λ
Sequence Observatory

1,951,701

3 × 650567
Deficient Odd Composite

Starting at 1,951,701, the Collatz iteration reaches 1 after 228 steps. The first transition is 5855104; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 3 × 650567
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,602,272
Proper Divisor Sum 650,571
Digit Sum / Digital Root 24 (Root: 6)
Adjacent Primes #1951693 ← → #1951709

Radix Representation

Decimal 1951701
Binary 111011100011111010101 (21 bits)
Octal 0o7343725
Hexadecimal 0x1DC7D5

Divisor Catalog (4)

1 3 650,567 1,951,701

Collatz Trajectory (228 steps to reach 1)

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

1,951,701 5,855,104 2,927,552 1,463,776 731,888 365,944 182,972 91,486 45,743 137,230 68,615 205,846 102,923 308,770 154,385 463,156 231,578 115,789 347,368 173,684 86,842 43,421 130,264 65,132 32,566 16,283 48,850 24,425 73,276 36,638 18,319 54,958 27,479 82,438 41,219 123,658 61,829 185,488 92,744 46,372 23,186 11,593 34,780 17,390 8,695 26,086 13,043 39,130 19,565 58,696 29,348 14,674 7,337 22,012 11,006 5,503 16,510 8,255 24,766 12,383

More profiles

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