λ
Sequence Observatory

4,455,706

2 × 2227853
Deficient Even Composite

Starting at 4,455,706, the Collatz iteration reaches 1 after 87 steps. The first transition is 2227853; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 2227853
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 6,683,562
Proper Divisor Sum 2,227,856
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #4455691 ← → #4455707

Radix Representation

Decimal 4455706
Binary 10000111111110100011010 (23 bits)
Octal 0o20776432
Hexadecimal 0x43FD1A

Divisor Catalog (4)

1 2 2,227,853 4,455,706

Collatz Trajectory (87 steps to reach 1)

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

4,455,706 2,227,853 6,683,560 3,341,780 1,670,890 835,445 2,506,336 1,253,168 626,584 313,292 156,646 78,323 234,970 117,485 352,456 176,228 88,114 44,057 132,172 66,086 33,043 99,130 49,565 148,696 74,348 37,174 18,587 55,762 27,881 83,644 41,822 20,911 62,734 31,367 94,102 47,051 141,154 70,577 211,732 105,866 52,933 158,800 79,400 39,700 19,850 9,925 29,776 14,888 7,444 3,722 1,861 5,584 2,792 1,396 698 349 1,048 524 262 131

More profiles

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