λ
Sigma Notebook

2,611,313

109 × 23957
Deficient Odd Composite

2,611,313 is odd and not a perfect square. Its factorization is 109 × 23957 and its 4 divisors sum to 2,635,380.

Prime Factor Structure

Factorization String 109 × 23957
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,635,380
Proper Divisor Sum 24,067
Digit Sum / Digital Root 17 (Root: 8)
Adjacent Primes #2611291 ← → #2611321

Radix Representation

Decimal 2611313
Binary 1001111101100001110001 (22 bits)
Octal 0o11754161
Hexadecimal 0x27D871

Divisor Catalog (4)

1 109 23,957 2,611,313

Collatz Trajectory (81 steps to reach 1)

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

2,611,313 7,833,940 3,916,970 1,958,485 5,875,456 2,937,728 1,468,864 734,432 367,216 183,608 91,804 45,902 22,951 68,854 34,427 103,282 51,641 154,924 77,462 38,731 116,194 58,097 174,292 87,146 43,573 130,720 65,360 32,680 16,340 8,170 4,085 12,256 6,128 3,064 1,532 766 383 1,150 575 1,726 863 2,590 1,295 3,886 1,943 5,830 2,915 8,746 4,373 13,120 6,560 3,280 1,640 820 410 205 616 308 154 77

More profiles

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