λ
Sigma Notebook

1,208,599

7 × 172657
Deficient Odd Composite

1,208,599 is odd and not a perfect square. Its factorization is 7 × 172657 and its 4 divisors sum to 1,381,264.

Prime Factor Structure

Factorization String 7 × 172657
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,381,264
Proper Divisor Sum 172,665
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #1208591 ← → #1208651

Radix Representation

Decimal 1208599
Binary 100100111000100010111 (21 bits)
Octal 0o4470427
Hexadecimal 0x127117

Divisor Catalog (4)

1 7 172,657 1,208,599

Collatz Trajectory (142 steps to reach 1)

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

1,208,599 3,625,798 1,812,899 5,438,698 2,719,349 8,158,048 4,079,024 2,039,512 1,019,756 509,878 254,939 764,818 382,409 1,147,228 573,614 286,807 860,422 430,211 1,290,634 645,317 1,935,952 967,976 483,988 241,994 120,997 362,992 181,496 90,748 45,374 22,687 68,062 34,031 102,094 51,047 153,142 76,571 229,714 114,857 344,572 172,286 86,143 258,430 129,215 387,646 193,823 581,470 290,735 872,206 436,103 1,308,310 654,155 1,962,466 981,233 2,943,700 1,471,850 735,925 2,207,776 1,103,888 551,944 275,972

More profiles

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