λ
Ratio Atlas

64,743,772

22 × 16185943
Deficient Even Composite

64,743,772 factors as 2^2 × 16185943. Its 6 positive divisors give a proper-divisor sum of 48,557,836, so this integer is deficient. The Collatz stopping time is 370 steps.

Prime Factor Structure

Factorization String 2^2 × 16185943
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 6
Divisor Sum (σ) 113,301,608
Proper Divisor Sum 48,557,836
Digit Sum / Digital Root 40 (Root: 4)
Adjacent Primes #64743761 ← → #64743787

Radix Representation

Decimal 64743772
Binary 11110110111110100101011100 (26 bits)
Octal 0o366764534
Hexadecimal 0x3DBE95C

Divisor Catalog (6)

Collatz Trajectory (370 steps to reach 1)

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

64,743,772 32,371,886 16,185,943 48,557,830 24,278,915 72,836,746 36,418,373 109,255,120 54,627,560 27,313,780 13,656,890 6,828,445 20,485,336 10,242,668 5,121,334 2,560,667 7,682,002 3,841,001 11,523,004 5,761,502 2,880,751 8,642,254 4,321,127 12,963,382 6,481,691 19,445,074 9,722,537 29,167,612 14,583,806 7,291,903 21,875,710 10,937,855 32,813,566 16,406,783 49,220,350 24,610,175 73,830,526 36,915,263 110,745,790 55,372,895 166,118,686 83,059,343 249,178,030 124,589,015 373,767,046 186,883,523 560,650,570 280,325,285 840,975,856 420,487,928 210,243,964 105,121,982 52,560,991 157,682,974 78,841,487 236,524,462 118,262,231 354,786,694 177,393,347 532,180,042

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