λ
Sigma Notebook

615,109

11 × 199 × 281
Deficient Odd Composite

615,109 is odd and not a perfect square. Its factorization is 11 × 199 × 281 and its 8 divisors sum to 676,800.

Prime Factor Structure

Factorization String 11 × 199 × 281
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 676,800
Proper Divisor Sum 61,691
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #615107 ← → #615137

Radix Representation

Decimal 615109
Binary 10010110001011000101 (20 bits)
Octal 0o2261305
Hexadecimal 0x962C5

Divisor Catalog (8)

1 11 199 281 2,189 3,091 55,919 615,109

Collatz Trajectory (203 steps to reach 1)

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

615,109 1,845,328 922,664 461,332 230,666 115,333 346,000 173,000 86,500 43,250 21,625 64,876 32,438 16,219 48,658 24,329 72,988 36,494 18,247 54,742 27,371 82,114 41,057 123,172 61,586 30,793 92,380 46,190 23,095 69,286 34,643 103,930 51,965 155,896 77,948 38,974 19,487 58,462 29,231 87,694 43,847 131,542 65,771 197,314 98,657 295,972 147,986 73,993 221,980 110,990 55,495 166,486 83,243 249,730 124,865 374,596 187,298 93,649 280,948 140,474

More profiles

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