λ
Modular Archive

728,030

2 × 5 × 47 × 1549
Deficient Even Composite

The decimal integer 728,030 is 10110001101111011110 in binary (20 bits), 2615736 in octal and B1BDE in hexadecimal. Its digit sum is 20.

Prime Factor Structure

Factorization String 2 × 5 × 47 × 1549
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 1,339,200
Proper Divisor Sum 611,170
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #728027 ← → #728047

Radix Representation

Decimal 728030
Binary 10110001101111011110 (20 bits)
Octal 0o2615736
Hexadecimal 0xB1BDE

Divisor Catalog (16)

1 2 5 10 47 94 235 470 1,549 3,098 7,745 15,490 72,803 145,606 364,015 728,030

Collatz Trajectory (92 steps to reach 1)

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

728,030 364,015 1,092,046 546,023 1,638,070 819,035 2,457,106 1,228,553 3,685,660 1,842,830 921,415 2,764,246 1,382,123 4,146,370 2,073,185 6,219,556 3,109,778 1,554,889 4,664,668 2,332,334 1,166,167 3,498,502 1,749,251 5,247,754 2,623,877 7,871,632 3,935,816 1,967,908 983,954 491,977 1,475,932 737,966 368,983 1,106,950 553,475 1,660,426 830,213 2,490,640 1,245,320 622,660 311,330 155,665 466,996 233,498 116,749 350,248 175,124 87,562 43,781 131,344 65,672 32,836 16,418 8,209 24,628 12,314 6,157 18,472 9,236 4,618

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