λ
Sequence Observatory

7,673,624

23 × 7 × 137029
Abundant Even Composite

Starting at 7,673,624, the Collatz iteration reaches 1 after 173 steps. The first transition is 3836812; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 7 × 137029
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 16,443,600
Proper Divisor Sum 8,769,976
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #7673621 ← → #7673657

Radix Representation

Decimal 7673624
Binary 11101010001011100011000 (23 bits)
Octal 0o35213430
Hexadecimal 0x751718

Divisor Catalog (16)

1 2 4 7 8 14 28 56 137,029 274,058 548,116 959,203 1,096,232 1,918,406 3,836,812 7,673,624

Collatz Trajectory (173 steps to reach 1)

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

7,673,624 3,836,812 1,918,406 959,203 2,877,610 1,438,805 4,316,416 2,158,208 1,079,104 539,552 269,776 134,888 67,444 33,722 16,861 50,584 25,292 12,646 6,323 18,970 9,485 28,456 14,228 7,114 3,557 10,672 5,336 2,668 1,334 667 2,002 1,001 3,004 1,502 751 2,254 1,127 3,382 1,691 5,074 2,537 7,612 3,806 1,903 5,710 2,855 8,566 4,283 12,850 6,425 19,276 9,638 4,819 14,458 7,229 21,688 10,844 5,422 2,711 8,134

More profiles

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