λ
Ratio Atlas

12,371,739

3 × 4123913
Deficient Odd Composite

12,371,739 factors as 3 × 4123913. Its 4 positive divisors give a proper-divisor sum of 4,123,917, so this integer is deficient. The Collatz stopping time is 166 steps.

Prime Factor Structure

Factorization String 3 × 4123913
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 16,495,656
Proper Divisor Sum 4,123,917
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #12371729 ← → #12371741

Radix Representation

Decimal 12371739
Binary 101111001100011100011011 (24 bits)
Octal 0o57143433
Hexadecimal 0xBCC71B

Divisor Catalog (4)

Collatz Trajectory (166 steps to reach 1)

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

12,371,739 37,115,218 18,557,609 55,672,828 27,836,414 13,918,207 41,754,622 20,877,311 62,631,934 31,315,967 93,947,902 46,973,951 140,921,854 70,460,927 211,382,782 105,691,391 317,074,174 158,537,087 475,611,262 237,805,631 713,416,894 356,708,447 1,070,125,342 535,062,671 1,605,188,014 802,594,007 2,407,782,022 1,203,891,011 3,611,673,034 1,805,836,517 5,417,509,552 2,708,754,776 1,354,377,388 677,188,694 338,594,347 1,015,783,042 507,891,521 1,523,674,564 761,837,282 380,918,641 1,142,755,924 571,377,962 285,688,981 857,066,944 428,533,472 214,266,736 107,133,368 53,566,684 26,783,342 13,391,671 40,175,014 20,087,507 60,262,522 30,131,261 90,393,784 45,196,892 22,598,446 11,299,223 33,897,670 16,948,835

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