λ
Sequence Observatory

9,287,552

27 × 72559
Deficient Even Composite

Starting at 9,287,552, the Collatz iteration reaches 1 after 88 steps. The first transition is 4643776; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2^7 × 72559
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 18,502,800
Proper Divisor Sum 9,215,248
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #9287543 ← → #9287567

Radix Representation

Decimal 9287552
Binary 100011011011011110000000 (24 bits)
Octal 0o43333600
Hexadecimal 0x8DB780

Divisor Catalog (16)

1 2 4 8 16 32 64 128 72,559 145,118 290,236 580,472 1,160,944 2,321,888 4,643,776 9,287,552

Collatz Trajectory (88 steps to reach 1)

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

9,287,552 4,643,776 2,321,888 1,160,944 580,472 290,236 145,118 72,559 217,678 108,839 326,518 163,259 489,778 244,889 734,668 367,334 183,667 551,002 275,501 826,504 413,252 206,626 103,313 309,940 154,970 77,485 232,456 116,228 58,114 29,057 87,172 43,586 21,793 65,380 32,690 16,345 49,036 24,518 12,259 36,778 18,389 55,168 27,584 13,792 6,896 3,448 1,724 862 431 1,294 647 1,942 971 2,914 1,457 4,372 2,186 1,093 3,280 1,640

More profiles

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