λ
Match Zalai

2,459,805

3 × 5 × 163987
Deficient Odd Composite

2,459,805 factors as 3 × 5 × 163987. Its 8 positive divisors give a proper-divisor sum of 1,475,907, so this integer is deficient. The Collatz stopping time is 205 steps.

Prime Factor Structure

Factorization String 3 × 5 × 163987
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 3,935,712
Proper Divisor Sum 1,475,907
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #2459801 ← → #2459813

Radix Representation

Decimal 2459805
Binary 1001011000100010011101 (22 bits)
Octal 0o11304235
Hexadecimal 0x25889D

Divisor Catalog (8)

1 3 5 15 163,987 491,961 819,935 2,459,805

Collatz Trajectory (205 steps to reach 1)

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

2,459,805 7,379,416 3,689,708 1,844,854 922,427 2,767,282 1,383,641 4,150,924 2,075,462 1,037,731 3,113,194 1,556,597 4,669,792 2,334,896 1,167,448 583,724 291,862 145,931 437,794 218,897 656,692 328,346 164,173 492,520 246,260 123,130 61,565 184,696 92,348 46,174 23,087 69,262 34,631 103,894 51,947 155,842 77,921 233,764 116,882 58,441 175,324 87,662 43,831 131,494 65,747 197,242 98,621 295,864 147,932 73,966 36,983 110,950 55,475 166,426 83,213 249,640 124,820 62,410 31,205 93,616

More profiles

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