λ
Integer Codex

7,742,581

7 × 11 × 193 × 521
Deficient Odd Composite

For 7,742,581, the 16 positive divisors have a total of 9,721,728. Removing 7,742,581 leaves 1,979,147, which gives the deficient classification.

Prime Factor Structure

Factorization String 7 × 11 × 193 × 521
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 9,721,728
Proper Divisor Sum 1,979,147
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #7742573 ← → #7742593

Radix Representation

Decimal 7742581
Binary 11101100010010001110101 (23 bits)
Octal 0o35422165
Hexadecimal 0x762475

Divisor Catalog (16)

1 7 11 77 193 521 1,351 2,123 3,647 5,731 14,861 40,117 100,553 703,871 1,106,083 7,742,581

Collatz Trajectory (129 steps to reach 1)

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

7,742,581 23,227,744 11,613,872 5,806,936 2,903,468 1,451,734 725,867 2,177,602 1,088,801 3,266,404 1,633,202 816,601 2,449,804 1,224,902 612,451 1,837,354 918,677 2,756,032 1,378,016 689,008 344,504 172,252 86,126 43,063 129,190 64,595 193,786 96,893 290,680 145,340 72,670 36,335 109,006 54,503 163,510 81,755 245,266 122,633 367,900 183,950 91,975 275,926 137,963 413,890 206,945 620,836 310,418 155,209 465,628 232,814 116,407 349,222 174,611 523,834 261,917 785,752 392,876 196,438 98,219 294,658

More profiles

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