31,997,455

5 × 7 × 914213

31,997,455 factors as 5 × 7 × 914213. Its 8 positive divisors give a proper-divisor sum of 11,884,817, so this integer is deficient. The Collatz stopping time is 263 steps.

Prime Factor Structure

Factorization String 5 × 7 × 914213

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 43,882,272

Proper Divisor Sum 11,884,817

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #31997431 ← → #31997473

Radix Representation

Decimal	31997455
Binary	1111010000011111000001111 (25 bits)
Octal	0o172037017
Hexadecimal	0x1E83E0F

Divisor Catalog (8)

1 5 7 35 914,213 4,571,065 6,399,491 31,997,455

Collatz Trajectory (263 steps to reach 1)

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

31,997,455 95,992,366 47,996,183 143,988,550 71,994,275 215,982,826 107,991,413 323,974,240 161,987,120 80,993,560 40,496,780 20,248,390 10,124,195 30,372,586 15,186,293 45,558,880 22,779,440 11,389,720 5,694,860 2,847,430 1,423,715 4,271,146 2,135,573 6,406,720 3,203,360 1,601,680 800,840 400,420 200,210 100,105 300,316 150,158 75,079 225,238 112,619 337,858 168,929 506,788 253,394 126,697 380,092 190,046 95,023 285,070 142,535 427,606 213,803 641,410 320,705 962,116 481,058 240,529 721,588 360,794 180,397 541,192 270,596 135,298 67,649 202,948

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