λ
Sigma Notebook

1,791,461

7 × 255923
Deficient Odd Composite

1,791,461 is odd and not a perfect square. Its factorization is 7 × 255923 and its 4 divisors sum to 2,047,392.

Prime Factor Structure

Factorization String 7 × 255923
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,047,392
Proper Divisor Sum 255,931
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #1791457 ← → #1791463

Radix Representation

Decimal 1791461
Binary 110110101010111100101 (21 bits)
Octal 0o6652745
Hexadecimal 0x1B55E5

Divisor Catalog (4)

1 7 255,923 1,791,461

Collatz Trajectory (101 steps to reach 1)

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

1,791,461 5,374,384 2,687,192 1,343,596 671,798 335,899 1,007,698 503,849 1,511,548 755,774 377,887 1,133,662 566,831 1,700,494 850,247 2,550,742 1,275,371 3,826,114 1,913,057 5,739,172 2,869,586 1,434,793 4,304,380 2,152,190 1,076,095 3,228,286 1,614,143 4,842,430 2,421,215 7,263,646 3,631,823 10,895,470 5,447,735 16,343,206 8,171,603 24,514,810 12,257,405 36,772,216 18,386,108 9,193,054 4,596,527 13,789,582 6,894,791 20,684,374 10,342,187 31,026,562 15,513,281 46,539,844 23,269,922 11,634,961 34,904,884 17,452,442 8,726,221 26,178,664 13,089,332 6,544,666 3,272,333 9,817,000 4,908,500 2,454,250

More profiles

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