λ
Integer Codex

7,527,991

17 × 442823
Deficient Odd Composite

For 7,527,991, the 4 positive divisors have a total of 7,970,832. Removing 7,527,991 leaves 442,841, which gives the deficient classification.

Prime Factor Structure

Factorization String 17 × 442823
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 7,970,832
Proper Divisor Sum 442,841
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #7527977 ← → #7528007

Radix Representation

Decimal 7527991
Binary 11100101101111000110111 (23 bits)
Octal 0o34557067
Hexadecimal 0x72DE37

Divisor Catalog (4)

1 17 442,823 7,527,991

Collatz Trajectory (279 steps to reach 1)

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

7,527,991 22,583,974 11,291,987 33,875,962 16,937,981 50,813,944 25,406,972 12,703,486 6,351,743 19,055,230 9,527,615 28,582,846 14,291,423 42,874,270 21,437,135 64,311,406 32,155,703 96,467,110 48,233,555 144,700,666 72,350,333 217,051,000 108,525,500 54,262,750 27,131,375 81,394,126 40,697,063 122,091,190 61,045,595 183,136,786 91,568,393 274,705,180 137,352,590 68,676,295 206,028,886 103,014,443 309,043,330 154,521,665 463,564,996 231,782,498 115,891,249 347,673,748 173,836,874 86,918,437 260,755,312 130,377,656 65,188,828 32,594,414 16,297,207 48,891,622 24,445,811 73,337,434 36,668,717 110,006,152 55,003,076 27,501,538 13,750,769 41,252,308 20,626,154 10,313,077

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