15,208,697

7 × 71² × 431

15,208,697 factors as 7 × 71^2 × 431. Its 12 positive divisors give a proper-divisor sum of 2,461,831, so this integer is deficient. The Collatz stopping time is 249 steps.

Prime Factor Structure

Factorization String 7 × 71^2 × 431

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 17,670,528

Proper Divisor Sum 2,461,831

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #15208679 ← → #15208723

Radix Representation

Decimal	15208697
Binary	111010000001000011111001 (24 bits)
Octal	0o72010371
Hexadecimal	0xE810F9

Divisor Catalog (12)

1 7 71 431 497 3,017 5,041 30,601 35,287 214,207 2,172,671 15,208,697

Collatz Trajectory (249 steps to reach 1)

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

15,208,697 45,626,092 22,813,046 11,406,523 34,219,570 17,109,785 51,329,356 25,664,678 12,832,339 38,497,018 19,248,509 57,745,528 28,872,764 14,436,382 7,218,191 21,654,574 10,827,287 32,481,862 16,240,931 48,722,794 24,361,397 73,084,192 36,542,096 18,271,048 9,135,524 4,567,762 2,283,881 6,851,644 3,425,822 1,712,911 5,138,734 2,569,367 7,708,102 3,854,051 11,562,154 5,781,077 17,343,232 8,671,616 4,335,808 2,167,904 1,083,952 541,976 270,988 135,494 67,747 203,242 101,621 304,864 152,432 76,216 38,108 19,054 9,527 28,582 14,291 42,874 21,437 64,312 32,156 16,078

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