λ
Sigma Notebook

4,057,949

7 × 579707
Deficient Odd Composite

4,057,949 is odd and not a perfect square. Its factorization is 7 × 579707 and its 4 divisors sum to 4,637,664.

Prime Factor Structure

Factorization String 7 × 579707
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 4,637,664
Proper Divisor Sum 579,715
Digit Sum / Digital Root 38 (Root: 2)
Adjacent Primes #4057939 ← → #4057967

Radix Representation

Decimal 4057949
Binary 1111011110101101011101 (22 bits)
Octal 0o17365535
Hexadecimal 0x3DEB5D

Divisor Catalog (4)

1 7 579,707 4,057,949

Collatz Trajectory (273 steps to reach 1)

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

4,057,949 12,173,848 6,086,924 3,043,462 1,521,731 4,565,194 2,282,597 6,847,792 3,423,896 1,711,948 855,974 427,987 1,283,962 641,981 1,925,944 962,972 481,486 240,743 722,230 361,115 1,083,346 541,673 1,625,020 812,510 406,255 1,218,766 609,383 1,828,150 914,075 2,742,226 1,371,113 4,113,340 2,056,670 1,028,335 3,085,006 1,542,503 4,627,510 2,313,755 6,941,266 3,470,633 10,411,900 5,205,950 2,602,975 7,808,926 3,904,463 11,713,390 5,856,695 17,570,086 8,785,043 26,355,130 13,177,565 39,532,696 19,766,348 9,883,174 4,941,587 14,824,762 7,412,381 22,237,144 11,118,572 5,559,286

More profiles

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