λ
Sequence Observatory

749,174

2 × 374587
Deficient Even Composite

Starting at 749,174, the Collatz iteration reaches 1 after 74 steps. The first transition is 374587; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 374587
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,123,764
Proper Divisor Sum 374,590
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #749171 ← → #749183

Radix Representation

Decimal 749174
Binary 10110110111001110110 (20 bits)
Octal 0o2667166
Hexadecimal 0xB6E76

Divisor Catalog (4)

1 2 374,587 749,174

Collatz Trajectory (74 steps to reach 1)

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

749,174 374,587 1,123,762 561,881 1,685,644 842,822 421,411 1,264,234 632,117 1,896,352 948,176 474,088 237,044 118,522 59,261 177,784 88,892 44,446 22,223 66,670 33,335 100,006 50,003 150,010 75,005 225,016 112,508 56,254 28,127 84,382 42,191 126,574 63,287 189,862 94,931 284,794 142,397 427,192 213,596 106,798 53,399 160,198 80,099 240,298 120,149 360,448 180,224 90,112 45,056 22,528 11,264 5,632 2,816 1,408 704 352 176 88 44 22

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