λ
Sigma Notebook

4,728,861

34 × 79 × 739
Deficient Odd Composite

4,728,861 is odd and not a perfect square. Its factorization is 3^4 × 79 × 739 and its 20 divisors sum to 7,163,200.

Prime Factor Structure

Factorization String 3^4 × 79 × 739
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 20
Divisor Sum (σ) 7,163,200
Proper Divisor Sum 2,434,339
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #4728799 ← → #4728883

Radix Representation

Decimal 4728861
Binary 10010000010100000011101 (23 bits)
Octal 0o22024035
Hexadecimal 0x48281D

Divisor Catalog (20)

1 3 9 27 79 81 237 711 739 2,133 2,217 6,399 6,651 19,953 58,381 59,859 175,143 525,429 1,576,287 4,728,861

Collatz Trajectory (268 steps to reach 1)

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

4,728,861 14,186,584 7,093,292 3,546,646 1,773,323 5,319,970 2,659,985 7,979,956 3,989,978 1,994,989 5,984,968 2,992,484 1,496,242 748,121 2,244,364 1,122,182 561,091 1,683,274 841,637 2,524,912 1,262,456 631,228 315,614 157,807 473,422 236,711 710,134 355,067 1,065,202 532,601 1,597,804 798,902 399,451 1,198,354 599,177 1,797,532 898,766 449,383 1,348,150 674,075 2,022,226 1,011,113 3,033,340 1,516,670 758,335 2,275,006 1,137,503 3,412,510 1,706,255 5,118,766 2,559,383 7,678,150 3,839,075 11,517,226 5,758,613 17,275,840 8,637,920 4,318,960 2,159,480 1,079,740

More profiles

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