λ
Sequence Observatory

4,362,746

2 × 2181373
Deficient Even Composite

Starting at 4,362,746, the Collatz iteration reaches 1 after 167 steps. The first transition is 2181373; the starting value is even with 4 positive divisors.

Prime Factor Structure

Factorization String 2 × 2181373
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 6,544,122
Proper Divisor Sum 2,181,376
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #4362739 ← → #4362749

Radix Representation

Decimal 4362746
Binary 10000101001000111111010 (23 bits)
Octal 0o20510772
Hexadecimal 0x4291FA

Divisor Catalog (4)

1 2 2,181,373 4,362,746

Collatz Trajectory (167 steps to reach 1)

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

4,362,746 2,181,373 6,544,120 3,272,060 1,636,030 818,015 2,454,046 1,227,023 3,681,070 1,840,535 5,521,606 2,760,803 8,282,410 4,141,205 12,423,616 6,211,808 3,105,904 1,552,952 776,476 388,238 194,119 582,358 291,179 873,538 436,769 1,310,308 655,154 327,577 982,732 491,366 245,683 737,050 368,525 1,105,576 552,788 276,394 138,197 414,592 207,296 103,648 51,824 25,912 12,956 6,478 3,239 9,718 4,859 14,578 7,289 21,868 10,934 5,467 16,402 8,201 24,604 12,302 6,151 18,454 9,227 27,682

More profiles

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