15,473,857

7² × 47 × 6719

15,473,857 factors as 7^2 × 47 × 6719. Its 12 positive divisors give a proper-divisor sum of 2,912,063, so this integer is deficient. The Collatz stopping time is 125 steps.

Prime Factor Structure

Factorization String 7^2 × 47 × 6719

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 18,385,920

Proper Divisor Sum 2,912,063

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #15473839 ← → #15473863

Radix Representation

Decimal	15473857
Binary	111011000001110011000001 (24 bits)
Octal	0o73016301
Hexadecimal	0xEC1CC1

Divisor Catalog (12)

1 7 47 49 329 2,303 6,719 47,033 315,793 329,231 2,210,551 15,473,857

Collatz Trajectory (125 steps to reach 1)

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

15,473,857 46,421,572 23,210,786 11,605,393 34,816,180 17,408,090 8,704,045 26,112,136 13,056,068 6,528,034 3,264,017 9,792,052 4,896,026 2,448,013 7,344,040 3,672,020 1,836,010 918,005 2,754,016 1,377,008 688,504 344,252 172,126 86,063 258,190 129,095 387,286 193,643 580,930 290,465 871,396 435,698 217,849 653,548 326,774 163,387 490,162 245,081 735,244 367,622 183,811 551,434 275,717 827,152 413,576 206,788 103,394 51,697 155,092 77,546 38,773 116,320 58,160 29,080 14,540 7,270 3,635 10,906 5,453 16,360

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