #4015883 ← → #4015931

Radix Representation

Decimal	4015915
Binary	1111010100011100101011 (22 bits)
Octal	0o17243453
Hexadecimal	0x3D472B

Divisor Catalog (16)

1 5 23 47 115 235 743 1,081 3,715 5,405 17,089 34,921 85,445 174,605 803,183 4,015,915

Collatz Trajectory (291 steps to reach 1)

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

4,015,915 12,047,746 6,023,873 18,071,620 9,035,810 4,517,905 13,553,716 6,776,858 3,388,429 10,165,288 5,082,644 2,541,322 1,270,661 3,811,984 1,905,992 952,996 476,498 238,249 714,748 357,374 178,687 536,062 268,031 804,094 402,047 1,206,142 603,071 1,809,214 904,607 2,713,822 1,356,911 4,070,734 2,035,367 6,106,102 3,053,051 9,159,154 4,579,577 13,738,732 6,869,366 3,434,683 10,304,050 5,152,025 15,456,076 7,728,038 3,864,019 11,592,058 5,796,029 17,388,088 8,694,044 4,347,022 2,173,511 6,520,534 3,260,267 9,780,802 4,890,401 14,671,204 7,335,602 3,667,801 11,003,404 5,501,702

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