λ
Sequence Observatory

7,705,258

2 × 11 × 577 × 607
Deficient Even Composite

Starting at 7,705,258, the Collatz iteration reaches 1 after 98 steps. The first transition is 3852629; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 11 × 577 × 607
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 12,651,264
Proper Divisor Sum 4,946,006
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #7705249 ← → #7705283

Radix Representation

Decimal 7705258
Binary 11101011001001010101010 (23 bits)
Octal 0o35311252
Hexadecimal 0x7592AA

Divisor Catalog (16)

1 2 11 22 577 607 1,154 1,214 6,347 6,677 12,694 13,354 350,239 700,478 3,852,629 7,705,258

Collatz Trajectory (98 steps to reach 1)

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

7,705,258 3,852,629 11,557,888 5,778,944 2,889,472 1,444,736 722,368 361,184 180,592 90,296 45,148 22,574 11,287 33,862 16,931 50,794 25,397 76,192 38,096 19,048 9,524 4,762 2,381 7,144 3,572 1,786 893 2,680 1,340 670 335 1,006 503 1,510 755 2,266 1,133 3,400 1,700 850 425 1,276 638 319 958 479 1,438 719 2,158 1,079 3,238 1,619 4,858 2,429 7,288 3,644 1,822 911 2,734 1,367

More profiles

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