λ
Sigma Notebook

1,107,647

53 × 20899
Deficient Odd Composite

1,107,647 is odd and not a perfect square. Its factorization is 53 × 20899 and its 4 divisors sum to 1,128,600.

Prime Factor Structure

Factorization String 53 × 20899
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,128,600
Proper Divisor Sum 20,953
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #1107619 ← → #1107677

Radix Representation

Decimal 1107647
Binary 100001110011010111111 (21 bits)
Octal 0o4163277
Hexadecimal 0x10E6BF

Divisor Catalog (4)

1 53 20,899 1,107,647

Collatz Trajectory (116 steps to reach 1)

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

1,107,647 3,322,942 1,661,471 4,984,414 2,492,207 7,476,622 3,738,311 11,214,934 5,607,467 16,822,402 8,411,201 25,233,604 12,616,802 6,308,401 18,925,204 9,462,602 4,731,301 14,193,904 7,096,952 3,548,476 1,774,238 887,119 2,661,358 1,330,679 3,992,038 1,996,019 5,988,058 2,994,029 8,982,088 4,491,044 2,245,522 1,122,761 3,368,284 1,684,142 842,071 2,526,214 1,263,107 3,789,322 1,894,661 5,683,984 2,841,992 1,420,996 710,498 355,249 1,065,748 532,874 266,437 799,312 399,656 199,828 99,914 49,957 149,872 74,936 37,468 18,734 9,367 28,102 14,051 42,154

More profiles

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