15,621,524

2² × 271 × 14411

15,621,524 factors as 2^2 × 271 × 14411. Its 12 positive divisors give a proper-divisor sum of 11,818,924, so this integer is deficient. The Collatz stopping time is 187 steps.

Prime Factor Structure

Factorization String 2^2 × 271 × 14411

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 27,440,448

Proper Divisor Sum 11,818,924

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #15621523 ← → #15621527

Radix Representation

Decimal	15621524
Binary	111011100101110110010100 (24 bits)
Octal	0o73456624
Hexadecimal	0xEE5D94

Divisor Catalog (12)

1 2 4 271 542 1,084 14,411 28,822 57,644 3,905,381 7,810,762 15,621,524

Collatz Trajectory (187 steps to reach 1)

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

15,621,524 7,810,762 3,905,381 11,716,144 5,858,072 2,929,036 1,464,518 732,259 2,196,778 1,098,389 3,295,168 1,647,584 823,792 411,896 205,948 102,974 51,487 154,462 77,231 231,694 115,847 347,542 173,771 521,314 260,657 781,972 390,986 195,493 586,480 293,240 146,620 73,310 36,655 109,966 54,983 164,950 82,475 247,426 123,713 371,140 185,570 92,785 278,356 139,178 69,589 208,768 104,384 52,192 26,096 13,048 6,524 3,262 1,631 4,894 2,447 7,342 3,671 11,014 5,507 16,522

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