λ
Ratio Atlas

61,368,987

3 × 20456329
Deficient Odd Composite

61,368,987 factors as 3 × 20456329. Its 4 positive divisors give a proper-divisor sum of 20,456,333, so this integer is deficient. The Collatz stopping time is 212 steps.

Prime Factor Structure

Factorization String 3 × 20456329
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 81,825,320
Proper Divisor Sum 20,456,333
Digit Sum / Digital Root 48 (Root: 3)
Adjacent Primes #61368973 ← → #61369003

Radix Representation

Decimal 61368987
Binary 11101010000110101010011011 (26 bits)
Octal 0o352065233
Hexadecimal 0x3A86A9B

Divisor Catalog (4)

Collatz Trajectory (212 steps to reach 1)

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

61,368,987 184,106,962 92,053,481 276,160,444 138,080,222 69,040,111 207,120,334 103,560,167 310,680,502 155,340,251 466,020,754 233,010,377 699,031,132 349,515,566 174,757,783 524,273,350 262,136,675 786,410,026 393,205,013 1,179,615,040 589,807,520 294,903,760 147,451,880 73,725,940 36,862,970 18,431,485 55,294,456 27,647,228 13,823,614 6,911,807 20,735,422 10,367,711 31,103,134 15,551,567 46,654,702 23,327,351 69,982,054 34,991,027 104,973,082 52,486,541 157,459,624 78,729,812 39,364,906 19,682,453 59,047,360 29,523,680 14,761,840 7,380,920 3,690,460 1,845,230 922,615 2,767,846 1,383,923 4,151,770 2,075,885 6,227,656 3,113,828 1,556,914 778,457 2,335,372

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