8,520,418

2 × 4260209

For 8,520,418, the 4 positive divisors have a total of 12,780,630. Removing 8,520,418 leaves 4,260,212, which gives the deficient classification.

Prime Factor Structure

Factorization String 2 × 4260209

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 12,780,630

Proper Divisor Sum 4,260,212

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #8520409 ← → #8520427

Radix Representation

Decimal	8520418
Binary	100000100000001011100010 (24 bits)
Octal	0o40401342
Hexadecimal	0x8202E2

Divisor Catalog (4)

1 2 4,260,209 8,520,418

Collatz Trajectory (62 steps to reach 1)

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

8,520,418 4,260,209 12,780,628 6,390,314 3,195,157 9,585,472 4,792,736 2,396,368 1,198,184 599,092 299,546 149,773 449,320 224,660 112,330 56,165 168,496 84,248 42,124 21,062 10,531 31,594 15,797 47,392 23,696 11,848 5,924 2,962 1,481 4,444 2,222 1,111 3,334 1,667 5,002 2,501 7,504 3,752 1,876 938 469 1,408 704 352 176 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8

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