λ
Sequence Observatory

2,715,103

449 × 6047
Deficient Odd Composite

Starting at 2,715,103, the Collatz iteration reaches 1 after 138 steps. The first transition is 8145310; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 449 × 6047
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,721,600
Proper Divisor Sum 6,497
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #2715101 ← → #2715109

Radix Representation

Decimal 2715103
Binary 1010010110110111011111 (22 bits)
Octal 0o12266737
Hexadecimal 0x296DDF

Divisor Catalog (4)

1 449 6,047 2,715,103

Collatz Trajectory (138 steps to reach 1)

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

2,715,103 8,145,310 4,072,655 12,217,966 6,108,983 18,326,950 9,163,475 27,490,426 13,745,213 41,235,640 20,617,820 10,308,910 5,154,455 15,463,366 7,731,683 23,195,050 11,597,525 34,792,576 17,396,288 8,698,144 4,349,072 2,174,536 1,087,268 543,634 271,817 815,452 407,726 203,863 611,590 305,795 917,386 458,693 1,376,080 688,040 344,020 172,010 86,005 258,016 129,008 64,504 32,252 16,126 8,063 24,190 12,095 36,286 18,143 54,430 27,215 81,646 40,823 122,470 61,235 183,706 91,853 275,560 137,780 68,890 34,445 103,336

More profiles

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