15,604,442

2 × 7³ × 23² × 43

15,604,442 factors as 2 × 7^3 × 23^2 × 43. Its 48 positive divisors give a proper-divisor sum of 13,593,958, so this integer is deficient. The Collatz stopping time is 156 steps.

Prime Factor Structure

Factorization String 2 × 7^3 × 23^2 × 43

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 29,198,400

Proper Divisor Sum 13,593,958

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #15604441 ← → #15604447

Radix Representation

Decimal	15604442
Binary	111011100001101011011010 (24 bits)
Octal	0o73415332
Hexadecimal	0xEE1ADA

Divisor Catalog (48)

Collatz Trajectory (156 steps to reach 1)

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

15,604,442 7,802,221 23,406,664 11,703,332 5,851,666 2,925,833 8,777,500 4,388,750 2,194,375 6,583,126 3,291,563 9,874,690 4,937,345 14,812,036 7,406,018 3,703,009 11,109,028 5,554,514 2,777,257 8,331,772 4,165,886 2,082,943 6,248,830 3,124,415 9,373,246 4,686,623 14,059,870 7,029,935 21,089,806 10,544,903 31,634,710 15,817,355 47,452,066 23,726,033 71,178,100 35,589,050 17,794,525 53,383,576 26,691,788 13,345,894 6,672,947 20,018,842 10,009,421 30,028,264 15,014,132 7,507,066 3,753,533 11,260,600 5,630,300 2,815,150 1,407,575 4,222,726 2,111,363 6,334,090 3,167,045 9,501,136 4,750,568 2,375,284 1,187,642 593,821

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