λ
Sigma Notebook

1,267,915

5 × 11 × 23053
Deficient Odd Composite

1,267,915 is odd and not a perfect square. Its factorization is 5 × 11 × 23053 and its 8 divisors sum to 1,659,888.

Prime Factor Structure

Factorization String 5 × 11 × 23053
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 1,659,888
Proper Divisor Sum 391,973
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #1267907 ← → #1267933

Radix Representation

Decimal 1267915
Binary 100110101100011001011 (21 bits)
Octal 0o4654313
Hexadecimal 0x1358CB

Divisor Catalog (8)

1 5 11 55 23,053 115,265 253,583 1,267,915

Collatz Trajectory (173 steps to reach 1)

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

1,267,915 3,803,746 1,901,873 5,705,620 2,852,810 1,426,405 4,279,216 2,139,608 1,069,804 534,902 267,451 802,354 401,177 1,203,532 601,766 300,883 902,650 451,325 1,353,976 676,988 338,494 169,247 507,742 253,871 761,614 380,807 1,142,422 571,211 1,713,634 856,817 2,570,452 1,285,226 642,613 1,927,840 963,920 481,960 240,980 120,490 60,245 180,736 90,368 45,184 22,592 11,296 5,648 2,824 1,412 706 353 1,060 530 265 796 398 199 598 299 898 449 1,348

More profiles

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