λ
Sigma Notebook

1,655,699

127 × 13037
Deficient Odd Composite

1,655,699 is odd and not a perfect square. Its factorization is 127 × 13037 and its 4 divisors sum to 1,668,864.

Prime Factor Structure

Factorization String 127 × 13037
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,668,864
Proper Divisor Sum 13,165
Digit Sum / Digital Root 41 (Root: 5)
Adjacent Primes #1655683 ← → #1655707

Radix Representation

Decimal 1655699
Binary 110010100001110010011 (21 bits)
Octal 0o6241623
Hexadecimal 0x194393

Divisor Catalog (4)

1 127 13,037 1,655,699

Collatz Trajectory (70 steps to reach 1)

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

1,655,699 4,967,098 2,483,549 7,450,648 3,725,324 1,862,662 931,331 2,793,994 1,396,997 4,190,992 2,095,496 1,047,748 523,874 261,937 785,812 392,906 196,453 589,360 294,680 147,340 73,670 36,835 110,506 55,253 165,760 82,880 41,440 20,720 10,360 5,180 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 77 232 116 58 29 88 44 22 11 34 17 52

More profiles

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