λ
Sequence Observatory

1,552,045

5 × 11 × 28219
Deficient Odd Composite

Starting at 1,552,045, the Collatz iteration reaches 1 after 88 steps. The first transition is 4656136; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 5 × 11 × 28219
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 2,031,840
Proper Divisor Sum 479,795
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #1552037 ← → #1552079

Radix Representation

Decimal 1552045
Binary 101111010111010101101 (21 bits)
Octal 0o5727255
Hexadecimal 0x17AEAD

Divisor Catalog (8)

1 5 11 55 28,219 141,095 310,409 1,552,045

Collatz Trajectory (88 steps to reach 1)

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

1,552,045 4,656,136 2,328,068 1,164,034 582,017 1,746,052 873,026 436,513 1,309,540 654,770 327,385 982,156 491,078 245,539 736,618 368,309 1,104,928 552,464 276,232 138,116 69,058 34,529 103,588 51,794 25,897 77,692 38,846 19,423 58,270 29,135 87,406 43,703 131,110 65,555 196,666 98,333 295,000 147,500 73,750 36,875 110,626 55,313 165,940 82,970 41,485 124,456 62,228 31,114 15,557 46,672 23,336 11,668 5,834 2,917 8,752 4,376 2,188 1,094 547 1,642

More profiles

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